Nagercoil Corporation Construction of Reading hall in Pioneer street at Ward No.10

Dismantling, clearing away and carefully stacking materials useful for re-use for any thickness of walls .Dismantling RCC by manual / by using deploying machineries

Earth work excavation and depositing on bank with initial lead of 10metres and lift of 2metres in all kinds of soil except mediumrock, dense medium rock and hard rock requiring blasting including refilling the sides of foundation with excavated earth in layers of 15cm thick, watering and consolidation and depositing the surplus earth with in the compound in places as shown by the departmental officers with initial lead and lift. cleaning,levelling the site etc,. complete complying with standard specifications.(TNBP No.20B)

Cement Concrete 1:5:10 (One Cement, Five crushed stone sand and Ten hard broken stone jelly) using 40 mm gauge hard broken granite stone jelly for foundation including dewatering wherever necessary and laid in layers of not more than 15 cm thick well rammed, consolidated and including curing etc. complete complying with standard specification and as directed by the departmental officers. -Mixing by manual means

Refilling the foundation with excavated soil (other than sand )in layers of not more than 15cm thick,watering,well ramming,consolidating,complying with standard specification and as directed

Providing steel centering for sides and soffits including supports and strutting upto 1:10/1:20 up to 3.29m height for plain surfaces such as RCC slabs, rectangular beams, Tee beams, bed blocks, Culvert body walls, deck slabs, retaining walls, staircase, Landing slab, landing beams, canopy etc., with all cross bracings using mild steel sheets of size 90mm x60mmx10gauge stiffened into welded mild steel angles of size 25mmx6mm for boarding laid over silver oak (Country wood) joists of size 10cmx 6.5cm spaced at 90cm centre to centre and supported by casurina props of 10cm to 13cm dia spaced at 15cm c/c including cost of nails, ropes, all labour charges and incidental charges etc. complete complying with standard specification.(TNBP Spl. No.154 A)

(b)Steel centering for lintel

(c)Steel centering for column

(d)Steel centering for Roof beam/slab

Providing and laying in position, standardised concrete Mix M-20 Grade by insitu machine mix concrete adopting weighing batch method in accordance with IS 456 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 maximum water cement ratio of 0.55, including admixture (plasticiser / super plasticiser) in recommended proportions as per IS:9103 to accelerate, retard setting of concrete, improve workability without inspiring strength and durability with about (5 Cu.m) 7730 kg. of 20mm machine crushed stone jelly and with about (3.3 Cu.m) 5156 kg. of 10-12mm machine crushed stone jelly and with about (4.79 cu.m) 7670 kg. of crushed stone sand, but excluding cost ofreinforcement grill and fabricating charges, centering and shuttering and also 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, etc.,complete complying with standard specification and as directed by the departmental officers. The coarse and fine aggregates to be used should comply with the requirements of IS standards. (No separate payment will be made by the Department for the excess usage of materials).