1. 1
SMC MOTTO: ZERO INCIDENT
1 MILLION
PROJECT
Critical Lifting
Weight Over 40 Ton
Work under the Over Head Power Lines
Tandem Lifting (Used two Crane to cay one load)
Night work
When Crane load Capacity over 85%
Requirement
Lift Plan must approved before star the activity
Lift Plan prepared by rigger Level One I
Only Rigger level 1 can carry on the activity
Types of Rigger
Level One (I) (For critical lifting)
Level Two (II) Between Ove 10 to 40 ton.
Level Three (III) 1 to 10 Ton.
2. 2
SMC MOTTO: ZERO INCIDENT
1 MILLION
PROJECT
WHAT ARE THE THINGS WE HAVE TO CHECK BEFORE LIFTIGN OPERATION
1.Lifting work permit
2.Crane Third Party Certificate, Validity One Year
3.Operator Third Party & License.
4.Rigger Third Party And Its Validity
5.Safety Certificate And Fire Extinguishers Of The Crane.
6.Crane Outriggers And Mates.
7.Crane Computer Function. Load Monitoring Indicator (LMI)
8.Inspection Lifting Appliance Like (Wire Rope Sling, Webbing Sling, D Shackle, Chain Block) Damage
And Expired Lifting Tools And Tackles Shall Not Be Used.
9.Safety Latch Of A Main And Auxiliary Hook.
10.A Hydraulic Leak Of Oil.
11.The Cabin Of Crane Shall Be Free From Blind Spot.
12.Load Chart.
13.Competence, stable and leveled ground.
14.Safe clearance form any over head line
3. SMC MOTTO: ZERO INCIDENT
1 MILLION
PROJECT
TYPES OF CRANES AT CONSTRUCTION SITE:
1.Crawler crane with a fixed boom
2.Telescopic & mobile cranes
3.Rough Terrain crane
4.Tower Crane
5.Floating crane
4. 4
SMC MOTTO: ZERO INCIDENT
1 MILLION
PROJECT
Main Hazards
1.Inadequate crane
2.Incompetent Operator
3.Incompetent Rigger
4.Falling of load
5.Hitting & crushing of a load to existing facilities
6.Toppling of Crane
7.High wind speed,
8.Poor communication and poor visibility
9.Lose soil
10.Worker under suspended Load
5. 5
SMC MOTTO: ZERO INCIDENT
1 MILLION
PROJECT
Lifting & Crane Safety Precautions:
1.Soil or ground condition shall be checked and should be leveled.
2.Outrigger shall be fully extended and at least 3 meter away from manholes
and trenches.
3.Do not overload, always lift up to SWL (safe working load).
4.Do not operate crane when wind speed over 32km/ph.
5.Barricade the swinging radius of crane and don’t allow unauthorized
persons except for trained and certified rigger.
6.The only rigger can give signal to the crane operators.
7.Tag lines shall be used to control the swinging of load.
8.No one allowed under the suspended load.
9.Crane should have Load Monitoring Indicator LMI load
10.Lift Calculation shall be completed by rigger
11.Rigger daily checklist
12.Crane daily checklist completed by the operator
13.All lifting gears shall be inspected and have valid third party where
required.
9. 9
SMC MOTTO: ZERO INCIDENT
1 MILLION
PROJECT
Centre the crane directly over the load before hoisting
to avoid swinging the load.
1.Do not allow anyone to ride on a load or hooks.
2.Do not leave slings dangling from the load hook. ...
3.Do not raise loads higher than necessary to clear
objects.
4.Do not move or pass a load over workers.
