Reconstruction of damaged compound wall in TNCSC godown campus at Thiruvarur Taluk and District

Amount

CIVIL WORK

Earth work excavation for foundation in all classes of soils and sub-soils and to full depth as may be directed except in hard rock requiring blasting including initial leads and lifts and refilling the sides of foundation with excavated earth in 150 mm layers well watered, rammed and consolidated including depositing surplus earth within the godown or inside compound in places shown with initial lead of 10 mts and initial lift of 2 mts. clearing, levelling the site, shoring, strutting, bailing of water wherever necessary etc., complete complying with standard specification and as directed.

Providing and laying sand gravel mix 1:1 to a consolidated thickness of 15cm using 0.631M3 sand and 0.75 M3 gravel Per 1M3 of compacted volume of sand gravel mix to give a minimum soaked CBR value as per IRC 37 - 1984 including cost and conveyance of sand and gravel to work site and stacking them to departmental metric gauge for premeasurements mixing the required quantities of sand and gravel spreading watering and compacting the mix in layers of thickness not exceeding 100mm compacted thickness by 80-100KN power roller rolling to achieve the required density including labour charges for mixing spreading and hire and fuel charges for power roller water sprinkler and all other tools and plants etc., complete complying with standard specification and as directed by the Corporation officers.

CEMENT CONCRETE 1:5:10(one cement , five sand and ten aggregate)using 40mm gauge hard broken granite stone jelly for foundation including de-watering side shuttering , strutting, wherever necessary including curing etc., complete complying with standard specifications and as directed.

Reinforcement Cement Concrete 1:1 ½ :3 ( one cement, one and half sand, three aggregate) using 20mm of hard broken granite stone for all RCC works using machine for mixing concrete excluding cost of centering, Strutting, shuttering, and fabrication of reinforcement and placing the grills in position etc., but including finishing and curing etc., complete complying with standard specifications and as directed. In foundation and basement

In ground floor upto 4.50M height above basement

Supplying, fabricating and placing in position MS/RTS grills for reinforcement for all R.C.C. works as per design given including cost of steel and G.I. binding wire in all floors etc., complete4 complying with standard specification(Contractor has to make his own arrangements for the supply of steel and binding wire)

Providing FORM WORK for centering the soffits of all reinforcement concrete work including strutting to the required (3 metre) height with mild steel sheets of size 90cm x60cm 10gauge stiffened with welded mild steel angles of size 25mm x 25mm x 3mm laid with country wood joist of average of size 10cm x 6.50cm at about 90cm centers with casuarinas props of 13cm dia at 75cm centre to centre with all nails coir, wedges complete and removing the form work after necessary curing period as directed by the corporation officers. The rates should inclusive of cutting, bending, welding charges of M.S.sheets; M.S. angles etc complete complying with standard specification and as directed. Column footing. Plinth beam and top tie beam

RCC column

BRICK WORK in cement mortor 1:5 (one cement, five sand) using best quality second class chamber burnt bricks of size 9"x4 3/8"x2 3/4"for walls including cost of scaffolding curing, finishing etc., complete complying with standard specifications and as directed. In foundation and basement.

Brick partition wall in cement mortar 1:3 (one cement three sand ) 11.50 cm thick using good quality second class chamber burnt bricks of size 9” x 4 3/8” x 2 ¾” including cost of scaffolding , curing finishing etc complete complying with standard specification an as directed by the departmental officers.

PLASTERING with cement mortor 1:5 (one cement and five sand) 20 mm thick including cost of scaffolding, finishing, curing etc., complete complying with standard specification and as directed.

Painting the walls with two coats of Cement paint over one coat of primer of approved quality including preparing the surface, cost of all materials, labour charges scaffolding finishing neatly etc., complete as directed by the departmental officers.

VENKATESAN S