Tiruppur Corporation_SCHOOL_MAINTENANCE _2024-25_6

Amount

Earthwork excavation in all soils and subsoils except hard rock requiring blasting with initial lead and lift as initial lead of 10.0 m and lift 0f 2.00 m including re-filling the sides of foundation in layer of 15cm. thick watering ramming depositing the surplus earth in the premises as directed by the departmental officers etc., complete complying with standard specification.

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.

Random rubble masonry in CM 1:5 [one cement and five M-sand] for foundation and basement using best new rough and bond stones including simultaneous pointing above ground level with the same 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.

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.

White washing two coats with freshly burnt white shell lime in all floors including cost of lime, blue powder, fevicol type gum, brushes, scaffolding charges etc., complete complying with standard specification.

Painting two coats with ready mixed Plastic Emulsion paint (weather proof) of approved quality and colour over a priming coat, including thorough scraping, clean removal of dirt and including necessary plaster of paris, putty wherever required etc., complete as per standard specifications.

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.

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 and filling Well gravel in layers of not more than 15cm thick well rammed, watered and compacted etc., complete complying with standard specification.

Flooring with fully Polished 20mm thick Rajasthan Kota stone slabs with machine cut edges of size below 2'0" x 2'0" laid over base layer of cement mortar 1:3 [one cement and three M-sand] 20mm thick and applying cement slurry & pointed with white cement and colour pigments to the colour of stones and polished neatly etc., complete complying with standard specification.

Wring With 2 x1.5 sqmm (22/0.3) PVC insulated sc unsheathed Cu Conductor of 1100V Grade in Suitable PVC Rigid Pipe concealed in wall and ceiling with pvc accessories in flush with wall with 3mm thick hylum sheet cover with TW switch box And 5A F.T switch with continous earth wire connection of 14 SWG TC wire for making good of the concealed portion with suitable color of PVC concealed light point / Fan Point (For Electronic regulator ).

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

Supply and fixing of 1200mm (48") sweep AC ceiling fan complete with stepped electronic 300W regulator with 1 metre down rod with fan clamp with side plates and cross arm of size 450mm (18").

Add GST @ 18%

M/s. Hari Constructions (BID ID -1207967)