Renovation of Structural facilities for Regulated Market at Yedapalli in Nilgiris District.

Amount

Earth work excavation for foundation in all soils and sub soils full depth as may be directed except in rock requiring blasting but inclusive of shoring and strutting and baling out water wherever necessary refilling the sides of foundation with excavated earth in layers of not more than 15cm thick well rammed, consolidated and depositing the surplus earth within the compound with an initial lead of 10m and lift of 2m in places shown by the departmental officers etc., complete complying with standard specification.

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

Cement concrete 1:4:8 (One cement, four M.sand and eight hard broken stone jelly) using 40mm gauge hard broken granite stone jelly for foundation including dewatering wherever necessary and laid in layers of not more than 15cm thick well rammed, consolidated and curing etc., complete complying with standard specification.

Supplying and filling of gravel by lorry in basement filling including conveyance loading and unloading charges and all other incidental charges filling, laying, watering and consolidation etc., complete as directed by the dept. officers and complying with standard specification.

Providing, laying, spreading and compacting graded stone aggregates to Wet mix Mecadam specification including premixing the material with water at OMC in mechanical mix plant carriage of mixed material by tipper to site, laying in uniform layer with paver in sub base / base course on well prepared surface and compacting with vibratory roller to achieve the desired density including cost of materials, labour charges, rentals for machinery, fuel and all other incidental charges etc., complete complying with standard specification.

Plain Cement Concrete 1:2:4 (one cement, two M.sand and four hard broken stone jelly) using 20mm jelly including laying, compacting, finishing and curing, etc., complete as per standard specifications 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 3mm for boarding, laid over silver oak joints 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 specification. (Payment for centering shall be given after the concrete is laid)

Supplying and erecting centering for sides and soffits including necessary supports and strutting upto 3.30M height for plane surfaces as detailed below in all floors with all cross bracings using Mild Steel sheets of size 90 x 60 cm and 10 BG stiffened with welded Mild Steel angle of size 25mm x 25mm x 3 mm for boarding laid over silver oak joints of size 10cm x 6.50 cm spaced at about 90 cm centre to centre and supported by casurina props of 10cm to 13 cm dia spaced at not more than 75 cm centre to centre etc., complete complying with the standard specification. (Payment for centering shall be given after the concrete is laid)

a) For Plane surfaces such as rectangular or Square RCC columns, sunshades, top and bottom slab of RCC boxing, etc.

Cement Concrete 1:1-1/2:3 (One cement, one and a half M.sand and three hard broken stone jelly) using 20mm gauge hard broken granite stone jelly for all RCC items of works excluding cost of reinforcement grill and fabricating charges centering and shuttering but including laying, vibrating with mechanical vibrators, finishing, curing, etc. and providing fixtures like fan clamps in the RCC floor / roof slabs wherever necessary and bearing surfaces of walls, beams etc., shall be finished smooth with Cement Mortar 1:3 (One cement and three M.sand) and kraft paper laid over it without claiming extra, etc., complete complying with standard specification and as directed by the departmental officers.

a) Foundation and Basement

b) For Ground Floor

Supplying, fabricating and placing in position Mild Steel / Ribbed Tor Steel grills for all RCC works as per design given including cost of steel and G.I. binding wire in all floors etc., complete complying with standard specification. (Contractor has to make his own arrangements for the supply of steel and binding wire)

Special ceiling plastering and finishing all the RCC exposed surface such as RCC slabs, sunshades, canopy, staircase steps, landing slab etc., with Cement Mortar 1:3 (One Cement and Three P.sand) 10mm thick including hacking the surfaces, providing cement mortar nosing, beading wherever necessary using the same mix as directed by the department officers etc., Complete complying with standard specification and as directed by the departmental officers.

Painting the walls with two coats with first quality Plastic Emulsion paint of approved colour over a priming coat including thorough scraping, clean removal of dirt. The rate includes cost of brushes,sand paper,plaster of parries,putty wherever required and neat finishing etc., complete complying with standard specification and as directed by the Departmental officer (The colour and quality should be got approved by the Executive Engineer before use)

Fabricating and supplying and erecting the required number of trusses with Structural steel members like angle iron M.S. Plates for all truss members including cleats to receive the purlins all cutting drilling holes welding and fixing of members with necessary bolts nuts anchor bolt of approved quality hoisting aligning and glazing the trusses in position as per plan. The rate should included the cost painting the members with one coat of red oxide primer of zinc chromite and 2 coats of enamel painting etc., complete complying with standard specification and as directed by the departmental officers.

Painting new iron works such as steel doors, windows, ventilators, grill work, steel post etc., with two coats of best approved first quality and colour synthetic enamel paint over the existing red oxide priming coat in all floors including cost of priming coat etc., complete complying with standard specification.

Vacum dewatering on freshly laid and thoroughly vibrated concrete surface to produce a homogeneous and smooth concrete surface. Suction mat shall be spread over the leveled fresh concrete surface and shall be connected by suction house to the vaccum pump for dewatering of surplus water in the concrete. After dewatering is complete, the concrete surface is trawled with minimum two passes to achieve a wear resistance concrete surface.

Providing Groove cutting in flooring concrete for 10mm width and 20mm depth and filling the groove with combination of Anabond Tuffseald 2G and bitumen tar including cost of all materials and labours etc., complete.

kadal constructions