Drainage, Road Drainage and Collection Pit A - EXCAVATION:

Transcription

1 57 Drainage, Road Drainage and Collection Pit SCHEDULE OF QUANTITY Sl.N o. 1 Particulars Qty Unit Rate Amount A - EXCAVATION: Earth work in EXCAVATION IN FOUNDATION TRENCHES IN ALL KIND OF SOIL including dressing of sides and ramming of bottoms, including getting out the excavated soil and storing of surplus excavatedmsoil as directed, with in a lead of 50M and lift from formed level,ground level or existing level whichever is the least.foundation including rate of refilling the trenches excavated( wherever applicable) drainage 1020 collection pit 36 TOTAL 1056 CUM 2 SBC improving measures : Providing 40mm metal heavily rammed in layers,for improving Soil bearing capacity, with sand/quarry dust and water so as to inforce metal in to sand quarry dust mix.the process continous untill the 40mm metal will not pierce further (thickness of layer 20 cm). RO sqm NO TE CONCRETE WORK Unless otherwise specified the following will apply for all items of plain and reinforced cement concrete. Rates applied is inclusive of the following but excluding cost of reinforcements and inserts like bolts, plates, sleeves, pipes etc. a b c d e f g h All form work, drip moulds, centering and shuttering. Shuttering shall be steel or plywood as directed. Adequate protection to edges and corners from damage during construction. Work either straight, curved, plain, tapered, circular, sloping or grid pattern for beams and Keeping slabs. the work watered for atleast 21 days after casting. Roughing/hacking concrete surface where required after removing of centering or shuttering to receive plaster. Building and placing in position any insert supplied. Machine mixing and consolidation using vibrators of approved type. Coarse sand shall be used for concrete work.

2 58 i j k l The Contractors are particularly advised to study relevant drawings carefully before quoting. All concrete used for reinforced concrete work (structural concrete) shall be of design mix m Minimum cement content for 43 grade controlled concrete shall be as follows :- b) M Kg c) M Kg d) M Kg e) M Kg f) M Kg n The Contractor shall maintain at site a cube testing machine in good working order, calibrated sieves, slump cone, o p q r s Coarse aggregate shall be crusher broken granite, basalt or trap of sizes specified. The Contractors shall submit drawings showing the scheme of formwork (shuttering) for beams and slabs etc., and this shall be obligatory. graduated cylinder, weighing scale etc.,complete for material testing. Testing may be required to be done by an external agency from time to time at the discretion of the Structural Engineer. Rate shall be inclusing taking cube strength of concrete as per relavent IS specification (ie; 6 cubes for every 30cum of concrete) A qualified mechanic shall always be available during working hours for maintenance of weigh batching machines, mixers and vibrators. Work on all floors at all levels. The Contractor has to provide Epoxy/Tapecrete on cold joints without extra coat. Resin coated waterproof plywood shuttering for column, beam bottom, staircase, shall be used. Cover blocks of RCC works shall be Nylon or PVC. t 3 Rate are inclusive of tarpaulin/covering sheets to protect the concrete works from rain. Supply, mix, place in position, consolidate and cure plain cement concrete including preparing the surface to receive concrete with necessary centering / shuttering / formwork wherever required, laid to slope as indicated, complete as per directions of the Architect and detailed specifications for the following items : Providing and laying in position cement concrete of specified grade including the cost of centering and shuttering for all works up to below foundation and drainage bed but excluding cost of cement 1:4:8 (1 cement: 4 coarse sand: 8 graded stone aggregate 40 mm nominal size) drainage 115 CUM

3 59 4 Providing and laying cement concrete conforming to specified grade (IS ) with 20mm and down size graded aggregate of granite as per specifications, excluding cost of reinforcement and cement, but including providing rigid water tight centering and shuttering fixed in position, compacting with vibrators, curing etc., including labour for careful removal of formwork supports, scaffolding, hacking the exposed surface to receive plaster wherever necessary etc., complete as per drawings and specifications for the following items of work :for mix M20 cover slab - for drainage 22 collection pit 1.14 TOTAL cum 5 Providing and fixing steel reinforcement. of Fe415(TMT) Rate shall be excluding cost of reinforcement but shall be included labour charges for cutting, bending, cranking, fabricating and tying in position steel bars conforming to IS 434 and IS 1786 for RCC works including cost of soft drawn annealed binding wire of not less than 20 gauge, mortar coverblocks of required thickness, all leads, lifting and handling charges, cost of tools, tackle, scaffolding, wastages, rolling margins, chairs, hooked ends etc., complete as per specifications, drawings and directions of the consultants Reinforcement of RCC work bent tied and placed in position using Fe 415-TMT of cover slab for drainage collection pit 0.1 TOTAL 2.01 MT STONE WORK 6 RANDOM RUBBLE MASONRY IN CM 1:8 (1 cement: 8 coarse sand) with hard stone in Foundation and plinth but excluding cost of cement R.R Masonry foundation for drainage 620 collection pit 27 2

4 TOTAL 647 CUM 60 NO TE : Unless otherwise specified, rates quoted for all items shall include the following :- a Hacking or scarifying concrete surface to be plastered or rendered. b Preparation of surfaces by raking out joints, wetting the surface etc. c d Providing drip moulds as size mentioned wherever necessary.( 40 x 15 ) e f g h i k 7 Providing grooves at the junction of masonry and concrete members wherever different materials are connected and also wherever necessary. Washing floors, cleaning glass and levelling premises clean and tidy. Curing with water for a minimum period of 14 days. Finishing of chasing/grooving etc., done by other agencies using necessary expanded metal plaster mesh. Necessary scaffolding, ladder, platform etc., for any height and depth. Work at all heights and depths. Rate to include providing Arpitha or equivalent make expanded metal plaster mesh of required width for Masonry and RCC joints Providing 12mm thick cement plaster 1:6 (1 cement:6 fine sand) finished with a floating of thick coat as per detailed specifications for:( excluding the cost of cement) CM 1:6 (Fine Sand), 12mm thick and sand face finish 8 Providing and laying non pressure NP2 class (lite duty ) RCC pipe 600 mm dia with collars jointed with stiff mixture of cement mortar in the proportion of 1:2 including testing of joints etc complete 1200 SQM 20 RM

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