Drilling and commissioning of 04 nos. Hand pump at Taljhari village under Rajmahal Area.

Amount

Item Description/ Heading

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm 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 directed, within a lead of 50 m. All kinds of soil.

Supplying and filling in plinth with sand under floors, including watering, ramming, consolidating and dressing complete.

Half brick masonry with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in foundations and plinth in :cement mortar 1:4 (1 cement : 4 coarse sand)

12 mm cement plaster finished with a floating coat of neat cement of mix :1:4 (1 cement: 4 fine sand)

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level :1:3:6 (1 Cement : 3 coarse sand (zone-III) derived from natural sources : 6 graded stone aggregate 20 mm nominal size derived from natural sources)

Cement concrete flooring 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate) finished with a floating coat of neat cement, including cement slurry, but excluding the cost of nosing of steps etc. complete. 40 mm thick with 20 mm nominal size stone aggregate

labour for boring tube well of required dia. By water jet system through any type of soil strata including hire and labour charges for boring pipes, scaffolding tools and plants as necessary and taking out them and lowering pipes, strainers, blind pipe etc. and fitting and fixing the same complete including bucket washing and other incidental works in the connection. The tybe well should have a minimum 50 mm gap in between the outside of the tubewell pipe and the bore. (d) For depth upto 150 metre for 50mm dia. tube well with top enlargement of 100mm dia.

Supplying high density polythene strainer of approved make with adapter conforming to I.S specifications. 50mm dia.

Supplying, fitting and fixing special hand pump no.6 of approved make (for 50mm or 40 mm dia. Tube well).

Washing and developing tube well with air compressor pump and engine for 8 hours continous pumping per day with necessary arrangements for testing the yield in Gallon per hour with "V" Notch including hire and labour charge for all tools & plants & scaffolding as required .

Supplying , fitting and fixing G.I pipes of TATA make for underground works with all necessary accessories, specials viz. soccket, bend , tee, union, cross elbow, nipply, , shot piece etc. including cost of all material, jointing materials cutting pipes, making threads, cutting trenches upto 1.5 metre below surface in all sorts of soil and refilling the same as directed with two coats of painting on G.I Pipes and specials with bituminous paint complete in all respect. (Payment will be made on the centre line measurements of total pipe line including all specials. No separate payment will be made for accesories, specials. Payment for painting will be made seperately)

Total impact of GST for the purpose of CTC

M/s Md Rafique Ansari (BID ID -1101129)

M/s Safat Ahmad (BID ID -1101223)