Tender For Sinking Of 03 Nos. 200Mm × 150 Mm Size Production Well At Electrical Colony, 12D Colony & 40E Colony Of Rhep, Rengali For Drinking Water Supply., Rengali-Odisha
TDR : 53324382
Tender Notice
BOQ
6 Days Left
Rengali
Odisha
Tender For Sinking Of 03 Nos. 200Mm × 150 Mm Size Production Well At Electrical Colony, 12D Colony & 40E Colony Of Rhep, Rengali For Drinking Water Supply.
Name of Work:- Sinking Of 03 Nos. 200Mm × 150 Mm Size Production Well At Electrical Colony, 12D Colony & 40E Colony Of Rhep, Rengali For Drinking Water Supply.
Sl. No.
Item Description
1
Labour for drilling a perfectly vertical bore hole of specified dia for a specified depth below ground level through consolidated and unconsolidated rock with down the hole hammer drilling rigs or combination drillingrigs (1200cfm/300psi) as required to suit the site condition as per the direction of Engineer-in-charge including use of own rigs with its accessories, tools and plant and consumables etc. For lowering of 200mm dia PVC/GI pipes for housing fitted with socket and with or without well screen as per the necessity for soft, medium, hard and boulder formation (GI/PVC casing pipes if required to prevent collapse of over burden is to be provided by the contractor including lowering and withdrawing after completion of the tube well).
2
Lowering the following size G.I/PVC pipes with or without slotted pipes as per the necessity from ground level and fitted and fixed up in perfectly vertical position, including cutting and threading pipe and slotted pipe and supplying and fixing all jointing materials, tools and plant etc. complete and keeping the top of the casing pipe threaded including plugging tube wells to prevent entry of foreign materials from above.
3
Cleaning and developing the tube well using their own compressor continuously worked till clear and adequate discharge is obtained from the tube well including supply and use of all necessary equipment and labour as per the direction of Engineer-in-Charge.
4
Supply of P.V.C (ASTM) casing pipes of schedule 80 of 200mm nominal diameter having 12.434 kg weight per running metre for potable water supplies as per Standard-D-1785/89. Please Enable Macros to View BoQ information
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