Public Works Department-PWD has published Tender For Urgent Shifting And Replacement Of 300Mm Dia Water Distribution Lines Near Vasco Police Station To Facilitate Construction Of Elevated Road Flyover Rob By National Highway. Submission Date for this Tender is 27-09-2023. Pipe Laying Tenders in vasco Goa. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 13-Sep-2023 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 27-09-2023 |
| Sl. No. | Item Description |
| 1 | Supplyingat store or at site of work cast iron specials for mechanicaland push on flexible joints as per IS:13382 - 1992including Sealing rubber gaskets (NR), CI compression glands and coated MS Nuts bolts. |
| 2 | Double socket 90 degree Bends. |
| 3 | Nominal Dia in mm |
| 4 | a) 300 |
| 5 | Double socket 45 degree Bends. |
| 6 | Nominal Dia in mm |
| 7 | a) 300 |
| 8 | Supplying cast iron fittings as perIS : 1538 -1993 including sealing rubber gasket (NR) CI Compression glands and coated MS Nuts bolts. |
| 9 | I) Mechanical CompressionCollar Coupling |
| 10 | a) 300 |
| 11 | 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 . |
| 12 | Nominal Diameter in mm |
| 13 | a) 300 |
| 14 | Earthwork in excavation by mechanical means (hydraulic excavator)/manual means in foundation pipeline trenches drain (not exceeding 1.5 m in widthor 10 sq.m. on plan) including dressing of sides and ramming of bottoms, lift upto 1.5 m including getting out the excavated soil and disposal of surplus excavated soil as directedwithin a lead of 50 m. |
| 15 | a) All types of Ordinary rock including all types of laterite rock, blasting prohibited |
| 16 | Conveying carefully from stack at site, 250m from both sides rolling and lowering in trenches, laying and jointing true toline and level and perfect linking of joints |
| 17 | a) Cast iron or Ductile iron or A.C. or S & S or flanged & PVC pipes. |
| 18 | Jointing of C.I/D.I pipes and specials with rubber gaskets (TYTON joints) SBR type including cleaning the socket and spigot ends with kerosene oil/below lamp and applying soft soap to socket and spigot ends before inserting for rubber gasket jacking and fixing in proper condition including cost of rubber gasket, oil, soft soap and hydraulic testing of jointing as per IS:3144-1985 |
| 19 | Nominal diameter in mm. |
| 20 | a) 300 |
| 21 | 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. |
| 22 | a) Double socketed specials such as bends, collar couplings,etc. |
| 23 | Nominal diameter in mm. |
| 24 | a) 300 |
| 25 | Cutting the bituminous road for laying the pipeline in trenches including labour, tools, etc. and disposing the excavated excess material from the trench to a distance of 1000 metres, including making level the trench surface by utilising the serviceable material to the level of the top surface of road,by compacting, watering ramming with rolling with road rollerafter completion of laying of pipe and refilling the trenches etc. complete as per the direction of engineer in charge. |
| 26 | By Mechanical Means: |
| 27 | District Road, State highway, National highway |
| 28 | Repairs and reinstatementto the road for trenches made by laying water supply pipeline, by removing the refilled material in the trenchfor thetotal depth of 0.42m and making good the road surface by providinglaying rolllingby road roller compactingfor laterite soling 30cm thick, two layer of full grout of 50mm thick each, tack coat and open graded premix carpet of 20mm thickness as per specificationsmentioned in item nos 14086, 14093, 14051 & 14068 of road GSR respectively, completeas per the direction of the engineer incharge. |
| 29 | District Road, State highway, National highway and roads of similar standards |
| 30 | 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 ofcentering,shuttering and finishing : |
| 31 | In retaining walls , return walls(any thk) including attached pilasters, columns, piers, abutments, pillars, posts, struts, buttresses, string or lacing courses, parapets, coping bed blocks, anchor blocks, plain window sills, fillets etc, upto floor five level. |
| 32 | Supplying and filling in plinth under floors, trenches including watering ramming consolidating, dressing, complete. |
| 33 | Sand |
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