Tiruppur Corporation_Maintenance and Special Rpair Works at A.parappalayam Middle School in Ward No.38

Amount

Fabricating supplying and fixing of Galvalume Colour Sheet of size 0.47mm with the following specification. The materials should be of PPGI tile profile with a red colour or any other approved design 0.47mm thick 24 gauge having width 1050mm. The sheet should be G.I base pre painted hot dipped galvanized iron sheet and to be fixed with shelf tapping screws and plastic washer. The washer and screws to be fixed by using minute power machine drilled without damaging the sheets paint coating to be regular modified polyester coat with zinc coating of Z 120 GSM paint thickness the finish should be terra cotta finish like Malabar Mangalore tiles finish optional matt finish. The sheet to be fixed with making suitable corrugated, cutting the sheet in to the required size and making ornamental designs as per the site condition and as directed by the departmental officers.

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.

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 1:4:8 [one cement, four M-sand and eight course aggregates] 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.

Supplying and erecting centering including necessary supports for the plane surfaces such as Drainage & Culvert Retaining walls etc., using mild steel sheets of size 90cm x 60cm and BG 10 stiffened with welded mild steel angles of size 25mm x 25mm x 3mm for boarding supported by casurina props of 10cm to 13cm dia spaced at suitable intervals etc., complete complying with standard specification.

Plain Cement concrete in 1:3:6 [one cement, three M-sand and six course aggregate] using 20mm 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.

Plastering with cement mortar 1:4 mix (one cement four P-sand), 20mm 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.

Brick work In CM 1:5 mix using best Second Class Table 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.

Supplying and fixing in position White glazed earthenware Oriya type INDIAN WATER CLOSET of size 580mm x 440mm of approved quality with 'P' (or) 'S' trap confirming to IS:2556 - Part XII with sand cushion and forming flooring around the closet using 40mm broken brick jelly in lime concrete 1:2:5 mix (one lime, two M-sand and five brick jelly) 100m thick and finishing the top to the required slope and including giving necessary connection to the cast iron soil pipes / PVC pipes by dismantling the brick masonry, reinforced concrete roof / floor slab and making good the disturbed portion to original condition without any leakage etc., complete complying with standard specification.

Paving the floor with 8mm thick Double Charged Vitrified Tiles in all floors over a base layer of cement mortar 1:3 [one cement and three M-sand] 20mm thick of walls and floors and pointed with the same colour 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.

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.

Plastering with cement mortar 1:4 mix (one cement four 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.

Wiring with 2x1.5sq.mm. PVC insulated SC unsheathed FRLS copper conductor of 1100V grade insuitable PVC rigid pipe concealed in wall and ceiling with PVC accessoires inflush with wall with 3mm thick hylum sheet cover with TW switch box and 5AFT switch and making good of the concealed portion with suitable colour for PVC concealed light/fan Point (for electronic regulator) (5 points per coil)

Supply and fixing of 20W 4 Feet LED Fitting with LED

30W LED Street Light Fitting with LED

Add G.S.T. @ 18%

S.R.P AND CO (BID ID -1482043)