Melakottaiyur_2023

Amount

Earthwork excavation for foundation in all soils and sub soils to full depth as may be directed except in hard rock requiring blasting inclusive of shoring shuttering, baling out water wherever necessary, refilling the foundation with excavated earth and depositing the surplus earth within compound in places shown by the departmental officers with an initial lead of 10 metre and initial lift of 2 metre and clearing and leveling the site etc., complete complying with standard specification and as directed by the departmental officers.

Earthwork Open excavation in all soils and sub soils to full depth as may be directed except in hard rock requiring blasting inclusive of shoring shuttering, baling out water wherever necessary refilling the foundation with excavated earth other than sandy soil in layers of not more than 15 cm thick layers well rammed and depositing the surplus earth within compound in places shown by the departmental officers with an initial lead of 10 metre and initial lift of 2 metre and clearing and leveling the site etc., complete complying with standard specification and as directed by the departmental officers.

Supplying and Filling in foundation and basement with filling M sand in layers of not more than 15cm thick well rammed watered and consolidated etc., complete complying with standard specification and as directed by the departmental officers.

Cement concrete 1:5:10 (one cement, five M-sand and ten aggregate) using 40mm gauge hard broken blue granite stone jelly for foundation, basement and flooring including dewatering if found necessary and laid in layers of not more than 15cm thick and compacted etc., complete complying with standard specification and as directed by the departmental officers.

Supplying and erecting steel centering including necessary supports for plane surfaces for Reinforced Cement Concrete works such as column footings, column pedestals, plinth beams, grade beams, staircase steps, etc. which require only nominal strutting using mild steel sheets of size 90cm x 60cm and 10 BG stiffened with welded mild steel angles of size 25mm x 25mm x 3 mm for boarding, laid over silver oak joists of size 10cm x 6.5cm spaced at about 75cm centre to centre or at suitable intervals etc. complete in all floors complying with standard specifcation. (Payment for centering shall be given after the concrete is laid) For column footing plinth beam etc.

Supplying and erecting steel centering including necessary supports for plane surfaces, for all RCC works including strutting upto 3.29m in all floors using mild steel shutters of size 90cmx60cm of BG 10 stiffened with mild steel angles of size 25mmx 25mmx3mm laid over silver oak (Country wood) Joists of size 10cmx6.5cm spaced at about 90cm c/c and supported by casurina props of 10cm to 13cm dia. (spaced at 75cm c/c) etc., complete complying with standard specification and as directed by the departmental officers. (The centering will be removed after specified period of concrete without damaging the concrete)

For plain surface such as RCC floor slab, roof slab, beam litels bed blocks, landing slab, waist slabs and beams, etc.,

For plain surface such as rectangular or square RCC columns, sunshdes, top and bottom slab of RCC, etc.,

For plane surface such as Vertical surfaces such as sunshade, boxing vertical drops, facia for sunshade and other vertical walls etc.,

Providing and laying in position, Standardised Concrete Mix M-25 Grade in accardance with IS 456-2000 using 20mm and down graded Hard broken Granite stone jelly for all RCC items of works with minimum cement content of 350 Kg/m3 and maximum water cement ratio of 0.50, including admixture ( plastciser/ super plasticiser ) in recommanded proportions as per IS 9103 to accelerate, retard setting of concrete, improve workability withiut impairing strength and durability with about ( 5.0 cu.m ) 7730 Kg. of 20mm machine crushed stone jelly and with about ( 3.30 cu.m) 5156 Kg. of 10-12mm machine crushed stone jelly with about ( 4.79 cu. m) 7670 Kg. of M sand, but cxcluding cost of reinforcement grill and fabricating charges, centering and shuttering and also including laying, vibrating with machanical vibrators, finishing,curing etc; and providing fixures like fan clamps in RCC floor/roof slab wher ever necessary without claiming extra, etc., complete complying with standard specifications and as directed by the Departmental officers. The coarse and fine aggregates to be used should comply with the requirements of IS standards. ( No separate payment will be made by the Department for the excess usage of materials)

For Foundation & Basement

Supplying, fabricating and placing in position of steel reinforcement using MS (or) RTS rods for all RCC item of works including cost of steel and binding wire in all floors etc., complete complying with standard specification and as directed by the departmental officers.

Brick work in cement mortar 1:6 (one cement and six M sand) using Fly Ash bricks of size 230×110×70mm including curing etc., complete complying with standard specification and as directed by the department officers. (Masonry projections wherever necessary for obtaining required elevation shall be done without extra cost).

For Foundation & Basement

Plastering with cement mortar 1:5 (one cement and five p-sand) 12mm thick mixed with Bonding agent Cebex112, Zydex- Zycrete 2X or other Equalent compound conforming to BIS at 200 ml of one cement bag (50kg) for increased workablity and air entrainment used finishing in all floors using fine P sand including neat finishing, curing, etc., complete complying with standard specification and as directed by the department officers.

Plastering with cement mortar 1:5 (one cement and five p-sand) 20mm thick mixed with Bonding agent Cebex112, Zydex- Zycrete 2X or other Equalent compound conforming to BIS at 200 ml of one cement bag (50kg) for increased workablity and air entrainment used finishing in all floors using fine P sand including neat finishing, curing, etc., complete complying with standard specification and as directed by the department officers.

Supplying and laying of 63 mm thick high strength type of interlocking rubber moulded hydraulic pressed paver block of approved colour made up of designed concrete mix 1:1:2 using 10 to 12mm size HBG stone jelly in required shapes and sizes having minimum compressive strength of 40 N/mm2 to be laid in flurrying bone pattern with approved non sticking surface at top. The rate is inclusive of levelling the site, compacting with power compactor and sweeping the sand grouting and also inclusive of transportation charges, loading, unloading and labour charges for laying the paver block, etc. complete and as directed by the departmental officers

Painting the exterior walls surface two coats of best and approved first quality and colour of Exterior emulsion paint in all floors over one coat of primer including preparation of surface, wall putty two coats with good quality including cost of wall putty , emmary sheet, plates, etc. and including labour charges for rubbing the wall scrapping putty pasting works and making good smooth surface and finishing neatly etc., . complying with standard specification and as directed by the departmental officers etc. complete. ( The make, quality and colour of paint should be got approved by the departmental officer before use of work)

Sub Total

S.MOHAN