Reconstruction of existing damaged compound wall at South side in TNCSC Regional office building campus at Gopalapuram in Chennai North Region

Dismantling Brick Masonry in cement mortar walls under 3M height and clearing away and carefully stacking materials useful for re-use as directed by the departmental officers.

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, leveling the site, shoring, strutting, bailing of water wherever necessary etc., complete complying with standard specification and as directed.

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

Providing and laying in position, Standardised Concrete Mix M20 Grade in accordance with IS:456-200 using 20mm and down graded hard broken granite stone jelly for all RCC items of works with minimum cement content of 325 kg/M3 and mazimum water cement ratio of 0.55, including admixture (Plasticiser / super plasticiser) in recommended proportions as per IS:9103 to accelerate, retard setting of concrete, improvement workability without impairing strength and durability with about (5 Cu.m) 7730 Kg of 20mm machine crushed stone jelly and with about (3.3 Cum)5156 kg of 0-12mm machine crushed stone jelly and with about (4.7 Cum) 7670 kg of sand, but excluding cost of reinforcement gril and fabricating charges, centering and shuttering and also including laying, vibrating with mechanical vibrators, finishing, cutting etc., and Providing fixtures like fan clams in the RCC floor/ roof slabs wherever necessary without claiming extra etc., complete complying with standard specification and as directed the departmental officers. The coarse and five aggregates to be used should comply with the requirements of 15 Standards. (No separate payment will be made by the Department for the excess usage of materials. 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 including cost of steel, labour for straightening, bending, cranking, tying grills with 18 gauge galvanized binding wire and placing grills in position complete complying with standard specification and as directed..

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 90cmx60cm 10 gauge stiffened with welded mild steel angles of size 25mmx25mmx3mm laid with country wood joist of average of size 10cmx6.50cm at about 90cm centres with casurina 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 corporations officers. The rates should nclusive of cutting , bending, welding , charges of M.S sheets, M.S. angles etc., Complete For plan surfaces such as RCC floor slab, roof slab, beams, lintels, bed blocks, landing slab, waist slab, portico slabs and beams etc.,

For plan surfaces such as rectangular or square RCC columns, sunshades, top and bottom slab of RCC boxing etc.,

BRICK WORK in cement mortor 1:5(one cement, five sand) using best quality Country bricks of size 8" 3/4"x4 ¼ x 2 ¾ “ for walls including cost of scaffolding curing, finishing etc., complete complying with standard specification and as directed by the departmental officers. In Ground floor upto 4.50M height above basement.