Water Supply Scheme at Amarpur Sub-Division Hospital/SH-Quality improvement of Water Supply Scheme by means of construction of 1 (One) No. 7500 GPH capacity Package Type Iron Removal Plants (IRP) attached to existing Deep Tube Well complete at Amar

Providing, installation and commissioning of package type Iron Removal Plant comprising of Iron Removal Filter of dual media filter with anthracite coal, filter gravel, polypropelene double hexagonal nut strainer etc., mixing chamber for coagulants like sodium alluminates etc., oxidation chamber with manganese dioxide , metering pump for coagulant dosing, air compressor of suitable capacity with motor, back washing arrangements, disinfection with sodium hypochlorite solution through metering pump, all necessary pipes for raw water collection, inter connecting all the chambers, delivery outlet of 150 mm dia alongwith all related civil, mechanical and Electrical works etc. complete as per approved drawing, process flow, technical specification and direction of the Engineer - in - charge. A) 7500 G.P.H. capacity

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. a) All Kinds of Soil

Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift upto 1.5 m. A)All kinds of soil

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 centering and shuttering. a) All work upto plinth livel i) 1:2:4 ( 1 Cement: 2 fine sand : 4 graded well burnt brick aggregate 20 mm nominal size)

ii) 1 : 3 : 6 ( 1 cement : 3 fine sand : 6 graded well burnt brick aggregate 20 mm nominal size)

iii) 1 : 4 : 8 ( 1 cement : 4 fine sand : 8 graded well burnt brick aggregate 40 mm nominal size)

Centering shuttering including struttings, propping etc. and removal of form work for: i) Foundations, footings, bases for columns

ii) Columns, piers, abutments, pillaras, posts and struts

Providing and laying in position specified grade of reinforced cement concrete excluding the cost of centring, shuttering, finishing and reinforcement- All work upto plinth level: i) 1:2:4 ( 1 Cement: 2 fine sand : 4 graded well burnt brick aggregate 20 mm nominal size

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- i) 1:2:4 ( 1 Cement: 2 fine sand : 4 graded well burnt brick aggregate 20 mm nominal size

Centering shuttering including struttings, propping etc. and removal of form work for: i) Lintels, beams, plinth beams, girders, bressumers and cantilevers with wooden plank

ii) Weather shade, Chajjas, corbels etc., including edges.

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

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 )

Half brick masonry work with first class bricks in foundation and plinth including cost of all materials as required complete:- i) In Cement mortar 1:4 ( 1 cement : 4 fine sand )

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

15 mm cement plaster on the rough side of single or half brick wall of mix i) Cement mortar 1:4 ( 1 cement : 4 fine sand )

Neat cement punning.

Providing structural steel work riveted, bolted or welded in built up sections, trusses and framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete as required

Providing and fixing hard drawn steel wire fabric of size 75 x25 mm mesh or other suitable size wire mesh to be fixed & firmly anchored to the concrete surface by means of "L" shaped mild steel shear key welded with existing reinforcement including the cost of materials, labour, tool & plants, as required and as per direction of the Engineer-in-charge.

Providing and fixing Marble stone in floors over 20 mm thick bed of cement mortar 1 : 4 ( 1 cement : 4 fine sand) jointed with ordinary cement slurry including pointing with white cement mixed with of matching shade,including rubbing and polishing etc. all complete as per direction of Engineer-in-charge. a)14 mm thick Marble stone i)Black Zebra marble

Providing and laying 1st class quality vitrified floor tiles in different sizes (thickness to be specified by the manufacturer) with water absorption less than 0.08% and conforming to IS: 15622 - 2017, of approved make, in all colours and shades, laid over 20mm thick cement mortar 1:4 (1 cement : 4 fine sand), jointing with grey cement slurry @ 3.3 kg/ sqm including grouting the joints with white cement and matching pigments etc. all complete as per direction of the Engineer-in-charge.

Providing and fixing 1st class quality ceramic glazed wall tiles conforming to IS : 15622 - 2017 (thickness to be specified by the manufacturer) of approved make in all colours, shades of any size as approved by Engineer-incharge in skirting, risers of steps and dados, laid over 12 mm thick bed of cement mortar 1 : 3 (1 cement : 3 fine sand) jointed with ordinary cement slurry including pointing with white cement mixed with pigment of matching shade etc. all complete as per direction of the Engineer in-charge.a)450 mm X 300 mm in all shades and design

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

Providing and laying S & S Centrifugally Cast ( Spun ) Ductile Iron Class K-7 Pipes conforming to IS : 8329 as per CPWD pecification and direction of the Engineer - in - charge. (i) 150 mm dia Ductile Iron Class K-7 pipes.

Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes, having thermal stability for hot & cold water supply including all CPVC plain & brass threaded fittings including fixing the pipe with clamps at 1.00 m spacing. This includes jointing of pipes & fittings with one step CPVC solvent cement and testing of joints complete as per direction of Engineer in Charge. Internal work - Exposed on wall i)40 mm dia

ii)25 mm dia

iii)20mm dia