Construction of Culvert at Ramalinga Adigalar in Ward No 58 in Zone IV at Tambaram City Municipal Corporation.

Dismantling the Existing Reinforced cement Concrete including cost and conveyance of all materials and labour charges etc complete.

Dismantling the Existing Plain cement Concrete including cost and conveyance of all materials and labour charges etc complete.

Earth work excavation for foundation by manual means for foundations in all soils and sub-soils and to full depth as may be directed except in rock requiring blasting inclusive of shoring shuttering, bailing out water wherever necessary and depositing the surplus earth within the compound in places shown by the departmental officers with an initial lead of 10 mts and initial lift of 2.00mts. and clearing and levelling the site, etc., complete complying with standard specification and as directed by the departmental officers.

Supplying and filling in foundation and basement with filling crusher stone dust in layers of not more than 15cm.thick well rammed watered and compacted etc., complete complying with standard specification.

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

Supplying and erecting centering for sides and soffits including supports and strutting uptp 3.29m height for plane surfaces in all floors with all cross bracings using mild steel sheets of size 90cmx60cm and 10 gauge stiffened, welded with mild steel angles of size 25mmx25x3mm for boarding laid over silver oak (country wood) joist of size 10cmx6.5cm dia spaced about 90cm centre to centre and supported by casuarina props of 10cm to 13cm dia spaced at 75cm centre tocentre etc.complete complying with standard specification and as directed by the departmental engineers. TNBP No.30

Plain Cement concrete 1:2:4 (one cement, Two crushed stone sand, Four aggregate) using 20mm gauge hand broken granite stone jelly for foundation including dewatering if found necessary and laid in layers of not more than 15 cm thick and compacted,etc., complete complying with standard specfication.-10 m3

Supply and fixing of 20/30mm thick Kadapha stone slab with including cost and conveyance of all materials and including all labour charges etc complete.SOR page no.19

Plastering with cement mortar (1:5) 12mm ,thick in all floors including cost and conveyance of all materilas to site and labour charges etc,complete as per standard specifications (S.I.306)

Providing and laying in position ,Standardised Concrete Mix M-20 Grade in accordance with IS 456-2000, 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 impairing 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 sand, but excluding cost of reinforcement 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 seperate payment will be made by the Department for the excess usage of materials).