Tiruppur Corporation_Construction of Toilet and Dining Shed at Peiryar Colony Corporation Middle School Premises in ward No 14

Amount

Earthwork excavation for foundation in all soils and sub soils except in hard rock requiring blasting and depositing on bank with initial lead of 10m and initial lift of 2m inclusive of shoring, shuttering, bailing out water wherever necessary, refilling the foundation with excavated earth other than sandy soil in layers of not more than 150mm thick layers well rammed and depositing the surplus earth within the compound in place shown by the departmental officers and clearing and levelling the site etc,. complete.

Plain Cement concrete in 1:5:10 [one cement, five M-sand and ten course aggregate] using 40mm size Hard Broken/Machine crushed Granite Stone Jelly including dewatering if found necessary and laid in layers of not more than 15cm thick and compacted etc., complete complying with standard specification.

Brick work In CM 1:5 mix using best Second Class Ground Moulded Chamber Burnt Bricks 9"x4½"x3" having 350 kg/cm² compressive strength and 15% or less water absorbent in the period of 24hours immersement and confirming to ISI specifications including finishing, curing etc., complete complying with standard specification. (For superstructure in Ground Floor)

Filling in foundation and basement with excavated earth (or) soil in layers of not more than 15cm thick well rammed, watered and compacted etc., complete complying with standard specification.

Supplying and erecting centering for soffits of plane surfaces like RCC Slabs, Lintels, Sunshades, Square Columns, Staircase waists, Beams etc., including strutting 3m high using mild steel sheets of size 90cm x 60cm and BG 10 stiffened with M.S angles of size 25mm x 25mm x 3mm laid over silver Oak (C.W) joists of size 10cm x 6.5cm (spaced at about 90cm c/c) and supported by casurina props of 10cm to 13cm dia (spaced of 75cm c/c) etc., complete complying with standard specification.

Supplying, fabricating and placing in position of Steel Reinforcement using Mild Steel or Ribbed Tor steel bars for reinforcement to all RCC works as per the design given including cost of steel and binding wire also in all floors etc., complete complying with standard specification.

Providing and laying in position standardised concrete mix M-20 Grade in accordance with IS 456-2000 using 20mm and down graded hard broken jelly for all RCC items of works with minimum cement content of 3250kg/10cum and maximum water cement ratio of 0.50 including admixture (Plasticiser / super plasticiser) in recommended proportions as per IS 9103 to accelerate, related setting of concrete, improve workability without impairing strength and durability with about (5.0cum) 7730kg of 20mm machine crushed stone jelly and with about (3.30cm) 5156kg of 10-12mm machine crushed stone jelly and with about (4.79cum) 7760kg of M-Sand, but 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 without claiming extra cost etc., complete complying with standard specification and directed by the departmental officers. The Coarse and fine aggregates to be used should comply with the requirements of IS standards.

Supplying and fixing in position White / Colour Glazed Model Floor Mounted European Water Closet of best quality and approved make with 100mm “P” or “S” trap connecting with CI pipe of 100mm dia / PVC pipe of 110mm dia, double flapped rigid PVC black seat and seat cover with CP brass hinges including cost of white cement, cement for packing, spun yarn, teak wood plugs, brass screws, etc., including supplying and fixing 10 litres capacity PVC / 12.5 litres capacity porcelin low level flushing tank with a pair of CI brackets, etc., complete with all fittings, such as, 15mm brass ball valve with polythene float with brass handle, union coupling connected by means of 40mm white PVC flush hand using indian adopter joint including all internal fittings, such as, 15mm bras connections, 15mm GM wheel valve, 15mm brass nipple (2 Nos.), 15mm nylon connection, TW plugs, screws and also giving necessary connection to the PVC pipe and painting the CI brackets with 2 coats of approved paint over one coat of red oxide primer, dismantling the masonry and re-doing the dismantled masonry to original condition, etc., complete complying with standard specifications. (The EWC and flushing tank with all accessories should be got approved by the Executive Engineer before use on works)

Supply and fixing in position of 50mm thick RCC Jolly made in RCC 1:2:4 mix using 20mm size Hard Broken/Machine crushed Granite Stone Jelly including cost of moulding and excluding cost of steel reinforcement etc., complete as per standard specification.

Paving the floor with 8mm thick Joint free Rectified Glazed Ceramic Flooring Tiles of all colours in all floors over a base layer of cement mortar 1:3 [one cement and three M-sand] 20mm thick laid in-situ and pointed with the same coloured cement neatly, including polishing with electric polishers to a high degree so as to make it perfectly smooth and showing etc., complete complying with standard specification.

Dadooing the walls with Colour Designed glazed tiles of size 300mm x 200mm x 6mm of approved make and quality in cement mortar 1:2 mix [one cement and two M-sand] over 10mm base layer plastering and pointing with white cement neatly etc., complete as per standard specification.

Supply and fixing Solid PVC door shutters with frame using 19 Gauge 19mm MS square tubes for styles and outer frames. 15mm MS square tubes for top, lock and bottom rails. The steel tubes shall be covered with 5mm thick solid PVC sheets. Shutter using 5mm thick solid PVC sheets for panelling shall rigidly fixed in position including necessary furniture and fittings. The over all size of styles shall be 50mm x 30mm. The over all size of top rail, Lock rail and bottom rail shall be 75mm x 30mm. The over all size of frames shall be 50mm x 45mm with suitable rebate for housing the shutter etc., complete complying with standard specification.

Supplying and fixing in position of 110mm x 75mm PVC Nahini / Floor Trap with PVC Grating with best stainless steel gratings of approved brand and quality and finished with cement mortar 1:3 [one cement and three M-sand] including dismantling masonry works wherever found necessary and making good the damaged portions to the original condition and giving connection to the cast iron pipe as directed etc., complete complying with standard specification.

Ceiling Plastering with cement mortar 1:3 mix (one cement three P-sand), 10mm thick in all floors for RCC slabs, Beams, Sunshades including packing, providing cement mortar beading for sunshades, staircase steps, landing slabs etc., as directed by the departmental officers etc., complete complying with standard specifications.

Plastering with cement mortar 1:5 mix (one cement five P-sand), 12mm thick in all floors using clean screened M-Sand and including cost of curing for fifteen days from the completion of the work and surface should free from undulations and including the cost of preparing the surface for plastering and protecting from other damages till setting of mortar etc., complete complying with standard specification.

Painting two coats with approved Cement Paint over cement plastered wall surface, ceiling and other new surface including cleaning, preparing the surface and curing etc., complete as per standard specification.

Supplying, fabricating, erecting structural steel work for roofing welded or bolted type using MS channels, angles, plates and round bars etc., conforming to IS specification including primer coating and enamel painting as per design given by the departmental officers etc., complete as per standard specification.

Roofing with Galvanised Corrugated Iron Sheet of 0.8mm thickness (22 Gauge) using 20mm x 6mm G.I bolts and nuts and limpet washers, hook bolts and nuts (of size required) and washers or screws, wooden battens, 50mm x 6mm iron wind ties and white lead etc., complete as per standard specification.

Add G.S.T. @ 18%

Meena Construction (BID ID -1261967)