Maintenance and Repairing of DI UPVC pipeline, construction of sluice valve chamber of existing DTW Schemes GWR Schemes at different location within DWS Sub-Division Hezamara during the year 2025-2026

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 kind of soils.

Supplying and filling in plinth, under floor, foundations etc. with sand (fine) from local quarry with all lifts including spreading in horizontal layers, watering, grading to required slope, ramming, consolidating and compacting each layer by using plate compactor or by any suitable method complete.

Providing and laying in position cement concrete of specified grade excluding the cost of centring and shuttering - All work up to Plinth level i) 1:3:6( 1 Cement: 3 fine sand : 6 graded well burnt brick aggregate 20 mm nominal size)

First class brick work in foundation and plinth including cost of all materials as required complete:- i) In cement mortar 1:4 ( 1 cement : 4 fine sand ). For Sluice Valve Pith

12 mm cement plaster of mix. i). Cement mortar 1:4(1 cement:4 fine sand) For Sluice Valve Pith

Centering shuttering including struttings, propping etc. and removal of form work for:

i) Suspended floors, roofs, landings, balconies and access platform with timber planks

Reinforced cement concrete work in beams, suspended floors, roofs having slope upto 15° landings, balconies, shelves, chajjas, lintels, bands, plain window sills, staircases and spiral stair cases upto floor five level excluding the cost of centring, shuttering, finishing and reinforcement-1:2:4 ( 1 Cement: 2 fine sand : 4 graded well burnt brick aggregate 20 mm nominal size)

Reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete above plinth level. i) Thermo-Mechanically Treated bars of grade Fe-500D or more

Excavating trenches of required width for pipes, cables etc. in/c exacavation for sockets, dressing of sides where required, ramming of bottoms, depth upto 1500mm (slope-1 in 200) in/c getting out the excavated soil & backfilling of soil as required after laying of pipeline, in layers not exceeding 200mm in depth in/c consolidating each deposited layer by ramming, watering etc. & disposing of surplus excavated soil with all required leads as per Chapter-2 of CPWD specification & direction of the Eng-in-charge. For G.I. / C.I. / D.I. pipes in new work ii. For pipes exceeding 90 mm dia but not exceeding 300 mm dia