Construction of storm water Drain at Bus Stand North Side Bus Stand South SideTaluk Office Road Left Out Portion and Construction of Culvert at Dharmalingam Main Road in Ponneri Municipality

Earth work excavation for foundation (for narrow excavation) 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 mts. and clearing and levelling the site, etc., complete complying with standard specification.

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

Cement Concrete 1:4:8 (One Cement, Four crushed stone sand and eight 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 curing etc. complete complying with standard specification

Supplying and erecting steel centering including necessary supports for plane surfaces for Reinforced Cement Concrete works such as column footings, column pedestals, plinth beams, grade beams, staircase steps, etc. which require only nominal strutting using mild steel sheets of size 90cm x 60cm and 10 BG stiffened with welded mild steel angles of size 25mm x 25mm x 3 mm for boarding, laid over silver oak joists of size 10cm x 6.5cm spaced at about 75cm centre to centre or at suitable intervals etc. complete in all floors complying with standard specifcation. (Payment for centering shall be given after the concrete is laid)

Plain Cement Concrete 1:2:4 (one cement, two Crushed Stone Sand (M- Sand) and four coarse aggregates) using 20mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges etc., complete as per standard specification

Providing and laying in position, Standardised Concrete Mix M-25 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 cementcontent of 350 kglms and maximum water cement ratio of 0.50, including admixture (plasticiser / superplasticiser) in recommended proportions as per IS:9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability with about (5.0 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 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 separate payment will be made by the Department for the excess usage of materials).

Supplying, fabricating and fixing in position of steel Fe 550 grade Reinforcement for all RCC work with Thermo Mechanically Treated Bars (TMT) conforming to IS 1786 of latest version according to drawings and binding the reinforcement with 18 gauge double fold GI binding wire and providing Concrete cover blocks to maintain the cover as required. The rate including cost of all materials, bending, tying grills, placing, transportation, lead & lifts, tools & plants, fuels, all materials, labour charges, wastages, laying at all levels, fixing in position, cost of cover blocks and GI binding wires etc. as complete with all respects complying with relevant standard specification, as directed by the Engineer-in-charge

Supplying and fixing in position SFRC Manhole cover of 600 X 600mm in size in Cement Mortar 1:3 (One part of Cement and Three part of Plastering Sand (P- Sand)), of best approved quality and as per standard specifications etc.,complete. M-0714

Removal of Excavated Excess Earth away from the site to 5K.M including loading and transportation charges etc, complete as per standard specification. For 1M3

Construction of cast in situ Silt Catch pit of inner size 450 x 450 x 450 mm including necessary earth work excavation including providing foundation in PCC 1:4:8 under wall 100mm thick and cutting the existing storm water drain size of 300 x 150mm for fixing 2 nos of 160mm dia PVC pipe on the storm water drain mouth wih RCC Cast in situ wall size of 150 mm in RCC 1:1.5:3 with steel 9.25 Kg including fixing of FRP grating cover with frame size of 550 x 550mm ( Clear Cover 450 x 450mm ) - 10 MT completing the finising the work