Public Works Department-PWD has published Raising Of Raw Water Pump Of 50 Mld At Assonora. ( 3Rd Call ) . Submission Date for this Tender is 02-09-2022. Water Pump Tenders in North Goa Goa. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 09-Aug-2022 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 23-08-2022 |
| 2 | 23-Aug-2022 | PWD/WDXVII/PHE.N / ASW / F.24-E/ 23 (a)/2022-2023/L2 | Date | 02-09-2022 |
| Sl. No. | Item Description |
| 1 | Demolishing cement concrete 1:3:6 or richer mix including disposal of material within 50 m lead. |
| 2 | Dismantling old C.I./D.I. Pipes including excavation and refilling trenches after taking out the pipes, breaking lead caulked joints, melting of lead and making into blocks including stacking of pipes at site, lead up to 50 metres at site. |
| 3 | Earthwork in excavation by mechanical means (hydraulic excavation) / manual means in foundation pipeline trenches in all types of soft stratas comprising any of the materials such as soil, silt, sand, clay, gravel, moorum of all varietie, shingles, pebbles all types of conglomerates, laterite rocks, ordinary rocks, soft rock disintergrated rocks, fissured, shattered/decomposed rock weathered rocks and all such other materials as described under appendix A to these specification either in full or in parts as the case may be adopting any method/methods as may be convenient or permitted inclusive of chiseling, wedging etc. in all conditions such as dry, moist, foul, saturated submerged etc. and as directed by the Engineer -in-charge etc.all complete in foundation pipeline trenches/ drains (not exceeding 1.5m in width 10 sq. m. on plan) including dressing of sides, ramming of bottoms including getting out the excavated soil & disposal of surplus excavated soilfor all lead & all liftincludingbarricading, danger lighting guarding as per direction of Engineer-in-charge |
| 4 | Rubble packing with hard laterite stone under floors including watering ramming and consolidating etc. in pipeline trenches and other foundations complete. |
| 5 | Providing & laying cement concrete 1:3:6 (1 cement : 3 coarse sand : 6 graded granitic or basaltic stone aggrt. 40 mm. nominal size) excluding cost of centering, shuttering and finishing in: |
| 6 | Providing and laying in position (1:11/2:3) Reinforced cement conrete excluding the cost of centering, shuttering, finishing and reinfrocement (1 cement: 1½ coarse sand:3 graded stone agg 20mm nominal size) |
| 7 | Centering & shuttering including Strutting, Propping & removal of forms for : |
| 8 | Foundations, Footings, Bases for columns |
| 9 | Providing TMT steel reinforcement bars of (SAIL, TATA. VIZAG, JSW Steel Ltd.) ) (Confirming to IS 1786 of 1986) for RCC work (conforming to I.S. 1786 of 1986) including bending, binding & placing in position in all the floors along with the factory made precast concrete cover blocks of specified sizes whose compressive strength is not less than that of surrounding concrete in the structural member. |
| 10 | 12mm cement plaster 1:3 (1 cement : 3 fine sand) |
| 11 | Manufacturing and supplying at site of work welded MS pipes of finished ID of suitable lengths made out of fabricating, welding forming "V" edge to both ends of the pipes sides including providing and fixing welding etc. of suitable MS hinges conforming to relevant IS codes, stresses induced due to trench conditions, backfilling class "A" traffic loading, handling temperature variation etc. testing the pipeline to a field test pressure of 25 kg /cm2 as directed by Engineer-in-charge. (the finished internal dia. is to be considered without cement mortar lining /Epoxy painting). |
| 12 | 10 mm thick (plate welded) Dia in mm |
| 13 | 400 mm |
| 14 | Supplying stacking at site and conveying hoisting, laying in position to correct line and level and linking joints of MS specials. fabricated from MS plate including cutting, bending, welding, procurement of plates, gas cutting to required size, rolling, tack welding, assembling in suitable length to form special, welding on automatic machine and forming V edge on both ends of special as required, hydraulic pressure test at factory to the required test pressure conforming to IS : 3589 1991 including freight etc. complete |
| 15 | With 10 mm -12 mm thick plate |
| 16 | Tees, bends, reducers, |
| 17 | With 25 mm thick Plate |
| 18 | Flanges |
| 19 | Providing and laying three coat of anticorrosive and antitoxic surface coating for MS pipeline. The paint shall be applied after removing the scales and rust over the pipe by wire brush. Paint shall be applied uniformly to achieve uniform coating of average DFT of 60 microns per coat with the brush. 2nd coat shall be applied over the 1st coat after 8 hrs. the process shall be repeated for the 3rd coat. DFT for the final coat shall be 35 microns . Final surface shall be uniform and shall have total thickness of about 150 microns . The rate is inclusive of material ,transportation up to the site of work including ,labour, machinery as required etc. complete . All three coats shall be of distinctive colour as approved be Engineer incharge. |
| 20 | 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 color RAL5017/5005 suitable for drinking water. The flanges shall be Drilled as per IS: 1538. etc complete TYPE P.N. 1.6 (Class A). Nominal Diameter in mm |
| 21 | 100 mm |
| 22 | 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 |
| 23 | Nominal diamter in mm. |
| 24 | 100 mm |
| 25 | 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 II & III. |
| 26 | Nominal diamter in mm. |
| 27 | 400 mm |
| 28 | Manual cutting of C.I. Pipes with a steel saw/ hacksaw, by cutting the pipe vertically in two pieces including the cost of labour, tools etc complete as per the direction of Engineer incharge. Dia in mm |
| 29 | 400 mm |
| 30 | Pump open & fitting |
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