Construction of Rain water harvesting Tank to the Govt. building at Chetlath and Bitra. Police station Chetlath, APJAKMGSSS Chetlath, Helipad Chetlath, Port control tower Chetlath, police outpost Bitra, Govt. SB School Bitra

Amount

Surface dressing of the ground including removing vegetation and in-equalities not exceeding 15 cm deep and disposal of rubbish, lead up to 50 m and lift up to 1.5 m. All kinds of soil

Earth work excavation in foundation trenches or drains not exceeding 1.5m in width or 10 sq.m on plan including dressing of sides and ramming of bottoms, lift up to 1.5m including getting out the excavated soil and disposal of surplus excavated soil as directed within a lead of 50 m. All kind of soil

Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc layers not exceeding 20cm plinth, sides of foundations etc layers not exceeding 20cm and watering lead up to 50 mtr and lift up to 1.5 metres

Providing and laying cement concrete 1:4:8(1 cement 4 M-sand 8 granit chips) excluding the cost of centering and shuttering and reinforcement for foundation and plinth

Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level : 1:1.5:3 (1 cement : 1.5 coarse sand (zone-III) derived from natural sources : 3 graded stone aggregate 20 mm nominal size de rived from natural sources)

Reinforced cement concrete work in walls (any thickness), including attached pilasters, buttresses, plinth and string courses, fillets, columns, pillars, piers, abutments, posts and struts etc. above plinth level up to floor five level, excluding cost of centering, shuttering, finishing and reinforcement :1:1.5:3 (1 cement : 1.5 coarse sand(zone-III) derived from natu ral sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources)

Reinforced cement concrete work in beams, suspended floors, roofs having slope up to 15° landings, balconies, shelves, chajjas, lintels, bands, plain window sills, staircases and spiral stair cases above plinth level up to floor five level, excluding the cost of centering, shuttering, finishing and reinforcement with 1:1.5:3 (1 cement : 1.5 coarse sand(zone-III) derived from natural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources).

Centring and shuttering including strutting, propping etc.and removal of form for : Foundations, footings, bases of columns, etc. for mass concrete

Centring and shuttering including strutting, propping etc.and removal of form for walls (any thickness) including attached pillesters, buttresses etc

Centring and shuttering including strutting, propping etc.and removal of form for Suspended floors, roofs, landings, balconies and access platform

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level. Hot rolled deformed bars

Brick work with common burnt clay modular bricks of class designation 7.5 in foundation and plinth in: Cement Mortar 1:6 (1 cement : 6 coarse sand).

6 mm cement plaster of mix :1:3 (1 cement : 3 fine sand)

12 mm cement plaster of mix :1:4 (1 cement: 4 fine sand)

12 mm cement plaster finished with a floating coat of neat cement of mix : 1:3 (1 cement: 3 fine sand)

15 mm cement plaster on the rough side of single or half brick wall of mix :1:6 (1 cement: 6 fine sand)

Finishing with Epoxy paint (two or more coats) at all locations prepared and applied as per manufacturer's specifications including appropriate priming coat, preparation of surface, etc. complete. On concrete work

Finishing walls with water proofing cement paint of required shade :New work (Two or more coats applied @ 3.84 kg/10 sqm)

Providing and placing on terrace (at all floor levels) polyethylene water storage tank, IS : 12701 marked, with cover and suitable locking arrangement and making necessary holes for inlet, outlet and overflow pipes but without fittings and the base support for tank.

Supplying and fixing C.I. cover without frame for manholes : 455x610 mm rectangular C.I. cover (light duty) the weight of the cover to be not less than 23 kg

Providing and fixing nominal guage PVC pipe of approved qualitycompleat with special flange compression type fittings including trenching and refilling etc. External work

50 mm nominal bore

90 mm nominal bore

110 mm nominal bore

Providing and fixing brass bib cock of approved quality :15 mm nominal bore

Providing and fixing PVC pipe half round eaves gutter with M.S brackets including bolts and nuts and necessary fitting as per approved brand and manufacture etc ..complete 200mm nominal bore (10kg /sqcm)

Providing and fixing filter chamber best quality PVC bucket of 20 Ltr capacity including filling required filtering materials such as granite chips, metal sand charcol etc… complete as direcred by enigneer in charge.

Providing and fixing rainy FL-500 self cleaning with dual intensity rainwater harvesting filter suitable for area up to 500 sqm of capasity 480 LPM, filter element 55- 304 screen, mesh size 250 microns, inlet size 110 m, clean water outlet 90 mm, draing out let 110 mm, efficiency of filter above 90 %, source of power gravity etc compleate.

Mohammed Basheer Ahamed CH