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B30 5 ASME-MOBILE AND LOCOMOTIVE CRANES
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B30 5 ASME-MOBILE AND LOCOMOTIVE CRANES

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American regulations about mobile cranes.

American regulations about mobile cranes.

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  • 1. ASME B30.5MOBILE AND LOCOMOTIVE CRANESSafety standard for cableways, cranes, derricks, hoists, hooks, jacks and slings
  • 2. ASME B30.5INTRODUCTIONOne purpose of Standard is to serve as guide to governmental authorities and to manufactures, purchasers andusers of the equipment.The Standard has been divided into separate volumes:B30. 1 JacksB30.2 Overhead and Gantry Cranes (Top Running Bridge, Single or Multiple Girder, Top Running Trolley Hoist)B30.3 Construction Tower CranesB30.4 Portal, Tower, and Pedestal CranesB30.5 Mobile and Locomotive CranesB30.6 DemcksB30.7 Base Mounted Drum HoistsB30.8 Floating Cranes and Floating DemcksB30.9 SlingsB30.10 HooksB30.11 Monorails and Underhung CranesB30.12 Handling Loads Suspended From RotorcraftB30.13 StorageRetrieval (S/R) Machines and Associated EquipmentB30.14 Side Boom TractorsB30.15 Mobile Hydraulic Cranes Note: B30.15- I973 has been withdrawn. The revision of B30.15 is included in the latest edition of B30.5.B30.16 Overhead Hoists (Underhung)B30.17 Overhead and Gantry Cranes (Top Running Bridge, Single Girder, Underhung Hoist)B30.18 Stacker Cranes (Top or Under Running Bridge, Multiple Girder With Top or Under Running Trolley Hoist)B30.19 CablewaysB30.20 Below-the-Hook Lifting DevicesB30.21 Manually Lever Operated HoistsB30.22 Articulating Boom CranesB30.23 Personnel Lifting SystemsB30.24 Container CranesB30.25 Scrap and Material HandlersB30.26 Rigging HardwareB30.27 Material Placement SystemsB30.28 Balance-Lifting Units
  • 3. ASME B30.5INTRODUCTIONSCOPEThis Standards applies to the construction, installation, operation, inspection, and maintenace of jacks;poweroperated cranes, monorails and crane runways; power operated and manually operated derricks andhoist, lifing devices, hooks and sling and cableways.NOT APPLY:- Track and automotive jacks- Railway or automobile wrecking cranes- Shipboard : cranes, cargo-handling equipment- Well-drilling derricks- Skip hoists- Mine hoists- Truck body hoists- Car or barge pullers- Conveyors- Excavating equipment- Or equipment coming within the scope of the following committes: A10/ A17/A90/A92/A120/B20/B56/B77PURPOSEMinimize injury to workers, provide the protection of life, limb and property by prescribing safety requirements..Provide direction to owners, employers, supervisors and other concerned with or reponsible for its applicationGuide governments and other regulatory bodies in the development, promulgation and enforcement ofappropriate safety directivesSafety standard for cableways, cranes, derricks, hoists, hooks, jacks and slings
  • 4. ASME B30.5INTRODUCTIONINTERPRETATIONSThe request for interpretation should be clear and unambiguous. Format:Subject- paragraph number/s and concise descriptionEditions-of the pertinent volumeQuestions-as a request for an interpretation of a specific requirementsNEW AND EXISTING INSTALLATIONSEffective date- 1 years after its date of issuanceNew installations- Construction, installation, inspection, testing , maintenance, and operation of equipmentmanufactures and facilities constructed after the effective date of this volume shall conform with the mandatoryrequirements of this volume.Existing Installation: inspection, testing , maintenance and operation of equipment manufactured and facilitiesconstructed prior to the effective date of this volumeWhen an item is being modified-requirement be reviewed relative to the current volumeMANDATORY AND ADVISORY RULESMandatory rules= use of the word SHALLAdvisory rules= SHOULD, recommendation to be consideredMETRIC CONVERSIONSThe values stated in U.S. Customary units are to be regarded as the standard. And SI
  • 5. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-0SCOPE, DEFINITIONS AND REFERENCESSCOPEB30.5 applies to crawler cranes, locomotive cranes, wheel-mounted cranes, and any variations thereof whichretain the same fundamental characteristics. Crane powered by internal combustion engines or electric motors.Machines when used as lifting cranes.EXCLUDESide boom tractorsCrane designed for rail wayAutomobile wreck clearanceDigger derricksCranes manufactured specifically- energized electrical line serviceKnuckle boomTrolley boom cranesCranes have a maximum rated capacity of one ton or less.
  • 6. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-0SCOPE, DEFINITIONS AND REFERENCESDEFINITIONS-TYPE OF MOBILE AND LOCOMOTIVECRANESCOMERCIAL TRUCK-MOUNTED CRANE: rotatingsuperstructure (center post or turnable), boom andoperatingstation/s- To lift, lower and swing loads at variousradii.CRAWLER CRANE- base is equipped with crawler for travelLOCOMOTIVE CRANE- mounted on a base or car equipped fortravel on a railroad track. Self-propelled or by an outsidesource.WHEEL-MOUNTED CRANE- multiple control stations,-equipped with axles and rubber-tired wheels for travel,having separate stations for driving and operating.WHEEL-MOUNTED CRANE –single control station-for drivingand operating.
  • 7. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-0SCOPE, DEFINITIONS AND REFERENCESDEFINITIONS-GENERALHOIST MECHANISMBOOM HOIST MECHANISM-supporting and controllingACCESSORYANGLE INDICATOR (BOOM)-with horizontalANTI TWO-BLOCK DEVICE-disangages function causetwo-blocking(TWO-BLOCK DAMAGE PREVENTION FEATURETWO-BLOCK WARNING FEATURETWO BLOCKING)AUXILIARY HOISTAXIS OF ROTATIONAXLE-wheel rotates/HORIZONTALAXLE (BOGIE)-wheeks/VERTICALBOOM (CRANE)-member hinged-supporting thehoisting tackleBOOM ANGLEBOOM POINT-outer extremity, containing the hoistsheave assemblyBOOM POINT SHEAVE ASSEMBLYBOOM STOP-limit angle the highestJIBJIB BACKSTOPLUFFING ATTACHMENT (jib but it is capable ofchanging angle during operation)MAST (BOOM)/MAST (JIB)TELESCOPING BOOMPENDANT –a rope or strand-connectionsSTANDING (GUY) ROPE-supporting ropeROPE/ROTATION RESISTANT ROPERUNNING ROPEWHIPLINE (RUNNER OR AUXILIARY)WINCH HEADDRUMFLANGE POINT-a point of contact between rope anddrum flange where the rope changes layersREEVING-rope system in which the rope travels arounddrums and sheavesREPETITIVE PICKUP POINTCROSS-OVER POINTSPAWL (DOG)-holding a member against motion in oneor more directionsBASE (MOUNTING)-traveling baseWHEEL BASETRANSIT (moving or transoirting-jobsite)TRAVEL (moving jobsite)CRANE CARRIER-undercarriageOUTRIGGERSSTABILIZERCABCAB OR STATION-OPERATED CRANESREMOTE-OPERATED CRANESOPERATIONAL AID-provices information to facilitateoperation of the craneCOUNTERWEIGHTGANTRY (A-frame)BALLAST-weight-stabilityRAIL CLAMP- be connected to the trackSTRUCTURAL COMPETENCESUPERSTRUCTUREJOBSITEGROUND-OR FLOOR OPERATED CRANESSWING MECHANISMSWING-rotation superstructure (horizontal)SWIVEL--permit rotation under load in a planeperpendicular to the direction of the loadSWIVELING- hook or shackleLOADPAYLOAD-transporter by the commercial truck chassisLOAD(WORKING)- in pounds (kg)LOAD BLOCK, LOWER-suspended by the hoistingropesLOAD BLOCK, UPPER-from boom point (shackle,swivel, sheaves, pins and frame)LOAD INDICATORLOAD RATING- pounds (chart)SIDE LOADINGRATED CAPACITY (LOAD) LIMITERDYNAMIC (LOADING)STANDBY CRANETACKLE-an assembly of ropes and sheaves arrangefor lifting, loweringPOWER-CONTROLLED LOWERING-brakes, soeed…BRAKE-retarding or stopping motionCLUTCH-for engagement or disengagement of powerCOMMERCIAL TRUCK VEHICLE-transportationpersonnel or materialsADMINISTRATIVE OR REGULATORY AUTHORITYAUTHORIZEDAPPOINTEDDESIGNATED PERSONQUALIFIED OPERATORQUALIFIED PERSONSHALL = RULE IS MANDATORYSHOULD= RULE IS RECOMENDATION
  • 8. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-0SCOPE, DEFINITIONS AND REFERENCESANTI TWO-BLOCK DEVICEWINCH HEADBallast (locomotive crane)
  • 9. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-0SCOPE, DEFINITIONS AND REFERENCES
  • 10. RAIL CLAMP- be connected to the trackASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-0SCOPE, DEFINITIONS AND REFERENCESAxes horizontal and vertical (Bogie)Base-travelingCRANE CARRIER-undercarriageBase-traveling
  • 11. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-0SCOPE, DEFINITIONS AND REFERENCES
  • 12. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-1CONSTRUCTION AND CHARACTERISTICSLOAD RATINGSLOAD RATINGS-WHERE STABILITY GOVERNS LIFTING PERFORMANCELOAD RATINGS-WHERE STRUCTURAL COMPETENCE GOVERNS LIFTINGPERFORMACELOAD RATING CHARTSTABILITY (BACKWARD AND FORWARD)BACKWARD STABILITYGENERAL CONDITIONSMINIMUM BACKWARD STABILITY CONDITIONSLIMITATIONS IN BOOM LENGTH OR BOOM ANGLEBOOM HOIST, LOAD HOIST, AND TELESCOPING BOOMMECHANISMSBOOM HOIST MECHANISMLOAD HOIST MECHANISMTELESCOPING BOOMSWING MECHANISMSWING CONTROLSWING BRAKING MEANS AND LOCKING DEVICECRANE TRAVELTRAVEL CONTROLSTRAVEL MECHANISMTRAVEL BRAKES AND LOCKSCONTROLSGENERALCONTROL FORCES AND MOVEMENTSPOWER PLANT CONTROLSENGINE CLUTCHROPE DESIGN FACTORSROPEREEVING ACCESSORIESSHEAVESSHEAVES SIZESLOAD HOOK, BALL ASSEMBLIES AND LOAD BLOCKSCABSCONSTRUCTIONPLATFORMS TO CABACCESS TO CABCAB ROOFGENERAL REQUIREMENTSBOOMSEXHAUST GASESOUTRIGGERSLOCOMOTIVE CRANE EQUIPMENTWELDED CONSTRUCTIONGUARD FOR MOVING PARTSCLUTCH AND BRAKE PROTECTIONHYDRAULIC AND PNEUMATIC LINE PROTECIONTWO-BLOCKING FEATURESLOAD INDICATORSLUBRICATING POINTSMISCELLANEOUS EQUIPMENTSTRUCTURAL PERFORMANCECRANES USED FOR OTHER LIFTING SERVICE
  • 13. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-1CONSTRUCTION AND CHARACTERISTICSLOAD RATINGSLOAD RATINGS-WHERE STABILITY GOVERNS LIFTINGPERFORMANCELocomotive cranes be standing on a track that is level within 1% gradeRadius of the load= horizontal distance from axis of rotation and CG loadTipping loads –are determinated- static conditonsWeight of all auxiliary handling devices (block, hooks, slings) be considereda part of the loadAll in accordance Crane Load Stability Test Code ANSI/SAE J 765Additional factors will be influenced-stability:- Freely suspended loads- Track- Wind- Ground conditions- Condition and inflation of rubber tires- Boom lengths-Proper operating speeds for existing conditions- Competent operation.- Any estándar attachments to the boom such as jibs, auxiliary or whip lines- Effect of lights, pile lead adaptors or other nonstandard attachmentsCrane mounted on barges or pontoons-load rating shall be modifiedLEVEL
  • 14. TYPE OF CRANE MOUNTINGMAXIMUM LOADRATINGS %Locomotive, without outrigger (stabilizer) support [Note (1)]Booms 60 ft (18 m) or less 85Booms over 60 ft (18 m) 85 [Note (2)]Locomotive, using outriggers (stabilizers) fully extended and set 80Crawler, without outrigger support 75Crawler, using outriggers fully extended and set 85Wheel mounted, without outrigger support 75Wheel mounted, using outrigger fully extended and set, with tires off supporting surface 85Wheel mounted, using outrigger beams partially extended and set, with tires off supporting surface Notes (3) and (4)Commercial truck vehicle mounted, with stabilizers extended and set 85Commercial truck mounted, using stabilizers partially extended and set Notes (3) and (4)NOTES:1. As a precaution while testing for free ratings, outriggers should be loosely applied; rail clamps should not be used.2. The difference between the backward stability moment and the forward moment resulting from the load should not be less than30,000 lb-ft (40,675 N . m) with the backward stability moment being the greater.3. The following formula shall be used for less than full extension of all outrigger beams to find the rated capacity:P ≤ (T – 0.1F)/1.25whereF = load applied at boom tip that gives the same moment effect as boom massP = rated capacity in the lifting direction specifiedT = tipping loadIf crane operation with outriggers in positions other than fully extended is permitted by the cranemanufacturer, specified procedures, ratings, and limitations for any configurations that are permittedshall be provided.ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-1CONSTRUCTION AND CHARACTERISTICSLOAD RATINGS
  • 15. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-1CONSTRUCTION AND CHARACTERISTICSLOAD RATINGSLOAD RATINGS-WHERE STRUCTURAL COMPETENCE GOVERNS LIFTING PERFORMACELoad will produce a condition of tipping increase rapidly and reach extreme values as the minimum operating radius andtipping fulcrum of the machine are approached.Some radii may be based on structural competence of the machine rather than stability.Additional ratings –the work area. Structural competence rather than stability
  • 16. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-1CONSTRUCTION AND CHARACTERISTICSDiagrams suplied by the manufacturer.
  • 17. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-1CONSTRUCTION AND CHARACTERISTICS
  • 18. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-1CONSTRUCTION AND CHARACTERISTICSLOAD RATINGSLOAD RATING CHARTDurable, legible letters in a location accessible to the operator while at the controls.The data and information included:- Full and complete range of load rating- all stated operating radii, boom angles,work areas, boom lengths, jib lengths and angles (of offset), outriggers and extracounterweights- Work area chart- Where rating are limited by structural, hydraulic or other factor – shown andemphasized on the rating charts- Recommended reeving for the hoist lines be shownThe following information SHALL be shown on the rating chart or in the operting manual::- Parts of hoist reeving ,size and type or rope for various crane loads- Boom hoist reeving diagram, size , type and length of rope- Tire pressure, where applicable- Cautionary or warning notes relative to limitations on equipment and operatingprocedures, including indication of the least stable direction- Position of the gantry and requirements for intermediate boom suspension- Instruction for boom erection and conditions under which the boom, or boom and jibcombinations –raise or lower-Hoist holding mechanism is automatically, or manually controlled,, whether freefall isavailable or any combination-Maximum telescopic travel length of each boom telescopic section-Whether sections are telescoped with power or manually-The sequence and procedure for extending and retracting the telescopic boom section- Maximum load permitted during the actual boom extending operation, and any limitingconditions or cautions- Hydraulic relief valve setting specified by the manufacturer
  • 19. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-1CONSTRUCTION AND CHARACTERISTICS
  • 20. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-1CONSTRUCTION AND CHARACTERISTICS
  • 21. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-1CONSTRUCTION AND CHARACTERISTICSSTABILITY (BACKWARD AND FORWARD)BACKWARD STABILITYIt is ability to resist overturning in the direction opposite the boom point while the unloaded condition.GENERAL CONDITIONSCrane to be equipent for crane operation with shortest recomended boomBoom positioned at maximum recommended boom angleCrane to be unloaded (lower load block on support)Outriggers free of the bearing surface when the crane is counterweighted for “on tires or on wheels”Crane to be standing on a firm supporting surface- level within 1% grade, locomotive cranes to be standing on a level track.All fuel tanks to be alt least half fullm and all other fluid levels as specified.MINIMUM BACKWARD STABILITY CONDITIONS-see next DIAPOSITIVA??LIMITATIONS IN BOOM LENGTH OR BOOM ANGLEProvided information on the load chart stating any limitations in boom lengthor boom angle for specified operating conditions of outriggers, direction ofboom or other requirementes
  • 22. MINIMUM BACKWARD STABILITY CONDITIONSLocomotive Cranes- horizontal distance between the CG of the crane and the axis of rotation SHALL not exceed 39% ofthetrack gageCrawler Cranes -horizontal distancce between the CG of the crane and the axis of rotation SHALL not exceed 70% of theRadial distance from the axis of rotation to the backward tipping fulcrum in the least stable directionWheel-Mounted Cranes(Counterweigthed for “on Tires or on Wheels” Operation)-With longitudinal axis of the rotating at 90º to the longitudinal axis to the carrier, the total load on all wheels-on the side ofthe carrier under the boom shall not be less thant 15 % of the total weight of the crane With longitudinal axis of the rotatingin the line with the longitudinal axis to the carrier, the total load on all wheels –under the lighter loaded end of the carriershall not be less thant 15 % of the total weight of the crane, in the work area and not less than 10% of the load weight of thecrane in an area not specified as a work areaWheel-Mounted Cranes (Counterweighted for “on Outrigger” Operation) –machine supported level on fully extendedOutriggers with all tires free, the resistance to overturning in a backward be equivalent (=before)ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-1CONSTRUCTION AND CHARACTERISTICS
  • 23. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-1CONSTRUCTION AND CHARACTERISTICSBOOM HOIST, LOAD HOIST, AND TELESCOPING BOOM MECHANISMSBOOM HOIST MECHANISMUse a drum for its drive or hydraulic cylinder(s) and the supporting structure may be a gantry or the same hydrauliccilinder(s) used to elevate the boom.Boom hoist be capable of elevating and controlling the boom with its rated loadBoom lowering be done only under power control. Free-fall no permitted.Boom hoist drum- have sufficiente rope capacity- to operate the boom in all positions (lowest-highest)Rope-No less than 2 full wraps of rop remain on the Be anchored to the drum.Drum 1º layer rope pitch diameter of not less than 15 times the nominal diameter of the rope used.On rope boom support machine- braking mechanism, a ratchet and pawl and other locking devices be provided to preventlowering of the boomAn integrally mounted holding device shall be provided with boom support hydraulic cylinder(s) to prevent uncontrolledlowering the boom in the event of a hydraulic system failure.
  • 24. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-1CONSTRUCTION AND CHARACTERISTICSBOOM HOIST, LOAD HOIST, AND TELESCOPING BOOM MECHANISMSLOAD HOIST MECHANISM- consist of a drum or hydraulic cylinder/s with necessary rope reevingLoad hoist drums- have power and operational characteristics sufficient to perform all load lifting and lowering functions.-Brakes and clutches be provided with adjustments to compensate for linig wear and to maintain force in springs.-Load hoist drums have rope capacity , rope size and reeving sufficient to perform crane service. (boom lengths, radiii,vertical lifts… No less 2 full wraps of ropes on the drum in the extreme low position, drum end be anchored to the drum, thedrum extend a minimum of ½ in (13mm) over the top layer of rope at all times- The load hoist drums provided a first layer rope pitch diameter of not less than 18 time the nominal diameter of rope.- A means controllable provided to hold the drum. Foot-operated brakes having a continuous mechanical linkage-Drum rotation indicators be provide and located to afford sensing by operatorLoad hoist brakes- continuous mechanical linkage, if NO, automatic means to prevent the load from failing/Foot-operatedbrakes pedals- proper position, not slip off.Power-Controlled Lowering- to assist in precison loweringCylinders with rope reeving- have power and operational characteristics sufficient to perform all load lifting and loweringfunctions required in crane service when operated under recommended conditions. Sheaves used in multiple ropereeving shall have a pitch diameter not less than 16 times the nominal diameter of the ropeTELESCOPING BOOMExtension and retraction of boom sections- may be hydraulic, mechanical or manual meansPowered retract function – controlling any rated load that can be retracted.An integrally mounted holding devide be provided to prevent uncontrolled retraction of the boom.
  • 25. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-1CONSTRUCTION AND CHARACTERISTICSSWING MECHANISMSWING CONTROL- start and stop with acceleration and decelerationSWING BRAKING MEANS AND LOCKING DEVICEA braking means with holding power in both directions. Locking device to prevent the boom and superstructure fromrotating when in transit.CRANE TRAVELTRAVEL CONTROLS- Auxiliary controls be provided in the crane cab. 2 operator in crane cab and cran is traveling-comunication be provided between the cabs.TRAVEL MECHANISMTRAVEL BRAKES AND LOCKS- crawler, locomotive and on wheel-mounted cranes (Brakes- stop level ground 32ft(10m)from a speed of 15 mph(6.7m/s)Vehicle-mounted cranes on commercial trucks shall meet the requirementes of US Departament of Transportation
  • 26. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-1CONSTRUCTION AND CHARACTERISTICSCONTROLSGENERALBasic control-be located-operator’s station-CABLOAD HOIST, BOOM HOIST, SWING AND BOOM TELESCOPE.See figure telescoping-type boom of not equiped with telescoping type boomEmergenciy stop.CONTROL FORCES AND MOVEMENTSFORCES Not be grater than 35lb(156N) ON HAND LEVERS/ 50 lb(222N) ON FOOT PEDALSTRAVEL DISTANCE not be greater than 14in(356 mm) ON HAND LEVERS, TWO WAY LEVERS 24in (610 mm) ONONEWAY LEVERS/ 10 in (254 mm) ON FOOT PEDALSPOWER PLANT CONTROLSStart and Stop/ Control the Speed/Stop two-cycle disel enginer under emergency conditions/Shift selective transmissionsENGINE CLUTCHMechanical or hydrodynamic drive to any crane function.
  • 27. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-1CONSTRUCTION AND CHARACTERISTICSCONTROLS
  • 28. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-1CONSTRUCTION AND CHARACTERISTICSROPES AND REEVING ACCESSORIESROPE DESIGN FACTORSa)Travel or transit positonFactor of live not be less than 3.5 -running ropes on drums or over sheavesFactor of live not be less than 3.0- pendants or standing ropesb)Under recommended boom erection conditionsFactor of live not be less than 3.0 -running ropes on drums or over sheavesFactor of live not be less than 2.5- pendants or standing ropesc)Rotation resistant ropes- factor 5 or greaterThe factor specified in a)b)and c) be the total nominal breaking strength of all ropes in the system divided by the loadimposed on the rope system when supporting the static weights of structure and crane rated load.ROPEFiber core ropes NOT be used for boom hoist or luffing attachment reeving.Rotation resistant ropes NOT be used for boom hoist reeving.Rotation resistant ropes MAY BE USED as boom hoist reeving when load hoist are used as boom hoists for attachmentsuch as luffing attachment or boom and mast attachments system-following requerimentes shall be met:- Provide a first-layer rope pitch diameter of not less than 18 time the nominal diameter of he rope used- All the requirementes of the boom hois mechanism- All sheaves used –have a rope pitch diameter of not less than 18 times the nominal diameter of the rope used-The design factor be the total minimum breaking force of all parts of rope in the system divided by the load imposedon the rope system when supporting the static weights of the structure an the crane rated load-The frequency of inspection of wire rope be increasedRotion resistant rope-Special care during installation.Socketing = specified by the manufacturer.If a load is supported by more than one part of rope, tension in the parts be equilizedExposed to ambient temperatures at the rope in excess of 180ºF (82ºC)
  • 29. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-1CONSTRUCTION AND CHARACTERISTICSROPES AND REEVING ACCESSORIESREEVING ACCESSORIESEye splices be made in a manner recommended- manufacturer and Rope thimbles should be used in the eye.Wire rope clip- U-bolt or double-saddle –type clip. Number of clip- manufacturer’s recommendation.Swaged, compressed or wedge socket fitting be applied as recommended. Be proof tested but in no case greater than50% of the nominal strength of the component wire rope or structural strand.Wire rope clips used in conjunction with wedge sockets be attached to the unloaded dead end of the rope (See fig.)
  • 30. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-1CONSTRUCTION AND CHARACTERISTICSROPES AND REEVING ACCESSORIESSHEAVESFree from surface defects that could cause rope damage.The cross-sectional radius at the bottom of the groove should be such as to form a close-fitting saddle for the size ofrope used.The sides of the groove shall be tapered outward and rounded at the rim to facilitate entrance of the rope into thegroove.Guards to protect from dirty and to guide the rope back into the grooveLubricationSHEAVES SIZESBoom hoisting sheaves- diameters of not less than 15 times the nominal diameter of the rope useLoad hoisting sheaves- diameters not less than 18 timesLoad block (lower) sheaves – diameter not less than 16 time the nominal diameter….
  • 31. LOAD HOOK, BALL ASSEMBLIES AND LOAD BLOCKS-Be of sufficiente weigth to overhaul the line from the highest hook position for boom or boomor boom and jib lengths, and the number of parts of line in use.All be labeled with their rated capacity and weight. All hook be equiped with latches-ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-1CONSTRUCTION AND CHARACTERISTICS
  • 32. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-1CONSTRUCTION AND CHARACTERISTICSCABSCONSTRUCTIONInsofar as is practical, be constructed to proted brakes, clutchs and operator’s station from the weather.Glazing be safety (material defined in ANSI Z26.1) Good visibility, one windshield wipper on the front windows.All doors- sliding or swinging type. Be restraines from inadvertent opening or closing while traveling or operting.Seat belt be provided in all single-control-station during transit and travelPLATFORMS TO CABWalking surface be of skid-resistant type. Guardrails in accordance with ANSI/SAE J185. (Handholds-toonarrow)ACCESS TO CABHandholds and steps be provided for access to the car and cab.Walking surfaces be of a skid-resistant typeCAB ROOFLadder or steps be provided to give access to the cab roof.- Conform to the requirements of ANSI/SAE J185Areas of the cab roof be capable of supporting the weight of a 200 lb(90kg) person
  • 33. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-1CONSTRUCTION AND CHARACTERISTICSGENERAL REQUIREMENTSBOOMSBoom stops- to resist falling backwards (fixed or telescoping bumper/shockabsorbing bumper or/hydraulic boom elevation cylinder )Jibs be restrained from backward overturningBoom angle or radius, and length indicator readable from the operator’sstation be providedBoom hoist disconnect, shutoff or hydraulic relief be provided toautomatically stop ( boom reaches a predetermined high angle)Booms, boom sections and jibs be identifiedEXHAUST GASES- be piped to the outside of the cab and discharged in adirection away from the operator.OUTRIGGERS- retracted position while traveling, and in the extendedposition when set for operating. Valves prevent loss of support under load.Correct fastening. Partially extended outrigger beams-Visible indicationsuch as stripes painted on the outrigger beams- positionLOCOMOTIVE CRANE EQUIPMENTTruck wedges or Jacks-Releasable.WELDED CONSTRUCTION- in accordance ANSI/AWS D14.3 on load –othermaterials- manufacturer provide welding proceduresGUARD FOR MOVING PARTS- Exposed moving parts be guarded/Befastened and be capable of supporting weight of a 200 lb (90kd)- a personto step on itCLUTCH AND BRAKE PROTECTION- dry friction brakes and clutches beprotected against rain and other liquid (oil, lubricants)HYDRAULIC AND PNEUMATIC LINE PROTECION- in so far as it ispracticalOPERATINAL AIDS- manufacturer provide recommendation for continuedoperation or shutdown of the crane if operational aids are inoperative or
  • 34. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-1CONSTRUCTION AND CHARACTERISTICSGENERAL REQUIREMENTSTWO-BLOCKING FEATURES- Telescopic and lattice boom be equipped with an anti-two-block device or a two-block damageprevention feature for all points of two-blockingLOAD INDICATORS, RATED CAPACITY INDICATORS AND RATED CAPACITY LIMITERS-all crane wit ha maximumrate load capacity of 3 tons or more should have itLUBRICATING POINTS-be accesible without the necessity of removing guards or other partsMISCELLANEOUS EQUIPMENT- Fuel tank. Tool box (tools and lubricanting equipment).Audible signal. Means to visuallydetermine the levelness of the crane. Hydraulic relief valves. Meand for checking pressure setting in each hydrauliccircuit. A sign visible from the opertor’s station- warning that electrocution a minimum clearance of 10ft(3m) betweencrane or load for energized power lines up to 50 kVSTRUCTURAL PERFORMANCEmeet the performance requirements of ANSI/SAE J987– ANSI/SAE J1069- special designLUBRICATING POINTS
  • 35. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-2INSPECTION, TESTING AND MAINTENANCEINSPECTION-GENERALINSPECTION CLASSIFICATIONInitial InspectionRegular InspectionFrequent InspectionPeriodic InspectionFREQUENTE INSPECTIONPERIODIC INSPECTIONCRANES NOT IN REGULAR USEINSPECTION RECORDS-Periodic inspectionsOPERATORATIONAL AIDS-Prior to daily operation,TESTINGOPERATIONAL TESTSRATED LOAD TESTMAINTENANCEPREVENTIVE MAINTENANCEMAINTENANCE PROCEDUREADJUSTMENTS AND REPAIRSLUBRICATIONSROPE INSPECTION, REPALCEMENT AND MAINTENANCEGENERALINSPECTIONROPE REPLACEMENTROPE MAINTENANCE
  • 36. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-2INSPECTION, TESTING AND MAINTENANCEINSPECTION-GENERAL- Manufacturer- furnish information- assembly, operation and maintenanceINSPECTION CLASSIFICATIONInitial Inspection- prior to initial use, new or altered craneRegular Inspection- frequent and periodic, depend on the degree of their exposure to wear, deterioration or malfunctionFrequent Inspection- daily to monthly intervalsPeriodic Inspection- 1 to 12 month intervalsFREQUENTE INSPECTIONIterms be inspected by a designated person:-All control mechanisms for maladjustment interfering with proper operation, daily-All control mechanisms for excessive wear of component and contamination by lubricants or other foreign matter-All safety devices for malfunction-All hydraulic hoses, visually inspected once every working day-Hooks and latches for deformation, chemical damage, cracks and wear (ASME B30.10)-Roper reeving for compliance with crane manufacturer’s specifications-Electrical apparatus for malfunctioning, signs of excessive deterioration, dirt and moisture accumulation-Hydraulic system for proper oil level- daily-Tires for recommended inflation pressure
  • 37. ASME B 30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-2INSPECTION, TESTING AND MAINTENANCEINSPECTION-GENERALPERIODIC INSPECTIONBe performed by a qualified person at intervals, depending upon its activity, severity of service, and environment, or asspecifically indicated below. Any deficiencies:-Deformed, cracked, or corroded members in the crane structure and entire boom-Loose bolts or rivets-Cracked or worn sheaves and drums-Worn, cracked or distorted parts such as pins, bearings, shafts, gears, rollers and locking devices-Excessive wear of chain drive sprockets and excessive chain stretch-Any significant inaccuracies of operational aids-Lack of performance and compliance with safety requirements of gasoline, diesel, electric and other power plants-Crane hooks , inspected for cracks-Travel steering, braking and locking devices,-Excessive worn of damage tires-Hydraulic an pneumatic hose, fittings and tubing inspection*Evidence of leakage at the surface of the flexible hose or its juction with the metal and coupling*Blistering or abnormal deformation of the outer covering of the hydraulic or pneumatic hose*Leakage at threaded of clamped joints that cannot be liminated by normal tightening or recomended procedure*Evicende of excessive abrasion or scrubbing on the outer surface of a hose, rigid tube or fitting. Means be taken toeliminate the interference of elements in contact or otherwise protect the componets.-Hydraulic and neumatic pumps and motors-Hydraulic and pneumatic valvees-Hydraulic and pneumatic cylinders-Hydaulic filters
  • 38. ASME B 30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-2INSPECTION, TESTING AND MAINTENANCEINSPECTION-GENERALCRANES NOT IN REGULAR USEA crane that has been idle 1 month or more, but less than 6 month- inspection by a qualified personMore than 6 months be given a complete inspectionStandby cranes be inspected at least semiannually. Cranes that are exposed to adverse environmental conditions beinspected more frequentlyINSPECTION RECORDSPeriodic inspections- brakes, crane hooks, ropes, hydraulic and peneumatic cylinder and hydraulic and pneumatic reliefpressure valvesBe kept wher available to appointed personnell.OPERATORATIONAL AIDSPrior to daily operation, operational aids be checked in accordance- manufacturer’s recommended proceduresInspected and tested by a qualified personWhen operational aids are inoperative or malfunctioning- device for continued operation be corrected((((Load Indicating. Anti-Two Block, Two-block warning and Two-block damage prevention systemsPrior to daily operation. System be inspected every 12 months or more frequently if specified by the manufacturer.))))
  • 39. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-2INSPECTION, TESTING AND MAINTENANCETESTINGOPERATIONAL TESTSEach new production crane be tested-to ensure compliance wit hthe operational requirements section, including:-Load lifting and lowering mechanism-Boom liftng and lowering mechanism-Boom extensionand retraction mechanism-Swinging mechanism-Travel mechanism-Safety devices-Operational aidsWhere the complete production crane is not supplided by one manufacturer-test be conducted at final assemblyOperational crane test results be made available.RATED LOAD TESTPrior to initial useTest load shall not exceed 110% of the manufacturer’s load rating.Written report be furnished by an appointed person.-test procedures and confirming the adequacy of repairs or alterationsWhere rerating is necessaryCrawler and wheel-mounted cranes be tested- structural- 110% of the ratingLocomotive cranes in accordance with load rating.The rerating test report shall be made availableNo crane be rerated in excess of the original load ratings
  • 40. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-2INSPECTION, TESTING AND MAINTENANCEMAINTENANCEPREVENTIVE MAINTENANCEManufacturer’s recommendations. Replacement parts be obtained from manufacturer.MAINTENANCE PROCEDUREBefore adjustments and repairs- crane placed (no interference with other equipment or operations), all control inthe off position and all operating features secured, starting means inoperative, power takeoff, boom lowered otthe ground or secured against dropping, lower load block lowered to the ground or secured againstdropping,relieve hydraulic oil pressure before or removing hydraulic componet..Out of order- warning- on the crane controlsAfter adjustments and repairs returnes to service- safety devices reactived and maintenance equipment removedADJUSTMENTS AND REPAIRSBe done only by designated personnel.Ensure correct functioning of componets (functional operating mechanisms, operational aids, pneumatic,electronic, hydraulic and mechanical control sysems, power plant and braking systems.Repairs or replacemtns be provided as needed for operation (critical parts of FUNCTIONAL operatingmechanismare cracked, broken, corroded, bent or excessively worn, STRUCTURE-cracked, bent, broken or excessivelycorroed, HOOK damaged or worn,Replacement parts or repairs have at least the original design factorInstructions be provided for the removal of air from hydraulic circuitsLUBRICATIONSFollow the manufacturer’s remommendations – as to the point and frequency, levels and types of lubricant usedMachinery be stationary
  • 41. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-2INSPECTION, TESTING AND MAINTENANCEROPE INSPECTION, REPALCEMENT AND MAINTENANCEGENERALSheave, and drum diameters and rope design factors are limited. Timely replacement see next points.INSPECTIONFrequent InspectionRope be visually inspected once each working day.Care be taken when inspecting sections of rapid deterioration such as flange points, crossover points and repetitive pickuppoints on drumsCare be taken when inspecting certain ropes such as the following: rotation resistant ropes (internal deterioration noobservable) and boom hoist ropePeriodic inspectionBe determined by a qualified person and be based on such factors as expected rope life as determined by experience onthe particular installation or similar installations, severity of environment, percentage of capacity lifts, frequency rates ofoperation, and exposure to shock loads.More frequent as the rope approaches the end of its useful life-Be performed at least ANNUALLY.Cover the entire length of the rope (no open), see the points in frequent inspections, reduction of rope diameter due toloss of core (internal or external corrosion), severely corroded, cracked bent, worn or improperly applied end connections.Inspecting sections of rapid deterioration such as: section in contacts with saddles, equalizar sheaves of other sheaves,andsections of rope at or near terminal ends where corroded or broken wire may protude.
  • 42. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-2INSPECTION, TESTING AND MAINTENANCEROPE INSPECTION, REPALCEMENT AND MAINTENANCEROPE REPLACEMENTNo exact time for rope replacement.REMOVAL CRITERIA-Broken Wires- running rope 6 broken wires in one lay or 3 broken wires in one strand in one lay/rotation resistantrope 2 broken wire in six rope diameter or 4 broken wire in 30 rope diametersOne outer wire wroken at the point of contact with the core of the ropeWear of one-third the original diameter of outside individual wiresKinking, crushing,birdcaging, or any other damage resulting in distortion of the rope structureEvidence of any heat damageReduction from nominal diameter of more than..1/64 in. (0.4 mm) for diameters up to and including 5/16 in. (8.0 mm);1/32 in. (0.8 mm) for diameters 3/8 in. (9.5 mm), to and including ‘/2in. (13.0 mm);3/64 in. (1.2 mm) for diameters 9/16 in. (14.5mm), to and including 3/4 in. (19.0 mm);1/16 in. (1.6 mm) for diameters 7/8 in. (22.0 mm), to and including 1 1/8 in. (29.0 mm);3/32 in. (2.4 mm) for diameters 1 1/4 in. (32.0mm) to and including 1 1/2 in. (38.0 mm).Standing ropes, more than two broken wires in one lay –end connection or more than one wire at an endconnectionBroken wire removal criteria cited- apply to wire rope operating on steel sheaves and drumsReplacement rope have a strength rating at least as great as the original rope furnished or recommended by thecrane manufacturer.Ropes not in regular use- for a period of a month or more – periodic inspection before it is placed in serviceInspection records- Frequent inspection- no records required- Periodic inspection- kept on file- Need be recordedA long-range inspection program be established- include records on the examination of ropes removed from service- sothat a relationship can be established between visual observation and actual condition of the internal structure.BROKEN STRANDBROKEN WIRES
  • 43. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-2INSPECTION, TESTING AND MAINTENANCEROPE INSPECTION, REPALCEMENT AND MAINTENANCEROPE MAINTENANCERope be stored to prevent damage or deteriorationUnreeling or uncoiling of rope be done as recommended by the rope manufacturer- avoid kinking or twistBefore cutting a rope, seizing be palced on each side of the place where the rope is to be cut to preventunlaying of the strandsOn preformed rope- one seizing on each side of the cut is requiredOn nonpreformer rope of 7/8 in (22mm) diameter or smaller, 2 seizing on each side of the cut are requiredOn nonpreformerd rope of 1 in(26mm) diameter or larger, 3 seizing on each side of the cut are required.During installation, care be exercised to avoid dragging of the rope in dirt or around objects that will scrape,nick, crush or induce sharp bends in itRope- be in a well-lubricated condition. Lubrication reduce inernal friction and to prevent corrosion.A greater wear at well defined localized- cutting of a sectionSeizing Wire RopeProper seizings must be applied on both sides of the placewhere the cut is to be made.Either of the following seizing methods is acceptable.Method No. used on wire ropes +1 inch in diameter.Method No. 2 applies to ropes 1 inch and under.Method No. 1Method No. 2Pre-formedNon-preformed
  • 44. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-3 OPERATION1.QUALIFICATIONS FOR AND CONDUCT OR OPERATORSAND OPERATING PRACTICESOPERATORSQUALIFICATIONS FOR OPERATORSCONDUCT OF OPERATORS2.OPERATING PRACTICESHANDLING THE LOADSIZE OF LOADOPERATIONAL AIDSATTACHING THE LOADHOLDING THE LOADMOVING THE LOADPERSONNEL LIFTING3.SIGNALSGENERALSTANDARD SIGNALSSIGNAL PERSON QUALIFICATIONSSTANDARD HAND SIGNALSSTANDARD SPECIAL SIGNALSSTANDARD VOICE SIGNALSSPECIAL SIGNALSAUDIBLE TRAVEL SIGNALSAUDIBLE EMERGENCY SIGNALS4.MISCELLANEOUSRAIL CLAMPSBALLAST OR COUNTERWEIGHTRERAILING LOCOMOTIVE CRANESSWINGING LOCOMOTIVE CRANESOPERATING NEAR ELECTRIC POWER LINESGENERALGRANE OPERATION NEAR DEENERGIZED AND GROUNDEDELECTRIC POWER LINESCRANE OPERATION WITHIN THE ERECTED/FULLY-EXTENDEDBOOM LENGTH OF THE PROHIBITED ZONE, WITH THE POWELINES ENERGIZEDCRANE OPERATION WITHIN THE PROHIBITED ZONE WITH THEELECTRIC POWER LINES ENERGIZEDOPERATIONS IN TRANSIST WITH NO LOAD AND BOOM LOWEREDFOOTINGCABSREFUELINGFIRE EXTINGUISHERS
  • 45. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-3 OPERATION1. QUALIFICATIONS FOR AND CONDUCT OR OPERATORS AND OPERATING PRACTICESOPERATORSCranes be operated by:- Persons who have met the requirements of Qualification for Operators a,b,c(nextpoint)- Persons who have met the requiremente of Qualification for Operators d and who aretraining for the type of crane being operated.(The training must be under the direct supervision of designated, qualified operator)- Maintenance personnel who have completed all operator trainee qualificationrequirements.(Operation be limited- crane functions necessary to perform maintenance on the crane orto verity the performance of the crane after maintenance has been performed)- Inspector who have completed all operator trainee qualification requirements-(Only crane functions necesary to accomplish the inspection)Only the personel specified in above, oiler, supervisor and person authorized by supervisor shallenter a crane cab.
  • 46. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-3 OPERATION1. QUALIFICATIONS FOR AND CONDUCT OR OPERATORS AND OPERATING PRACTICESQUALIFICATIONS FOR OPERATORSMeet the qualifications for the specific type crane (fig.1-10 MOVEMENT/TYPES)a) Operator and operator trainees meet the following PHYSICAL QUALIFICATIONS:• Visual of at least 20/30 snellen in on eye and 20/50 in the other, with or without corrective lenses• Ability to distinguish color, regardless of position,, if color differentiation is required• Adequate hearing, to meet operational demands with or without hearing aid• Sufficient strength, endurance, agility, coordination and speed of reaction to meet the operation demands• Normal depth perception, field of vision, reaction time, manual dexterity, coordination and no tendencies to dizziness.• A negative result a substance abuse test-/No evidence of physical defects or emotional instability/No evidence is subject to loss of physical controlb) Operator REQUIREMENTS INCLUDE:• Evidence of successfully passing a physical examination as defined in a)• Satisfactory completion of a written examination covering: Operational characteristics Controls and emergency control skills Fire Power line contact Loss of stabiliy Control malfunction Stability questions• Ability to read, write, comprehend, and use: Arithmetic Load/capacity chart usage Maintenance instruction materials• Satisfactory Completion of a combination written and verbal test on load/capacity chart usage• Completing an operation test demostrating proficiency in handling the specific type crane : Pre-star and post-start Inspection Maneuvering skills Shutdown Securing procedures• Understanding section of B30 Standard and federal state and local requirements
  • 47. QUALIFICATIONS FOR OPERATORSMeet the qualifications for the specific type crane (fig.1-10 movement and types)c) Operator who supervision deem it necessary REQUALIFICATION include:-Evidence of successfully passing a current physical examination a)- Satisfactory completion of a written examination- Ability to read, write, comprehend, and use arithmetic,load/capacity chart usage, maintenance instruction materials- Satisfactory Completion of a combination written and verbal test on load/capacity chart usage- Completing an operation test demostrating proficiency in handling the specific type crane :- Understanding section of B30 Standard and federal state and local requirentsd) TRAINEE qualification requirements:- Evidence of successfully passing a current physical examination a)- Satisfactory completion of a written examination Operational characteristics and limitations Controls of the crane type- Ability to read, write, comprehend, and use arithmetic,load/capacity chart usage, maintenance instructionmaterials- Satisfactory Completion of a combination written and verbal test on load/capacity chart usage- Completing an operation test demostrating proficiency in handling the specific type crane :- Understanding section of B30 Standard and federal state and local requirentsTrainee qualification, operator qualification and operator requalification be performer by a designated person who byexperience and training, fulfills the requirements of a qualified personOperator physical examinations be required every 3 years as defined in a) o more frequently .ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-3 OPERATION1. QUALIFICATIONS FOR AND CONDUCT OR OPERATORS AND OPERATING PRACTICES
  • 48. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-3 OPERATION1. QUALIFICATIONS FOR AND CONDUCT OR OPERATORS AND OPERATING PRACTICESCONDUCT OF OPERATORSOperator not engage in any practice that will divert his/her attention while operating the craneWhen physically or mentally unfit- operator shall not operate equipmentThe operator understad the use of signals.The operator is responsible for the lifts.Obey a stop signal at all times, no matter who gives itAny doubt as to safety, operator consult with the supervisor before handling the loadsBefore leaving the crane unattended the operator shall:- Land any load, bucket, lifting magnet or other device- Disengage the master clutch- Set travel, swing, boom brakes, and other locking devices- Put controls in the off or neutral position- Secure the crane against accidental travel- Stop the engine- An exception to stop the engine- during a shift, the engine may remain running and the following conditions shall apply:• Operator be situated where unauthorized entry of the crane can be observed• Crane be located within an area protected from unauthorized entry- When a local weather storm warning exists- recomendations of the manufacturer for securing the craneBefore closing the switch or starting the engine, operator see that all controls are in the off or neutral positionIf power fails during operations, operator shall:• Set all brakes and locking devices /• Power control to the off or neutral position• If practical, land the suspended load under brake controlAdjustments or repairs are necesary, operator shall promptly report (appointed person) and notify the next operator.All controls be tested by the opertor at the start of a new shiftThe manufacturer’s boom assembly and disassembly procedures be followed.When removing pins or bolts from a boom workers stay out from under the boomEach outrigger be visible to the operator or to a signal person during extension or setting
  • 49. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-3 OPERATION2. OPERATING PRACTICESHANDLING THE LOADSIZE OF LOADLoad rating chart (except testing)Load to be lifted be within the rated capacity of the crane in its existing configurationLoad- know the weight- or designated person responsible- not exceed the crane rating at the maximum radius.When ROTATION RESISTANT ROPES are used with an operating DESIGN FACTOR LESS THAN 5 (no case less than 3,5) shallapply:- For each such lifting assignment• An appointed person direct each lift• A qualified person shall ascertain that the rope is in satisfactory conditions (one broken wire-sufficente reason no lift)• Operations be conducted in such a manner and at such speeds --minimize dynamic effects- Each lift under these provision be recorded in the crane inspection and be considered before permitting another such lift- Theses provision are not intended to permit duty cycle or repetitive lifts to be made with operaitng design factors less than 5OPERATIONAL AIDSIn all cases, VERIFIED WEIGHTS, MEASURED RADII, CHART CAPACITIES AND ISNTRUCTIONS.When operational AIDS ARE INOPERATIVE OR MALFUNCTIONING- following requirements shall apply:-Recalibration or repair, as soon as reasonably possibe-When a load indicator, rated capacity indicator, or rated capacity limiter is inoperative or malfunctioning- supervisor determine loadweight-When a boom angle or radius indicator is inoperative, be determined by measurement-When an anti-two-block, two-block damage prevention or two-block warning device it is inoperative, assign an additional person,to furnish equivalent protection. No apply when lifting personnel..-When a boom length indicator is inoperative-designated person for supervising establish procedures-When a level indicator is inoperative, other means be used to level the craneATTACHING THE LOADThe hoist rope shall not be wrapped around the loadThe load shall be attached to the hook by means of slings or other devices of sufficient capacity
  • 50. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-3 OPERATION2. OPERATING PRACTICESHANDLING THE LOADHOLDING THE LOADThe operator shall not leave the controls while the load is suspendedNo person -under a suspended loadIf the load hoist mechanism is not equipped with an automatic brake, -load suspended-operator shall hold thedrum from rotation in the lowering direction and brakes. And boom breaking mechanism and ratchet and pawls.As an exception, where a load is to be held suspended for a periof of time exceeding normal operations,Appointend and operator establish the requirements for restraining the boom hois, telescoping,load, swing, andOutrigger functions, and provide notices, barricades or other precautions may be necessary
  • 51. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-3 OPERATION2. OPERATING PRACTICESHANDLING THE LOADMOVING THE LOADThe person directing the lift shall see that• The crane is level and, where necessary, blocked• The load is well secured and balanced in the sling or lifting device before it is lifted more than a few inches• The lift and swing path is clear of obstructions-All persors are clear of the swing radius of the crane counteweightBefore starting to lift, the following conditions should be noted:• The hoist rope shall not be kinked• Multiple-part lines shall not be twisted around each other• The hook be brought over the load in such a manner as to minimize swinging• If ther is a slack rope condition, rope is seated on the drum and in the sheaves• The effect of ambient wind on the load and on crane stabilityDuring lifting operations, care shall be taken that:• No sudden acceleration or deceleration of the moving load• Load, boom, or other parts of the machine do no contact any obstructionSide loading o boom shall be limited to freely suspended loads. Cranes shall no be used for dragging loads sideways.The operator should avoid carrying loads over people.On wheel-mounted cranes, no load shall be lifted over the front area, except as specified by the crane manufacurerThe operator shall test the brakes each time a load approaching the rated load is handled by lifting it a few inches and applyingthe brakes.Use of outriggers be fully/partially extended or unequal position or deployed per load rating chart specifications and set toremove the machine weigth from wheels except for locomotive cranes.Two full wraps of rope remain on their respective drums (so neither the load nor the boom be lowered below that point)
  • 52. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-3 OPERATION2. OPERATING PRACTICESHANDLING THE LOADMOVING THE LOADTwo or more crane are used to lift one load, one designated person be responsible for the operationIn transit the following additional precautions shall be exercised:• The boom be carried in line with the direction of motion• The superstructure shall be secured against rotation• The empty hook be lashed or restrained so that it cannot swing freelyTraveling a crane with a load-no prohibited by the manufacturer. Necessity to reduce crane rating, load position, boom location, ground support,travel route,and speed of movement-be determinate. Control swinging of the load (tag or restraint lines), tire pressure, boom be carried in line with the direction oftravel. Slow movemente (stars, stop ), and tad lines be used to control swinging of the loadA crane with or without a load shall not be traveled with the boom so high (it may bounce back over the cab)When rotating the crane, sudden starts and stops be avoided. Rotational speed be such that the load does not swing out beyondthe radius at which it can be controlledWhen a crane is to be operated with the boom at a fixed angle, the boom-hoist pawl or other positive holding device shall be engagedUse of whinch heads:• Fiber and wire rope be handled on a winch head without the knowledge of the operator• The operator be within convenient reach of the power unit control lever (while a winch head is being used)Personnel shall not be permitted to ride the bare hook or a load of material suspended from the hookPERSONNEL LIFTINGMobile and locomotive cranes are designed and intended for handling materials and no personnel.Personnel are only permitted to ride in a personnel platform supported by the crane load line attachment– see requirements ASME B30.23 and the manufacturer’s instructions.
  • 53. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-3 OPERATION3. SIGNALSGENERAL-Communication between the crane operator and the signal person be maintained continuoslyduring all crane movement-Any concerns regarding the requested movement-to communicate with the signal person- stopall crane movement- If it is desired to give instruction to the operator, other than than those provide by establishedsignal system, movements be stoppedSTANDARD SIGNALSHand signals or voice communication equipment (telephone, radio or equivalent)No response be made unless signals are clearly understoodSIGNAL PERSON QUALIFICATIONSPrior be tested by a designated person and demonstrate their qualifications:-Basic understanding of crane operation and limitations-Standard hand signals are used-Standard voice signals are usedSTANDARD HAND SIGNALSSee next
  • 54. STOPASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-3 OPERATION3. SIGNALSHOIST LOAD LOWER LOADRAISE BOOM LOWER BOOMHOIST LOADSLOWLYRAISE BOOM ANDLOWER LOADLOWER BOOM ANDRAISE LOADSWING LOAD INDIRECTION FINGER POINTSSTOP DOGEVERYTHINGEXTEND BOOM RETRACT BOOMUSE MAIN HOISTUSE WHIPLINE(AUXILIARY HOIST)
  • 55. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-3 OPERATION3. SIGNALSSTANDARD VOICE SIGNALSPrior the signals be discussed and agreed upen by the person directing lifting operation, crane operator andsingal person.-Telephones, radios or equivalente. Battery power- extra batteries-Prior to commencing a lif t all persons contact and identify each other-All directions given by signal person be given from the operator’s direction perspective-Each series of voice signals contain 3 elements statedFUNTION+DIRECTION-----DISTANCE OR SPEED-----FUNCTION STOP-Example- Swing right 50 feet, 25 feet, 15 feet, 10 feet, 2 feet, swing stopLoad down 100 feet//load up slow, slow, load stop.-The person directing lifting operation consider the complexity of the lift, capabilities of the crane, experienceand skill of the operator and signal perosn, and the ability to communicate the necessary signals.SPECIAL SIGNALSBe agreed upon in advance by both the operator and the signal person, and not be in conflict iwth standardsignalsAUDIBLE TRAVEL SIGNALSSTOP- 1 audible signalGO AHEAD- 2 audible signalsBACK UP- 3 audible signalsAUDIBLE EMERGENCY SIGNALSCan be given by anyone. (multiple short audible signals or a continuous audible signal)
  • 56. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-3 OPERATION4. MISCELLANEOUSRAIL CLAMPSIf used, have some slack between the point of attachment to the rail and the end fastened to the craneBALLAST OR COUNTERWEIGHTSpecified by the crane manufacturer.Maximum not be exceeded (failure-structrural/ manufacturer’s marging ob backward stability =crane may turnover backwards or damage various parts of the machine)RERAILING LOCOMOTIVE CRANESIf crane has been derailed, a wrecking frog of car replacer be used and the crane be hauled back onto the trackby external power.SWINGING LOCOMOTIVE CRANESNot be swung into a position where railway cars on an adjacent track might strike it
  • 57. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-3 OPERATION4. MISCELLANEOUSOPERATING NEAR ELECTRIC POWER LINESGENERALLoad line, crane or load becoming a conductive path. See Fig.No enter the prohibite zoneAny overhead wire- be considered to be an energized lines unless the person owning such line or the electrical utility authoritiesindicate it is not an energized line. No rely on the covering of wires for their protection.Conditions to consider (next 4 points)GRANE OPERATION NEAR DEENERGIZED AND GROUNDED ELECTRIC POWER LINESFollowing steps be taken to assure denergization of the power line:- Power company or owner- de-energize the lines- Lines be visibly grounded to avoid electrical feedback and appropriately marked at jobsite location- Qualified representative of the owner of the line- verify that steps- Durable signs be installed at the operator’s station and on the outside of the crane (Table 1)- If carge-type boom guards, insulating links or proximity warning devices are used on cranes-
  • 58. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-3 OPERATION4. MISCELLANEOUSCRANE OPERATION WITHIN THE ERECTED/FULLY-EXTENDED BOOM LENGTH OF THE PROHIBITED ZONE, WITH THE POWELINESENERGIZEDFollowing steps to minimize the hazard of electrocution or serius injury:- Establish the procedures to safely complete the operations- project managemente, representative of the owner o designated person- Specified clearance see Table (Between power line, load and crane ALL THE TIME)- Load control- tag lines of a no-conductive type- Qualified signal person/s to verify clearance- No one be permitted to touch the crane or load unless the signal person indicates it is safe to do so- Operation of boom and load over electric power lines AVOID- The horizontal and vertical distance of movement of long span lines due to the wind be added to the minimum clearance- Ribbons, balls… be attached to improve visibility, to aid in location of the prohibited zone- Durable signs be installed at the operator’s station and on the outside of the crane (Table 1)- If carge-type boom guards, insulating links or proximity warning devices are used on cranes-
  • 59. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-3 OPERATION4. MISCELLANEOUSOPERATING NEAR ELECTRIC POWER LINESCRANE OPERATION WITHIN THE PROHIBITED ZONE WITH THE ELECTRIC POWER LINES ENERGIZEDBefore such operations- qualified person with a qualified representative or an engineer qualified in power line transmission, determinate themost feasible way to complete the operation and set the minimum required clearances and procedures.- Crane/load grounded to line neutral by the utility- Electrical system protective devices that automatically reenergize the circuit after a power line contact occurrence- be blocked to inhibitthis fuction- Insulated barriers, which not allow contact between the energized electric power lines and crane, load lines or load- No-conductive barricades to restric access to the crane work areaLoad control, utilize tag line of a non-conductive typeQualified signal persons/s verify the clearance, in constant contact with the crane operatorPerson/s responsible for the operation, alert and warn the crane operator and all persons woerking around or near the crane to avoid thehazardAll non-essential personnel be removed from the crane work areaNo one be permiteed to touch the crane or loadIf carge-type boom guards, insulating links or proximity warning devices are used on cranes-OPERATIONS IN TRANSIST WITH NO LOAD AND BOOM LOWEREDClearance be as specified in Table 1The effect of speed and terrain on boom and crane movement be considered
  • 60. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-3 OPERATION4. MISCELLANEOUSFOOTINGFirm footing under both crawler track, all tires or individual outriggers pads be level within 1%.(Timbers, cribbing or otherstructural members to distribute the load)
  • 61. ASME B30.5: MOBILE AND LOCOMOTIVE CRANESCHAPTER 5-3 OPERATION4. MISCELLANEOUSCABSTools, oil cans, waste and other articles be stored in the toolbox.Clothing and personal belongings not interfere with access or operation.REFUELINGPortable container- be a safety-type with an automatic closig cap and a flame arresterNot be refueled while the engine is running.Smoking or open flames be prohibited in the refueling areaFIRE EXTINGUISHERSMinimum extinguisher rating of 10BC be installed in the cab or at the machinery housing.Operating and maintenance personnel be familiar with the car and use ofthe fire extinguishers provided.

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