2 appendix ii technical conditions, requirements and ma (1)

GREAT SOCIALIST PEOPLE’S LIBYAN ARAB JAMAHIRIYA
GENERAL WATER AUTHORITY
APPENDIX "II "
TECHNICAL CONDITIONS, REQUIREMENTS AND
MATERIAL SPECIFICATION
ALTERNATIVE 2
TECHNICAL SPECIFICATION
FOR THE SUPPLY OF GLASS REINFORCED PIPE
(GRV)
PREPARED BY
GENERAL WATER AUTHORITY (GWA)
TRIPOLI
July 2007

GREAT SOCIALIST PEOPLE'S LIBYAN ARAB JAMAHIRIYA
AL JABAL-Al AKHDAR AREA
North East Libya
Drilling and Completion of Production and Piezometer Wells at AL JABAL-AL AKHDAR
TABLE OF CONTENTS
Items Description Page No.
PART (I) – Glass Reinforced Pipe (GRV) Materials
1.0 Introduction 3
2.0 Scope 3
3.0 Applicable Standards 3
4.0 Design Requirements 7
5.0
6.0
7.0
GRV Well Casing
GRV Well Screen
Well Components
9
14
16
8.0 Manufacturing Requirements 17
9.0 Manufacture Conditions 19
10.0 Testing and Inspection 20
11.0 Marking and Packing 22
12.0 Documentation 22
13.0 Qualification of Vendors 23
PART (I) – Glass Reinforced Pipe (GRV) Materials

1.0 INTRODUCTION
The management and Implementation Authority of the (GWA) intends to purchase glass
reinforced plastic pipes (GRV), screens, and well components from a specialized and
qualified company, which has experience in the field of manufacturing GRV pipes to cover
the requirements of the (GWA Project)
2.0 SCOPE
This specification covers the purchasing requirements for GRV well casings, screens, and
well components to be supplied for the production water wells of the AL JABAL-AL
AKHDAR PROJECT
Drilling and Completion of Production Wells at AL JABAL-AL AKHDAR area North East
Libya.
This permanent material list Specification describes the permanent materials to be imported
into the Jamahiriya and supplied for use in Tneder for AL JABAL-AL AKHDAR area North
East Libya for the drilling and Completion of Production and Piezometer Wells.
These specifications provide the basic requirements to manufacture and supply the down-
hole tubular products and equipment for the completion of the water wells in AL JABAL-AL
AKHDAR area North East Libya.
All products and equipment covered by these specifications shall be manufactured and
supplied in new and of prime quality condition.
Permanent materials are the subject of final inspection prior to release for shipment to the
Jamahiriya and for payment. They shall be inspected by representatives of the Owner ,
referred to as “inspectors” or “Owner’s inspectors” herein, to ensure compliance with the
requirements of this document and the requirements of the relevant purchase order.
3.0 APPLICABLE STANDARDS
The raw materials selection, manufacturing process, product testing and applying GRV
products shall all be governed by all commonly used CODES, up to date STANDARDS, as
well as the latest accepted developments which are acceptable where relevant.
The following represent the main applicable relevant codes and standards:
3.1 American Petroleum Institute (API) Standards
API 5 L Specification for Line Pipe.
API 15 A4 Recommended practice for Care and Use for Reinforced Thermosetting
Resin Casing and Tubing.
API 15 HR Specification for High Pressure Fiberglass Line Pipe.
API 15 LR Specification for Low Pressure fiberglass line Pipe.
API 15 L4 Recommended Practices for Care and use for Reinforced Thermosetting
Resin Line Pipe.
GRV Page 3 of 24 GWA Material 07/2007

3.2 American Society for Testing and Materials
ASTM C 581 Standard practice for determining chemical resistance of thermosetting
resins used in Glass-Fiber-reinforced structures intended for liquid service.
ASTM D 695 Compressive properties of rigid plastic.
ASTM D 790 Flexural properties of unreinforced and reinforced plastics and electrical
insulating materials.
ASTM D 1599 Standard test method for short term hydraulic failure pressure of plastic
pipe, tubing and fittings.
ASTM D 1598 Standard test method for time-to failure of plastic pipe under constant
internal pressure.
ASTM D 2105 Standard test method for longitudinal tensile properties of “Fiberglass”
(Glass-Fiber-Reinforced Thermosetting-Resin) pipe and tube.
ASTM D 2143 Test method for Cyclic Pressure Strength of Reinforced thermosetting resin
Plastic Pipe (RTRP).
ASTM D 2310 Standard classification for Machine-Made reinforced thermosetting resin
pipe.
ASTM D 2393 Test Method for viscosity of Epoxy Resins and Related Components.
ASTM D 2412 Standard test method for determination of external loading characteristics of
plastic pipe by parallel-plate loading.
ASTM D 2563 Standard practice for classifying visual defects in Glass-reinforced-plastic
laminate parts.
ASTM D 2924 Standard test method for external pressure resistance of reinforced
thermosetting-resin pipe.
ASTM D 2992 Standard practice for obtaining hydrostatic or pressure design basis for
“Fiberglass” (Glass-Fiber-reinforced Thermosetting-Resin) pipe and fittings
procedure B-steady pressure.
ASTM D 2996 Standard specification for filament-wound “Fiberglass”(Glass-Fiber
Reinforced Thermosetting-Resin) pipe.
ASTM D 3517 Standard specification for “Fiberglass” (Glass-Fiber Reinforced
Thermosetting-resin) Pressure pipe.
ASTM D 3567 Standard practice for determining dimensions of reinforced thermosetting
resin pipe (RTRP) and fittings.
ASTM D 3681 Standard test method for chemical resistance of “Fiberglass”(Glass-Fiber-
reinforced Thermosetting-Resin) pipe in a deflected condition.
3.3 British Standards Institution (BS)
BS 1755 Glossary of terms used in the plastics Industry, Part 1- polymer and Plastics
technology.
BS 2494 Specification for elastometric joint Rings for Pipelines.
BS 2782 Methods of Testing Plastics.

BS 3396 Woven Glassfiber fabrics for Plastics Reinforcement.
BS 3447 Glossary of terms used in the Glass Industry.
BS 3532 Specification for unsaturated Polyester Resin systems for Low Pressure
Fiber reinforced plastics.
BS 3691 Specification for Glassfiber Roving for Reinforcement of Polyester and
Epoxide Resin Systems.
BS 3749 Specification for Woven Roving Fabrics of E Glass for the Reinforcement of
polyester Resin Systems.
BS 5480 British standard specification for glass reinforced plastics (GRP) pipes,
joints and fittings for use for water supply or sewerage.
BS 6464 Specification for Reinforced Plastic Pipes, Fittings and Joints for Process
Plants.
BS 6920 Suitability of Non-Metallic Products for use in Contact with Water Intended
for human Consumption with regard to their effect on the Quality of Water.
BS 7159 Design and construction of Glass reinforced plastics (GRP) piping systems
for individual plants or sites.
BS 8010 British Standard code of practice for pipelines – section 2.5 glass reinforced
thermosetting plastics.
3.4 Deutches Standards
DIN 1259 Glass terminology relating to Glass Types and Groups.
DIN 53402 Acid number of Polyester resins.
3.5 American Water Works Association (AWWA)
AWWA C950 Standard for fiberglass pressure pipe.
3.6 International Standards Organization (ISO)
DESIGN REQUIREMENTS
4.1 Design Service Life
The well casing, screens, and well components supplied under this specification shall, with
the exception of those to be used for temporary functions, have a design service life of 50
years.
4.2 Environmental Conditions
The well casing, screens, and well components shall be designed to operate with water
quality levels in the ranges listed in Attachment (1) as well as the relevant local
environmental conditions inside the wells.

The products supplied under the specifications should also be designed to take into account
shipping, transport and storage conditions in desert environment with ambient temperatures
ranging from –5 to 50 degree centigrade. All well materials shall be resistant to exposure to
Ultra Violet Light.
4.3 Design Philosophy for GRV Casing
The design philosophy for the GRV material shall ensure that they will have an axial load
bearing capacity after 50 years service life of at least 2.5 x the specified minimum axial load
bearing required by installation (see section 5.3). It shall also ensure that the casing and well
component shall have, as minimum, the specified collapse resistance after 50 years. The
short-term strength shall be designed for accordingly. The design shall ensure that the
minimum design collapse strength can meet the external forces due to hydrostatic pressure
with a minimum factors of safety of 1.0 and 1.8 for cemented and uncemented zones,
respectively.
All known factors which influence both short and long term performance shall be taken into
account during design and shall include long term property degradation (estimated on the
basis of test procedures and analysis methods BS 5480 or equivalent). The following factors
shall be considered as a minimum:
 Specified loads
 Combine loads
 Jointing method and its ability to withstand installation and service loads
and prevent leakage and sand ingress
 Loading combinations during both installation and in service
 Cycle loading
 Creep
 Long term degradation of properties (e.g. strength, modulus)
 Service environment and resistance to degradation as a result chemical or
microbiological action arising from the water and its sterilization or as result of
the cementation process.
 Imposition of strain limitations to prevent resin cracking under conditions
of service, installation, storage, shipping and transportation.
 Specified well design
 Water quality
 Thermal expansion
 Percentage of water absorption by GRV
 Temperature in service and during shipping, transport and storage
 Shipping, transport and storage conditions and exposure to dry air-borne
sand and UV (Ultra Violet) light

4.4 Requirements of the Design to be submitted by Vendor
The vendor is required to submit the following information to the Owner for approval prior
to the start of manufacturing (see section 6.3 and 6.4 for further details):
 A flow chart of design procedure (see BS 7159 for example) which cross reference
given sections of the design analysis and prototype (proof) testing where
necessary.
 All data necessary to demonstrate that the design of all GRV components
are capable of withstanding the specified loads with the design safety factor
(section 4.3)
 The effects of combined loads shall be accounted for by the design including any
anticipated loads relevant to performance, which are not included in this
specification.
The influence of the identified service environment, temperature and time (see
section 4.2) will be included. The vendor will identify proof testing to be conducted
prior to completion of the design and proof testing to be completed of the prototype
components. A rational for safety factors other than those specified herein shall be
provided (see for guidance: BS 6464, BS 7159, API 15HP)
The vendor is required to design and supply the necessary handling equipment and
accessories for the installation and operation of the GRV casing.
5.0 GRV WELL CASING
The casing shall be made from GRV in compliance with the requirements of BS 5480
(Specification for Glass reinforced plastic “GRV”, joints and fittings for use for Water
Supply or Sewerage) or an equivalent approved international specification. The casing shall
be manufactured by the filament winding process with ASTM D 2996 (Specification for
filament Wound Fiberglass “Glass Fiber reinforced Thermosetting Resin” Pipe).
5.1 Raw Materials
Raw materials shall comply with the requirements of BS 5480 for resins, fiber
reinforcement, surface tissues and additional materials. No aggregates or pigmentation
shall be used.
5.2 Casing Size

Casing Type
I.D Nominal I.D tolerance Overall Length
per section (m)
Mm in mm in
Pumphouse &
Production Section
200 9 ± 1 ± 0.04 9& 6 for
production section
5.3 Casing Strength
Casing Type
Operational Collapse
Resistance
Compression
load
Tensile (axial) Load
Psi
Operational
"tons"
Operational "tons"
Production Section &
Sediment tube 9"
400 16 16
5.4 Lining
All casing will be provided with resin-rich inner and outer lining. The inner lining shall be of
minimum thickness 2.5 mm and reinforced with one or two layers of C-glass mat or synthetic
fiber tissue. The inner lining shall be designed to resist sterilization chemicals consisting of
1000 ppm active chlorine by weight solution without degradation. The outer lining shall be
pure resin of 0.3 mm minimum thickness. After application of the final outer surface lining,
a “flow coat” containing paraffin wax in the resin shall be applied to minimise the effects of
air inhibition wherever applicable. The flow coat shall be formulated in accordance with the
resin manufacturer’s guidelines.
For production well section and the pumphouse casing, the inner lining shall have an
abrasion resistance appropriate to withstand rubber sleeved drill string accidental impact
loads. No aggregates or pigmentation shall be used for the inner lining, however, Surface
tissues comprising thin veils of corrosion resistant glass,glass mat or mat fabric of polyester
or acrylic textile material may be incorporated into the lining providing they are not harmful
to its chemical corrosion protection, and that their use is approved for potable water
applications.
All casings will be resistant to exposure to UV light and shall have UV light absorbers
incorporated into the resin of either the casing body or the outer lining.
5.5 Joint Connections
The Bell/Spigot type connections are acceptable and recommended provided that they are

designed in accordance with the minimum axial and compression load bearing capacity as
specified in section 5.3.
The following requirements shall also be met:
• All machined surfaces shall be sealed to provide a lining meeting the requirements of
section 4.3.
• Bell/Spigot joint shall be designed with a watertight elastomeric seal capable of resisting
a water pressure of 1000 psi. The seal shall be potable water certified with a service
design life of 50 years and shall conform to BS 2494 or an equivalent standard.
• Bell/Spigot joints shall include a locking ring to withstand the axial and compression
load requirements. The locking ring material shall have a 50 year design life .
• In the cases where the casing is cemented, the bell/spigot joints in the vicinity of the float
shoe and the first ten (10) casing joints shall be anti-rotation and designed to resist the
anticipated rotational forces resulting from drilling through.
• The jointing method will be subject to pre-qualification testing using joints manufactured
to the limits of production tolerances. The acceptable tolerance in the bell/spigot shall be
within the following limits:
 External Pipe Diameter ± 2 mm
 Bell external Diameter ± 4 mm
 Inner Pipe Diameter ± 1 mm
 Spigot end external Diameter ± 0.5 mm
 Spigot end O-Ring Diameter ± 0.5 mm
 Bell O-Ring Diameter ± 1 mm
 Spigot end external Diameter ± 0.5 mm
 Bell internal Diameter ± 1 mm
 Length + 20 / – 0 mm
 Bell O.D Locking Strip ± 5 mm
 Bell/Spigot interface distance ± 5 mm
• Joint will be provided with suitable joint protectors for shipping, transportation and
storage.
The manufacturer may propose an alternative joint connection designed if he deems it
superior to the bell and spigot type for the specific casing designs offered. The alternative
joint design would be subject to the approval of Owner, upon the manufacturer successful
demonstration of the superiority of the alternative design with proper tests and data. The
acceptance criteria for the new design if accepted would then be set in consultation with the
Owner.
5.6 GRV Casing Surface Finish

All material must meet the workmanship and appearance requirements of the specified
standard for the material and as required by this specification.
The outer surface of the GRV production well surface casing shall remain with the
undulating profile characteristic of filament wound GRV pipe. This point is of great concern
to the Owner.
6.0 GRV WELL SCREEN
The screen is specified to be of the pipe base screen type. The screen is to be made using
perforated 250 mm (10 inch), 300 mm (12 inch) & 114 mm (4 1/2 inch) I.D. GRV
production well casing, as a structural core (pipe base) with an external slotted Jacket.
6.1 Pipe Base
 The pipe base should be of the same design, material, and dimensions as the
production well casing specified in section 5.
 Pipe base perforations are to be drilled and sufficiently resin sealed fully or semi
automatically.
 Pipe base perforations should be of adequate size and number as to ensure an open
area greater than or equal at minimum to the slotted jacket open area without
compromising the minimum design requirement for pipe base screen specified in
section 6.3.
 The nominal open area of the pipe base screen, as a whole unit should be a
minimum of 10%.
 Pipe base perforations are to be cylindrical or elliptical in shape with less than
0.5mm edge delamination damage and with no expose cut edges.
 The resin coat of the inside surface of the perforations should be 1.5mm thick at
minimum with no running or dropping onto the internal liner surface of the pipe base.
 Pipe base perforations should be calibrated with the slots of the external jackets in
order to ensure efficient water flow.
6.2 Screen Jacket
 The Jacket is manufactured by injection molding technique or other technique to
produce tapered and smooth slots with no protruding fibers and with a precise slot
width.
 The fiberglass Jacket slots of 0.75 mm with no permissible variation and shall be in
horizontal position.
 The slots shall be tapered in wards to provide maximum open area consistent with
the strength requirements to take advantage of the aquifer hydraulic conductivity.
 Individual slot openings should be trapezoidal shaped and widen inward to reduce

clogging of the slots.
 The jacket configuration is similar to the conventional rod-based wire wrapped
screen and consists of longitudinal rectangular ribs (rods) and horizontal beams
(wires) of Trapezoidal cross-section.
 The jacket ribs shall contact the pipe base raising the horizontal beams above the
base of the ribs to allow water flow between the jacket and the pipe base.
 The Jacket is position on to pipe base so that the ribs are located at the perforations
edges and not across the middle of the perforations.
 The jacket ends should be sealed off by a resin impregnated fiberglass ring built up
onto the pipe base at 45° angles and at distance 0.75m from the bell end 0.5m from
the spigot end.
The jacket diameter should be less or flush with the bell diameter
6.2.1 Material Selection
 The material selected for the screen jacket should be of Glass Reinforced Material,
which is suitable for injection molding and sufficiently strong to withstand stresses
normally encountered during shipping, transport, handling, installation and service.
 The material should strictly comply with requirements stated in section 4.
6.3 Size of Pipe Base Screen (assembled unit)
Size
Collapse
Resistance
Operational (PSI)
Axial Load
Bearing
Capacity (Ton)
Requirements
200 mm
(9 inch)
I.D.
400 16
- Fit 200 mm (9") I.D casing.
8.0 MANUFACTURING REQUIREMENTS
8.1 Quality Assurance Manual
The vendor shall supply a quality assurance manual in English, which includes a description
of the QA/QC management and their interface together with a summary and listing of the
documented quality procedures.
8.2 Quality Plan
The vendor shall supply a Quality Plan in which the quality related activities are
comprehensively identified which are specific to the supply of material under this

specification. The plan can either include or reference the Quality Manual (if submitted
separately) and shall include the following information as a minimum:
 A management organization chart relevant to the contract with names and
positions.
 A work plan describing the work stages and sequence from design, fabrication,
inspection and testing through to final release for shipping.
 All non-standard or proprietary test procedure.
 The material specifications with any deviations.
 A description of the packaging, marking and tagging.
 Examples of the format for Material certification, Certified Mill Test reports,
Inspection reports, Warranty Certificates to be supplied with the finished goods.
8.3 Design
The following items are required to be approved by Owner Consultant Engineer prior to the
start of manufacture.
 Design and/or fabrication drawings for all components.
 Design procedure flow chart (see BS 7159) with cross reference to design
calculations, analysis and proof testing where applicable.
 Design calculations including justification for all factors and parameters and
material properties. Safety factors other than that specified herein must be
justified.
 Design of the joint connection together with any supporting test information.
 Long term testing data used in the design calculations.
8.4 Prototype Testing
The vendor is required to substantiate and verify the design of the . GRV well casings,
screens, well components, as well as handling tools by means of tests on prototypes to ensure
fitness for purpose of the design under service condition loads.
8.4.1 Prototype Details
The prototype components shall be identical in design, materials and manufacture to the
proposed production components. Full details of materials of prototype will be provided
which will include the resin type and product data, the glass type and content of laminate,
degree of cure (differential scanning calorimeter), Barcol hardness and details of laminate
construction including liners.
8.4.2 Casing Axial Load Proof Testing

The axial load bearing capacity of the casing will be determined according to ASTM D 1599
with the prototype fitted with free-end closures to provide longitudinal (axial) tensile stresses.
The prototype shall be filled with water and internally pressurized until failure occurs which
is defined as a pressure drop caused by leakage. The maximum pressure prior to leakage will
be used to calculate short-term longitudinal (axial) load at failure. Alternatively, the axial
load can be determined directly according to ASTM D 2105 where the failure load is that
where the onset of visible cracking occurs. In both tests, the minimum acceptable axial load
shall meet or exceed the long-term predicted axial load (derived from the long-term axial
stress) by a factor x 2.5.
8.4.3 Casing Collapse Pressure Proof Testing
The collapse pressure will be determined according to ASTM D 2924 and shall be that
pressure where the sample fails by buckling. The collapse pressure shall meet or exceed
specified collapse pressure by a factor equal to the ratio of the short-term hoop modulus to
the long-term (50 years) hoop modulus.
8.4.4 Screen Proof Testing
Jacket material deflection under pressure and effect of operational thermal conditions and
maximum water absorption on the mechanical properties should be evaluated alone with any
test that vendor sees fit to demonstrate the properties of the screen jacket material.
8.4.5 Alternative Tests
The vendor shall supply details of any alternative method or modification, proprietary or
otherwise, for testing the prototypes. In the absence of a direct test, the vendor may propose
indirect testing methods by which the performance requirements may be evaluated. Either
approach shall be submitted to and approved by Owner Consultant Engineer before
implementation.
Owner Consultant Engineer reserves the right to require any number of additional tests in
order to qualify the properties and performance of any successfully selected prototype.
8.4.6 Witnessing
Prototype manufacture and testing shall be witnessed by Owner unless this is waived in
writing by Owner.
The Owner upon approval of a certain prototype shall in consultation with the vendor set up
a regular evaluation and testing procedure for each shipment of products in order to ensure
its compliance with the terms of the specifications.
9.0 MANUFACTURE CONDITIONS

9.1 Condition Works
The manufacture of GRV casing, shall be under controlled environmental conditions of
temperature, humidity and cleanliness consistent with good engineering practices and the
recommendations of the raw material suppliers. Adequate ventilation and light should be
maintained at all times consistent with factory procedures.
The temperature of the working area shall be above 15 degree centigrade for any laminating
process. If laminating is required to be carried out at a lower temperature, then special
procedures approved by Owner shall be adopted to ensure that the resin will cure
satisfactorily.
However, in no case shall the maximum proportion of curing agent exceed the
recommendations of the resin supplier.
9.2 Lay-Up
The required amounts of resin, catalyst, accelerator and permitted additives shall be
accurately measured and thoroughly mixed. The amounts of resin and reinforcement used in
the laminate and the number and type of layers supplied shall be recorded and the records
made available as required by Engineer.
The following aspects shall be observed:
 Each layer of reinforcement is to be completely wetted with resin
 Rolling pressure shall be minimized to avoid disturbance of the reinforcement and
fiber strand breakage.
 Good adhesion between laminate layers shall be ensured by the appropriate
scheduling of manufacturing. (Structural lay-up may interrupted at intervals
long enough to exotherm as required)
 The applicable tension for the reinforcement shall be maintained.
 Casing shall be continuously rotated prior to gelation to prevent resin drainage.
(Any spillage, drips or runs which may flake loose after curing shall be
removed)
 All cut edges shall be sealed with resin to prevent exposure of the laminate.
10.0 TESTING AND INSPECTION
All inspection and testing work shall be executed in accordance with internationally
recognized and Owner approved codes and standards.
Vendor shall produce inspection and Test Plan for all manufactured items.
Vendor shall keep comprehensive inspection and testing records. The records shall be
submitted to the Owner for review and approval. All record shall be identifiable to individual

items.
A full visual and dimensional inspection shall be carried out after fabrication. Both the inside
and outside of all components shall be smooth, clean and free from any imperfection. No
remedial work shall be permitted on surfaces without prior approval of Owner.
Owner has the right to inspect the manufacturing process and factory directly or by a
Consultant appointed by him.
Full material tractability of all individual items shall be maintained at all times through
manufacture and delivery.
Owner reserve the right to request an in process inspection for any products where he deems
it necessary.
Owner reserve the right to place any shipment on hold if there were any non conformities
noted in the shipment until such time sufficient repairs are completed or the rejected items
replaced.
10.1 Non-Destructive Examination
The testing of the raw material shall comply with the requirements of BS 5480. The resin
shall be initially tested by Infrared Spectrum to provide a “finger print” identification.
The scope and frequency of testing of finished GRV casing shall comply with BS 5480.
10.2 Destructive Tests
In addition to the above tests, the following destructive tests will be carried out on one
representative component from each continuously produced lot of 500 sections of casing of
the same specification and diameter:
Full scale tensile test to failure including the joint.
Collapse test to failure. Alternatively, this test may be substituted by the parallel plate test
performed according to D 2412 on one sample per component to determine the pipe stiffness
factor PS. This test is permissible providing that the acceptance criterion for PS can be
satisfactorily correlated with the minimum collapse pressure requirements.
If any component fails meet these tests, the lot shall be placed on hold and Owner notified.
Providing a further two re-tests from the same lot are shown to meet the requirements of this
specification, the lot may be released by Owner approval.
10.3 Material Certificates
All materials testing certificates shall comply with the requirements of DIN 50 049 (1986)
Inspection Certificate B.

10.3.1 Casings
The GRV materials shall be supplied with materials test certificates containing the following
information:
 Type
 Resin manufacturers certificate and acceptance test certificates for each lot (to include
viscosity, acid number, gel time and peak exothermic temperature of reacting resin,
indentation hardness, percentage of styrene’s).
 Glass manufacturers certificate and acceptance test certificates for each lot.
 Dimensions (I.D., wall thickness, overall length).
 Weight per meter.
 Hydrostatic test certification
 Design collapse pressure resistance, axial and compression loads
 Approval certificates of all components for use in potable water applications
 Any other information required to conform with the specified standards
11.0 MARKING AND PACKING
11.1 Each product item shall be clearly marked on their external surfaces using a non degradable,
waterproof and weatherproof tag, containing the following information:
♦ Manufacturer’s name
♦ Lot number
♦ Type
♦ Number of shipment
♦ Purchase order number
♦ ID, OD and Nominal Size
♦ Collapse resistance (pressure)
♦ Place and year of manufacture
♦ Length of section
11.2 All materials shall be packed so that their ends are fully protected during loading, shipping,
unloading, storage and handling. External and internal protectors shall be fitted for types of
joint connection together with end caps to preserve end roundness.
12.0 DOCUMENTATION
Full documentation, demonstrating full compliance with the requirements of this
specification, shall be submitted by vendor to Owner for approval.

This shall include but not necessarily be limited to:
♦ Design and ultimate tensile and compression load capacity with calculation for design,
yield and failure of fully fabricated casings.
♦ Collapse resistance of casings.
♦ Comprehensive Quality Plan and Quality Manual governing all materials of the
supply.
♦ Materials certificates
♦ Non-destructive and hydrostatic tests report
♦ Result reports of any additional qualification tests
♦ Certificate of materials suitability for use with potable water
♦ Any Vendor Documentation for raw materials used.
♦ Any additional documentation requested by Owner or that vendor deems necessary to
include with the documentation’s.
13.0 QUALIFICATION OF VENDORS
The following requirement should be submitted by the vendor with their offer as minimum.
13.1 Pre-qualification Tests
The selected Vendor, must perform the following tests before being accepted as official
supplier:
♦ Collapse pressure resistance of the pumphouse casing and joint (test procedure to be
submitted)
♦ Axial load resistance of pumphouse casing and joint according to ASTM D 2105
♦ Compression load resistance of casing joint and its design to avoid snaking ASTM D
695
♦ Test of anti rotational casing joint (test procedure to be submitted)
♦ Hydraulic test of the casing joint according to ASTM D 3517
♦ Prepare sample of rough coating.
13.2 Data on Fabrication
Vendor shall submit full details of all proposed fabrications to Owner as a minimum they
shall include:
♦ Annotated and dimensional fabrication drawings.
♦ Fabrication procedures

♦ Detailed specifications
♦ All data pertinent to the strength of the products.
13.3 QA / QC
Potential vendors must submit to the Owner their approved QA/QC manual as well as that of
their subcontractors and suppliers which all must be ISO 9001 approved.
13.4 Reference List
The vendor must include their reference list of similar application specifying:
♦ Year and place of identification
♦ Size of casings.
♦ Collapse pressure and axial load for casing .
♦ Number and depth of the wells.

2 appendix ii technical conditions, requirements and ma (1)

Recommended

Recommended

More Related Content

What's hot

What's hot (14)

Viewers also liked

Viewers also liked (20)

Similar to 2 appendix ii technical conditions, requirements and ma (1)

Similar to 2 appendix ii technical conditions, requirements and ma (1) (20)

Recently uploaded

Recently uploaded (20)

2 appendix ii technical conditions, requirements and ma (1)