Supply, laying and fabrication of various service lines from Utilities to NEFTF at NFC, Hyderabad

Amount

Supplying, fabricating and erecting / fixing in position the piping either inside plant building / in yard, at all elevations from 0 to 7 metres height over trestle generally as indicated in the relevant drawings. Following specified materials shall be used. (1) PIPES: (a) Carbon steel bevelled end seamless pipes conforming to API 5L Gr. B PSL-1 ASME / ASTM - SA/A 106 Gr.B / ASTM A 53 Gr. B & dimensions conforming to ANSI B36.10 of makes M/s MSL / M/s Jindal; (b) Screwed ends Galvanized Iron pipes Conforming to IS 1239-1 Heavy Class with socket at one end of makes M/s Tata/Jindal; (c) Stainless steel bevelled end seamless pipes conforming to ASTM A312 TP304 & dimensions conforming to ANSI B36.19 of makes M/s Jindal / Remi / Inox / Nippon / Ratnamani (2) BENDS: (a) Carbon Steel Bends: Seamless pipe bends confirming to ASTM A234 Gr. WPB and dimensions conforming to ASME/ANSI B 16.9. (b) Stainless Steel Bends: Seamless pipe bends confirming to ASTM A403 / ASME SA403 WP304 and dimensions conforming to ASME/ANSI B 16.9. (3) FLANGES (a) Carbon Steel Flanges: RF/FF flanges Confirming to ASTM A105 / SA 105 and dimensions conforming to ASME/ANSI B 16.5 of pressure class 150 lbs with 3 mm thick neoprene gaskets of suitable grade, fastened using suitable carbon steel bolts, nuts and washers, as directed by EIC. (b) Stainless Steel Flanges: RF/FF flanges Confirming to ASTM A182 / ASME SA182 and dimensions conforming to ASME/ANSI B 16.5 of pressure class 150 lbs with 3mm thick neoprene gaskets of suitable grade, fastened using suitable carbon steel bolts, nuts and washers, as directed by EIC. (3) Welding & Clamping: Pipes to be welded using E-6010 / E-6011 / E-6012 / E-6013 / ER-308L electrodes of make M/s Ador / Advani / D&H / Phillips and to be supported with suitable clamps on mild steel structural frame work / tee supports. (4) Painting: Pipes to be painted with 2 coats PU enamel paint of make M/s Asian/ Berger over one coat of suitable oil based primer after proper surface preparation to the satisfaction of EIC. (5) Testing & Commissioning: (a) DP test to be carried out on min 10% of the weld joints as decided by EIC. (b) Pipeline to be tested segment wise hydralically at a pressure of 15 bar followed by flushing and commissioning. (6) Documents to be submitted: (a) Original manufacturer's test certificates of the pipes supplied. (b) Pipe sample(s) as per IS 4711 to be tested at MSME laboratory for its mechanical & chemical properties. (c) IBR / ASME Qualified welder certificate to be submitted for the engaged welders. The unit cost includes cost of all the consumables, labour and other equipments to complete the required quantity as directed by EIC.

Carbon Steel / 400 mm NB / Sch 40

Carbon Steel / 350 mm NB / Sch 40

Carbon Steel / 300 mm NB / Sch 40

Carbon Steel / 250 mm NB / Sch 40

Carbon Steel / 200 mm NB / Sch 40

Carbon Steel / 150 mm NB / Sch 40

Carbon Steel / 100 mm NB / Sch 40

Carbon Steel / 80 mm NB / Sch 40

Stainless Steel / 80 mm NB / Sch 5s

Stainless Steel / 50 mm NB / Sch 5s

Galvanized Iron / 50 mm NB / Heavy

Supplying and fixing of various valves as described in the following conforming to relevant standards along with matching companion flanges with suitable bolts nuts, washers, fixing of flanges to pipe, aligning, testing and painting complete as directed. (1) Gate Valves: Cast Carbon Steel (A-216GR. WCB) gate valve of Class-150 to API-600, Outside Screw, Yoke Type, Rising Stem with Back Seat Arrangement. Bolted Bonnet, 13% Cr. S.S. (AISI-410) Trim. Solid Wedge. Flanges as per ANSI-B 16.5 Class-150. Raised Face. Body Test Pressure 30 Bar Gauge, Seat & Back seat 22 Bar Gauge.Max. of Makes: Audco/Leader/BDK/L&T (2) Full Bore Taper Plug Valves: Design: API 6D, ASME B16.34, Flanged Ends conforming to ASME B16.5, Pressure Rating: Class 150, Body: A 216 Gr. WCB, Plug: A 216 Gr. WCB + Case Hardening, Stem: Alloy Steel conforming to ASTM A322 4140, Gear Unit: Worm type, Bolting: A 193 Gr. B7/A 194 Gr. 2H of Makes: Audco/Leader/BDK/L&T (3) Two Piece Ball Valve: Two piece full bore ball valve; Pressure Rating: Clss 150; Flanges: ANSI B 16.5, Class-150, Raised face; Body & Connector: ASTM-A-351, Gr. CF8M; Ball/Gland: ASTM A182 Gr. F316; Stem: SS17-4 PH; Seat/Body Seal/Stem Seal: Carbon filled PTFE/RPTFE/Graphite; Gland packing: Carbon filled PTFE/ Graphite; Body studs/ handle/nuts/fasteners: AISI SS 304 or SS 316; Face to face as per ANSI B16.10 of Makes: Audco/Leader/BDK/Hawa/L&T (4) Swing Chek Valve: Cast Carbon Steel (A-216GR. WCB) swing check valve conforming to BS 1868 (Class 150), Disc: Carbon steel (ASTM A216 Gr. WCB + 13% Cr. Steel), Body seat ring: Carbon steel (WCB/A105 with SS to 13% Cr facing or SS to 13% Cr), Gasket: Stainless steel + Graphoil / ASTM A308, Flanges to ASME B16.5 150# with bolted cover and renewable seat. Body test pressure: 30 bar & Seat test pressure: 22 bar of Makes: Audco/Leader/BDK/L&T (5) Strainer: Y Type Cast Steel Strainer; Pressure Rating: Class 150; Flanges: ANSI B 16.5, Class-150, Raised face; Body & Bolted Cover: ASTM A 216 Gr WCB; Screen: SS 316 of mesh 40; Flanges as per ANSI-B 16.5 Class-150. Raised Face. Body Test Pressure 30 Bar Gauge seat & Back seat 22 Bar Gauge.Max. of Makes: Audco/Leader/BDK/Hawa/L&T Documents to be submitted: Original manufacturer's test certitificates of the valves supplied.

Gate Valve / 400 mm NB

Gate Valve / 250 mm NB

Gate Valve / 150 mm NB

Gate Valve / 100 mm NB

Gate Valve / 80 mm NB

Taper Plug Valve / 200 mmNB

Taper Plug Valve / 150 mmNB

Ball Valve / 80 mm NB

Ball Valve / 50 mm NB

Swing Check Valve / 150 mm NB

Y Type Strainer / 150 mm NB

Wrap coating of buried lines: Coating and wrapping of the pipe lines (including fittings) consisting of one coat each of coal tar primer, cold wrap of impregnated fibre glass, of suitable width and with minimum 4 mm thick, of make M/s PIPEKOTE / RUSTFREE, including thermofusioning of polyethelene layer of coat using thermo torch, seal coating & overlapping not less than 25 mm, including cleaning pipes etc., complete as directed and specified.

Excavation in Trenches in all soils except soft and hard rock upto depths mentioned below from average ground level dressing the base to the required levels including dewatering if necessary and back filling in trenches and plinth with approved excavated earth in layers not exceeding 250 mm levelling, watearing and consolidating and disposing the surplus earth within a distance of 50 m complete as directed.

up to 1.5m depth

Cement concrete 1:4:8 using Portland Cement conforming to BIS 1489/8112 (M/s. ACC, Ultra Tech, Raasi, Birla, Coramandal, M/s. Andhra Cement Ltd., KCP), river sand and graded stone aggregates of 40 mm maximum size at and at all depths below plinth level including consolidation, finishing, curing, etc., complete but excluding form work as per specifications for mud mat of foundations, equipment foundations, pedestals, masonry walls, Trenches etc.

Cement concrete 1:2:4 grade using Portland Cement conforming to BIS 1489/8112 (M/s.ACC,Ultra Tech, Raasi, Birla, Cormandal, M/s. Andhra Cement Ltd., KCP), river sand and graded stone aggregates of 20 mm maximum size at and at all depths below plinth level including consolidation, finishing smooth/broom finish as applicable, curing, etc., for pedestals but excluding form work as per specifications.

Structural steel work with standard section like MS angles, flats, joists, channels, etc., at all levels below/above ground/ plinth level including supply the steel sections conforming to IS:2062 (Vizag Steels/Tata/Sail) transporting, cutting, fabricating using welding/bolts, weld rods (D & H, Advani, Philips) and /or bolt and nuts from approved source, erecting and fixing in position using derricks/pullies or any other suitable means, etc., including painting with two coats of PU Enamel paint make, over one coat of approved and suitable /compatible primer of Asian Paint, Berger, Johnson and Nickelson, Pedilite, Nerolac make approved shade, cleaning the sections by suitable means, etc., complete for pipe support horizontal and vertical trustles, brackets, etc., all as per specifications and as directed by the Engineer-in charge. Sample to be tested for its mechanical and chemcial properties at a MSME laboratory.

Dismantling/breaking the existing bitminous surfaces road carefully to the required size, including removing, solling, WMB road, stacking useful matearials at the locations shown and disposing of debris with in a distance of 50 m etc., as specified and directed.

Dismantling/breaking the existing plain cement concrete surfaces carefully in flooring, platforms etc. to the required size, using pneumatic cutters or any approved means including disposing of debris within a distance of 50 m etc., complete as specified and directed.

Form Work: Providing centering and shuttering using steel shuttering plates at all depths and heights below and above plinth level, vertical, horozontal, inclined including strutting,proping using steel pipes/acros staging, removal, cleaning of the same for insitu reinforced cement concrete and in plain cement concrete work as required including chamfers, splays, keys, wedges, nails, bracings, brackets and applying one coat of shuttering oil and all shuttering surfaces coming in contact with concrete etc., complete as directed.

Columns/Pedestals at all elevations using steel shuttering

Removing of existing damaged/corroded , unserviceable M.S/ pipe lines by unscrewing / cutting and transporting to the site shown as directed by Engineer in-charge.

MS ERW / 150 mm NB

MS ERW / 100 mm NB

MS ERW / 80 mm NB

SS / 50 mm NB to 25 mm NB

Lead charges including loading/unloading, stacking, disposable earth by mechanical transport for lead exceeding 500 m but not exceeding 1 km.

RIC Projects Pvt. Ltd.

HINDUSTAN CONSTRUCTION CORPORATION