Volume-II of IV - GAIL

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MECON LIMITED DELHI PROCESS & PIPING DESIGN SECTION NEW DELHI TITLE REPAIR OF PIPELINE CORROSION COATING STANDARD SPECIFICATION SPECIFICATION NO. PAGE 3 OF 3 MEC/S/05/62/08 REVISION 0 Application of the Filler : Plastic filler shall be applied to all exposed metal surface. The mastic is heated and smoothed down with a paint scraper to cover all bare metal in a manner such that all entrapped air is removed. Application of repair tape : Cut a patch from the tape in a manner such that it extends 50 mm beyond the damaged area, position it over the damaged area, heat until the temperature sensitive paint on the outside of the patch changes colour. It shall be smoothed down to confirm with the contour of lap, and shall be freed of any air bubbles or wrinkles. For cosmetic type of defects such as minor gauging tearing, scratches which do not indicate holiday during holiday inspection, following procedure shall be adopted : The defect area shall be roughened to remove loose polyethylene coating, oil grease, dirt etc. This shall be followed by application of repair patch as described above. 4.0 INSPECTION, TEST A visual inspection shall be carried out for the following: - Mastic extrusion on ends of the patch shall be examined. - There shall be no sign of punctures or pin holes or bend failure. The external appearance of the patch shall be smooth, free from dimples, air entrapment or void formation. - The entire repair patch shall have changed colour uniformly. 5.0 HOLIDAY INSPECTION The holiday detector used shall be checked and calibrated easily with an accurate D.C. Voltmeter. The detector electrode shall be in direct contact with the surface of coating to be inspected. The entire surface of the repaired section shall be inspected by means of a full circle holiday detector approved by company set to a DC Voltage of at least 25 KV. Inspection of repaired patch shall be conducted only after it has cooled below 50°C. No repaired point shall be covered or lowered in the trench until it has been approved by the COMPANY.
SPECIFICATION FOR DOCUMENTATION FOR PIPELINE CONSTRUCTION SPECIFICATION NO. MEC/S/05/62/09R (PROCESS & PIPELINE DESIGN SECTION) MECON LIMITED DELHI - 110 092 \\Akjha\work contrac\standard TS for Pipe Line WC (Vol-II) MASTER FOLDER\69 documentation for pipeline construction\Specification for Documentation for PL Const - 69.doc
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GAIL (India) Limited TENDER DOCUMEN
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D:\old data\FATEH\IDPL_Dholpur\SCC\
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MECON LIMITED REGD. OFF: RANCHI (BI
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MECON LIMITED REGD. OFF : RANCHI (B
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Pipe Size, Out Side Diamter- Inches
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\\Akjha\work contrac\standard TS fo
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SPECIFICATION FOR HYDROSTATIC TESTI
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c:\fateh\standard\stad-eqp.wp NEW D
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0 C C; \ts\Tender-A,4.doc. TABLE -
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0 C C; \ts\Tender-A,4.doc. TABLE -
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SPECIFICATION FOR MAJOR WATER CROSS
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SPECIFICATION FOR PIPING FABRICATIO
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Pipe Size, Outside diameter Inches
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CONTENTS Sl. Description Page No. N
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1.0 GENERAL 1.1 These technical spe
Page 282 and 283: completion and testing on system ar
Page 284 and 285: 5.1.2 Mill scale, rust, rust scale
Page 286 and 287: 5.2.3 Maual or hand tool cleaning M
Page 288 and 289: c. Ingredients shall be kept proper
Page 290 and 291: the bottom. This work shall be done
Page 292 and 293: S. NO. DESCRIPTION 1. MANUAL OR HAN
Page 294 and 295: S. NO. DESCRIPTION 3. BLAST CLEANIN
Page 296 and 297: 6.0 PAINT MATERIALS Paint manufactu
Page 298 and 299: PAINT MATERIALS TABLE NO.: 6.2FINIS
Page 300 and 301: Notes: 1. Covering capacity and DFT
Page 302 and 303: TABLE 7.1: PRE-ERECTION/ PRE-FABRIC
Page 304 and 305: NOTE 2 : FOR EXTENAL SURFACE OF RCC
Page 306 and 307: TABLE 10.0: FIELD PAINT SYSTEM FOR
Page 308 and 309: TABLE 12.0 : FIELD PAINT SYSTEM FOR
Page 310: TABLE 14.0 : PAINTING UNDER INSULAT
Page 313 and 314: 17.0 STORAGE 17.1 All paints and pa
Page 315 and 316: . Intersection points & change of d
Page 317 and 318: 20.3 Method of Camouflaging 20.3.1
Page 319 and 320: it would be in the interest of the
Page 321 and 322: 24.5 Tests required for evaluation
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Page 325 and 326: S. No. MANUFACTURER NAME LIST OF RE
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Page 329 and 330: SPECIFICATION FOR REPAIR OF PIPELIN
Page 331: MECON LIMITED DELHI PROCESS & PIPIN
Page 335 and 336: 1.0 SCOPE 1.1 This specification co
Page 337 and 338: 2.3 Monthly • Priced variations
Page 339 and 340: - Major water crossings - Waste dis
Page 341 and 342: - Location of further appurtenance
Page 343 and 344: Document2 SPECIFICATION FOR PIPELIN
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Page 371: SPECIFICATION FOR VENTS, DRAINS AND
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1.0 SCOPE TABLE OF CONTENTS 2.0 COD
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The last letter indicates type of m
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10.0 GASKETS 10.1 Spiral wound meta
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13.7 Unless specified otherwise. Va
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D:\old data\FATEH\Aban Power\TS\Spe
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determination of surface profile -
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) Peel Strength shall be as follows
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accordance with ISO:8503-3 or ISO:8
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4.3 Application Procedure for Corro
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Company Representative reserves the
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SPECIFICATION FOR 3-LAYER POLYETHYL
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1.0 SCOPE This specification covers
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y. CSA Z245.20-98 : External Fusion
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which failed. If all tests pass, th
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5.3.3 Properties of Coating System
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health and safety sheets and manufa
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7.4.4 Chemical Pre-Treatment 7.4.4.
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specified temperature i.e. one at e
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• Any time when in COMPANY’s op
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8.6.4 After the de-ionised water wa
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8.13.4 The CONTRACTOR shall check t
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i. Electrostatic application of epo
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9.2.12 Failure to comply with any o
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area on the pipe shall show presenc
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10.10 Epoxy Layer Adhesive Test a.
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11.3 The CONTRACTOR shall load, unl
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• Damages caused to coating by ha
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14.6 The CONTRACTOR’s Quality sys
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Table - 1 Manufacturers Data on Coa
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MECON LIMITED Delhi PROCESS & PIPIN
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PROCESS & PIPING DESIGN SECTION MEC
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SPECIFICATION FOR PIPELINE PRE-COMM
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C O N T E N T S Clause No. Title Pa
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Above 250 & upto 500 - Deploy one q
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e. Fabricated steel structurals, pi
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4.0 DETAILS OF HSE MANAGEMENT SYSTE
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RELEVANT IS-CODES FOR PERSONNEL PRO
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2.0 MONTHLY CHECKLIST CUM COMPLIANC
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MONTHLY CHECKLIST CUM COMPLIANCE RE
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MONTHLY CHECKLIST CUM COMPLIANCE RE
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ANNEXURE-B Format-3 3.0 ACCIDENT RE
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5.0 MONTHLY Health, Safety & Enviro
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OBSERVATION OF QUALITY ASPECTS Job
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SPECIFICATION FOR CALIPER PIGGING S
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1.0 INTENT 2.0 OBJECTIVE SPECIFICAT
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6.0 GAUGE PIG RUN Contractor to car
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- Valves or any partially closed va
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geometry inspection to generate val
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PIPELINE DETAILS NOMINAL DIAMETER m
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CONTENTS Sl.No. Description Page No
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) SIS - 055900 : Pictorial surface
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Property Test Method Condition Requ
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35mm The sleeve shall be installed
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4.1 General a) The application proc
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4.3 Procedure a) The application pr
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5.2.3 All the coated joints shall b
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8.0 REPAIR OF PIPE COATING DEFECTS
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MECON LIMITED REGD. OFF RANCHI PROC
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D:\TS\Lond Redius Bends - 015-R1.do
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MECON LIMITED DELHI D:\TS\Lond Redi
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D:\Technical Specifications & Stand
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MECON LIMITED DELHI D:\old data\FAT
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C O N T E N T S Sl.No. Description
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e measured. Hence the depth of meas
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6.7 Graphical representation of exi
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GAIL (India) Limited TECHNICAL SPEC
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1.0 SCOPE Cathodic Protection Power
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limit feature shall be provided in
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e) Pipeline under protected f) Auto
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- Dimensional checking - Proper mou
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Volume-II of IV - GAIL

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