Goa Industrial Development Corporation Tender

Supplying at store or site of work including railway freight, carting, loading and unloading, stacking etc. Centrifugally cast, (spun) ductile iron pressure pipes (with socket/spigot ends) conforming to IS: 8329-2000 with cement mortar lining inside the pipe and outside zinc coat as per IS: 8329-2000 with up to date amendments suitable for jointing with rubber gasket known as TYTON joints. Class K-9 .

Nominal Diameter in mm (a) 100

Conveying carefully from stack at site, 250m from both sides rolling and lowering in trenches, laying and jointing true to line and level and perfect linking of joints

Cast iron or Ductile iron or A.C. or S & S or flanged & PVC pipes.

Supplying at store or site of work including freight, transit insurance, carting, loading, unloading, stacking etc. Ductile Iron double flanged, manually operated Sluice valve generally confirming to IS 14846-2000, non-rising spindle type, (soft seated) resilient seated with Body, Bonnet of Ductile Iron of grade GGG40 or SG 400/12, 400/15, 500/7 or equivalent grade as per IS 3896 part 2-1985 and subsequent revisions, Wedge fully rubber lined with food grade EPDM(WRAS approved) and seals of NBR, spindle stem SS/AISI 410 and having glandless operation. The valve should be vacuum tight 100% leak proof with face to face dimensions as per IS14846-2000 or BS 5163-89 or DIN 3202-F4. The valves should be coated with electrostatic Powder/ Epoxy Coating on both inside and outsideminimum 250 microns thickness of blue colour RAL5017/5005 suitable for drinking water and shall have pocket less body passage. The flanges shall be Drilled as per IS: 1538 with latest amendments. The valve shall be supplied with Hand Wheel for operation (by-pass and gear arrangements for sizes above 400mm dia) and relevant Test & Guarantee certificates. TYPE P.N. 1.6 (Class A)

Nominal Diameter in mm (a) 100

Nominal Diameter in mm 150

Supplying at store or site of work including freight, transit insurance, carting, loading, unloading, stacking etc. Ductile Iron Single chamber/kinetic double orifice, tamper proof type Air Valve generally conforming to IS 14845 with body and cover in Ductile Iron of grade SG 400/12, 500/7 or equivalent grade as per IS 3896 part2-1985 and subsequent revisions. All internal parts such as float, shell etc. all cover bolts of Stainless Steel and Gaskets, seals,etc. made of food grade EPDM. The valve body shall be coated with food grade blue colour Epoxy inside and outside minimum 250 microns thickness of blue colour RAL5017/5005 suitable for drinking water. The flanges shall be Drilled as per IS: 1538,etc. complete (Class A)

TYPE P.N. 1.0 - 50

Supplying at store or site of work including railway freight, carting, loading and unloading, stacking etc. rubber gasket conforming to IS: 5382 -1985 for TYTON joints. SBR type rubber gasket

Nominal Diameter in mm (b) 100

Making flanged joints for C.I./D.I. Pipes and specials with rubber insertion, nuts and bolts including necessary hydraulic testing etc. complete including cost of rubber insertion nuts and bolts, as directed by the Engineer in-charge.

Nominal diameter in mm. 100

Hoisting laying cast iron sluice valves/butterfly valves/reflux valve of size given below at location in pipeline etc. complete as directed as per IS:2685-1971 CLASS I

Nominal diameter in mm. 100

Fixing C.I. Double orifice / Kinetic type air valve of following sizes with bronze ferrule at inlet screwed on isolating valve small orifice elastic ball resting valve small orifice elastic ball resting on small bronze orifice nipple and large orifice vulcanite ball resting on moulded seat ring inlet faced and drilled to BST "D" suitable to working pressure of 10 kg/sq. cm.

Nominal diameter in mm. 50

Construction of masonry chamber 90 x 90 x100 cm inside in 40kg/sq. cm laterite masonry in neatly dressed stones complete with 23 cms wall thickness and in cement mortar 1:4 ( 1 cement : 4 coarse sand) for sluice valve of sizes 100 mm, 120mm 150 mm and 200mm dia with necessary excavation, foundation concrete 1:5:10 ( 1 cement :5 coarse sand: 10 graded stone ballast 40 mm nominal size) and inside plastered with CM 1:3 ( 1cement : 3 coarse sand) finished with floating coat of neat cement complete and chamber cover as specified below etc. all complete as per standard drawing . (rate is inclusive of rate earthwork excavation, cost of surface cover and all other materials and labour and as per details below)

Without surface box and with 120 mm thick R.C.C. slab cover in cement concrete 1:2:4 ( 1 cement: 2 coarse sand : 4 graded stone ballast 20 mm nominal size)

Supply at store or site of work including railway freight, carting, loading, unloading, stacking etc. Ductile Iron pipe specials including rubber ring fitting push on joints conforming to IS : 9523 with inside cement mortar lining & externally coated with zinc with finishing layer of bituminous paint complete.

Double Socket Bend 90 Degree Nominal Diameter in mm 100

Double Socket Bend 45 Degree Nominal Diameter in mm 100

Caps : 100

All Socket Tee : Nominal Diameter in mm 100 x 100

Flanged Socket Nominal Diameter in mm 100

Conveying carefully from stack at site, 250m from both sides rolling and lowering in trenches, laying and jointing true to line and level and perfect linking of joints

Cast iron or Ductile iron or A.C. or S & S or flanged & PVC pipes.

Making joints to D.I/ C.I pipes with mechanical joints by nut bolts rubber rings that are provided with the joints, forpushon tight joints including the cost of work force, tools, hydraulic testing of joints, etc. complete as per the direction of the engineer in charge.

Double socketed specials such as bends, collar couplings,etc. Nominal Diameter in mm 100

All socket Tee: Nominal Diameter in mm 100 x 100

Making joints to D.I/ C.I pipes with mechanical joints by nut bolts rubber rings that are provided with the joints, forpushon tight joints, and including the cost of rubber ring, nut bolts, for flanged joint, including the cost of work force, tools, hydraulic testing of joints,etc. complete as per the direction of the engineer in-charge.

Flanged socket : 100

Hydraulic testing of pipeline as per CLAUSE NO 6.4.4 of CPHEEO MANUAL on water supply and treatment, a to the required test pressure by providing all work force, materials, reciprocating pump, pressure gauge, including the cost of water required, maintaining the test pressure for a period of 24 hours from the time the pipe line has attained the test pressure for successful testing, as per the standards, and maintaining the records of hydraulic test as required as per the direction of the engineer in- charge

R.C.C/A.C/G.I. 100 mm diameter

Refilling the pipeline/foundation trenches plinth sides, foundation etc. with available excavated earth in layers not exceeding 20 cm depth consolidating each layer ramming and watering lead upto 50 M and all lifts and disposal of surplus earth as directed by Engineer in Charge.

Rubble packing with hard laterite stone under floors including watering ramming and consolidating etc. in pipeline trenches and other foundations complete.

Centering & shuttering including Strutting, Propping & removal of forms for :

Foundations, Footings, Bases for columns

Providing and laying in position cement concrete 1:2:4 (1 cement : 2 coarse sand: 4 graded granitic or basaltic stone aggregate 40 m nominal size) excluding cost of centering, shuttering and finishing :

All works upto plinth level