Repairing and Maintenance of Pump House at Kalanchi-I State Owned Major RLI scheme Under Gaighata Block under Bongaon-I (A-M) Sub-Division under Barasat (A-M) Division

Stripping off worn out plaster and raking out joints of walls, celings etc. upto any height and in any floor including removing rubbish within a lead of 75m as directed

Dismantling artificial stone flooring upto 50 mm thick by carefully chiselling without damaging the base and removing rubbish as directed within a lead of 75m (a) Ground floor including roof

Taking out carefully G.C.I. or C.I. or asbestos sheets (including ridges etc.) from roof or wall after unscrewing bolts, nuts, screws etc.and stacking the material at site as directed.

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. Lead upto 75 M

Earth work in filling in foundation trenches or plinth with good earth, in layers not exceeding 150 mm. including watering and ramming etc. layer by layer complete. (Payment to be made on the basis of measurement of finished quality of work). C) (ii) With carried earth arranged by the contractor within a radius of 3 km. including cos of carried earth.

Filling in foundation or plinth by silver sand in layers not exceeding 150 mm. as directed and consolidating same by thorough saturation with water ramming complete, including the cost of supply of sand. (Payment to be made on measurement of finished quantity)

Single brick flat soling of picked Jhama bricks including ramming and dressing bed to proper level and filling joints with powdered earth or local sand.

Ordinary Cement concrete (mix 1:2:4) with graded stone chips (20mm nominal size) excluding shuttering and reinforcement,if any, in gound floor as per relevant IS codes. A) Pakur variety

Brick work in cement mortar (1 : 6) with first class bricks including racking out joints, scaffolding and other incidental works etc. complete. (b) Superstructure,Ground floor

M.S. structural works with hollow sections (square or rectangular shape) conforming to IS: 806-1968 & IS:1161-1998) connected to one another with bracket, gusset, cleat as per design, drawing & direction of Engineer-in-Charge complete including cutting to requisite shape & size, fabrication including metal arc welding conforming to IS: 816-1969 & IS: 9595 using electrodes of approved make and brand conforming to IS:814- 2004, haulage, hoisting and erection all complete. The rate includes the cost of all M.S. Hollow section, all consumables such as electrodes, gas and hire charges of all tools and plants and labour reqired for execution and all incidental chages (such as electricity, labour insurance) etc. complete. i) For roof truss works a) Span up to 12 Mtr

Supplying, fitting & fixing Zn-Al alloy (55% Al & 45% Zn) coating of 150 grams per sq. metre (followed by colour coated on both side) steel sheet work having minimum yield strength of 550 Mpa of trapizoidal profile of approved make (excluding the supporting frame work) fitted and fixed with 55 mm & 25 mm self tapping screw, EPDM Washer 16 mm dia & 3 mm th. washer etc. complete with 150 mm end lap and one corrugation minimum side lap. (Payment to be made on area of finished work).

Drilling holes of requisite diameter in R.S. joists channels, tees.Plates etc. (a) (I) Dia. Upto 12mm and depth upto 10 mm.

Supplying, fitting, fixing in position netting with PVC Coated Crinkle mesh of approved colour with wooden or steel or concrete frame work including cost of galvanised bolts, nuts, screws, nails, spacers, shape welding etc complete but excluding the cost of supporting frame works, battens etc. (c) 50 mm. x 50 mm. x 8 g.

Aluminium sheet ridging fitted with self tapping screws, EPDM washers etc complete.(Minimum 225mm end lapping). (A) 300 mm lapping each way (b) With 0.91 mm sheet.

Supplying, fitting & fixing of M.S. Flat Bar 40 mm x 6 mm for straighteningn the B.R.C. net including etc.

Supplying, fitting & fixing Bolts with Nuts & Washers. (i) 10 to 16 mm dia (a) Length upto 75 mm b) Above area 2.5 Sq.m

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 (1:6) cement mortar b) 20 mm thick plaster

c) 15 mm .thick plaster. With 1:6 cement mortar

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

Artificial stone in floor, dado, staircase etc with cement concrete (1:2:4) with stone chips, laid in panels as directed with topping made with ordinary or white cement (as necessary) and marble dust in proportion (1:2) including smooth finishing and rounding off corners including raking out joints or roughening of concrete surface and application of cement slurry before flooring works using cement @ 1.75 kg/sq.m all complete including all materials and labour. In ground floor. 3 mm. thick topping (High polishing grinding on this item is not permitted with ordinary cement). Using grey cement (a) 25 mm. thick

MS works in framed grating of window etc made of round or square bars and frame works or MS flats (with bars securely fixed to the flat bar frame ) with or without intermediate flatbar stiffener and fixed with necessary screws etc etc complete as directed. In ground floor.

Supplying 1.5 mm thick ms sheet fitted and fixed on one or both faces of M.S/W.I gate etc with point welding at not more than 150 mm apart complete in all respect as per design including cost of all labour and materials.

(a) M.S.or W.I. Ornamental grill of approved design joints continuously welded with M.S W.I. Flats and bars of windows, railing etc fitted and fixed with necessary screws and lugs in ground floor. i) Grill weighing above 10 Kg./sq.mtr and up to 16 Kg./sq. mtr.

(a) Cost of Doors (6'-0'' x 3'-0'') by point welding with B.R.C. net (75 mm x 25 mm x 10 SWG), 50 mm x 6 mm M.S. flat bar, 6'' hings 4 pcs. 10'' hasp bolts - 2 nos. Etc . Complete as per direction of the Engineer in-charge.

Locking arrangement for Jail type doors including supplying fitting and fixing in position complete as per approved design.

White washing including cleaning and smoothening surface thoroughly. All floors: (c) Three coats (on new works only).

Colour washing with "ELLA" with a coat of white wash priming including cleaning and smoothening surface thoroughly : ii) External surface (ground floor) (b) Two coats

b) Priming one coat on steel or other metal surface with synthetic oil bound primer of approved quality including smoothening surfaces by sand papering etc.

(A) Painting with best quality synthetic enamel paint of approved make and brand including smoothening surface by sand papering etc. including using of approved putty etc. pn the surface, if necessary : (b) On steel or other metal surface:With Super gloss ( hi-gloss) iv) Two coats (with any shade except white).

Extra Carriage 4% (except item no. 1,2,3,4,5,6,11,13,16 & 21)

Add GST @18% (Item No.1 to 29)

Add Cess @1% (Item No.1 to 30)

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