DHUPGURI/APAS/BDO/NIT-010(3rd Call re tender)/2025-26 sl 3

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 tube well should have a minimum 50 mm gap in between the outside of the tubewell pipe and the bore. (a) For depth upto 150 metre. (i) 40 mm dia. boring etc.

Supplying, fitting and fixing PVC pipes for underground work of approved make of Schedule 80 (mediumduty)conforming to ASTMD 1785 and threaded to match with GI Pipes as per IS:1239 (Part-I). with all necessary accessories, specials viz. socket, bend, tee, union, cross, elbo, nipple, longscrew, reducing socket, reducing tee, short piece etc. fitted including cost of all materials ,jointing materials, cutting pipes, making threads, cutting trenches up to1.5metr ebelow surfacein all sorts of soil and refilling the same as directed complete in al lrespect. (Payment will bemade on the centre line measurement of the total pipe line including all specials No separate payment will be made for accessories, specials.) 40 mm (Dia)

Supplying high density polythene strainer of approved make with adapter conforming to I.S. specifications. (i) 40 mm dia.

Supplying, fitting and fixing in position G.I. pipes of TATA make for underground works with all necessary accessories,specials viz.socket, bend, tee, union, cross, elbow, nipple, short piece etc. including cost of all materials,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 measurement of the total pipe line including all specials No separate payment will be made for accessories, specials.Payment for painting will be made seperately) (i) 40 mm dia. (ii) Medium quality

Supplying, fitting and fixing plug of approved make conforming to I.S. specifications. (i) 40 mm

Supplying, fitting and fixing popular Maya pump no-6 or similar. (i) For 40 mm dia. tube well

Earth work in excavation of foundation trenches or drains, in all sorts of soil (including mixed soil but excluding laterite or sandstone) including removing, spreading or stacking the spoils within a lead of 75 m. as directed. The item includes necessary trimming the sides of trenches, levelling, dressing and ramming the bottom, bailing out water as required complete. (a) Depth of excavation not exceeding 1,500 mm.

Cement concrete with 30 mm down graded shingles excluding shuttering. N.B. Variety (b) 1:4:8 proportion

Cement concrete with 30 mm down graded shingles excluding shuttering. N.B. Variety (b) 1:3:6 proportion

125 mm. thick brick work with 1st class bricks in cement mortar (1:4) in ground floor.

Hire and labour charges for shuttering with centering and necessary staging upto 4 m using approved stout props and thick hard wood planks of approved thickness with required bracing for concrete slabs, beams and columns, lintels curved or straight including fitting, fixing and striking out after completion of works (upto roof of ground floor) (f) 25 mm to 30 mm shuttering without staging in foundation

Plaster (to wall, floor, ceiling etc.) with sand and cement mortar including rounding off or chamfering corners as directed and raking out joints including throating, nosing and drip course, scaffolding/staging where necessary (Ground floor).[Excluding cost of chipping over concrete surface] (i) With 1:4 cement mortar (c) 15 mm thick plaster

Neat cement punning about 1.5mm thick in wall,dado,window sill,floor etc. NOTE:Cement 0.152 cu.m per100 sq.m

Supply and fitting fixing readymade C.C. (1:2:4) Well ring of 750 mm internal dia, 50 mm thick & 300mm ht. ( as per market price)

50 mm th. R.C.C. Pit cover of 850 mm dia fitted & fixed comp. ( As per local marker price)

PVC Nahani Trap- 90 mm

Plain Tee 110 mm

Supply of UPVC pipes (B Type) & fittings conforming to IS-13592-1992 (A) (i) Single Socketed 3 Meter Length- 110 mm dia