Name of work: CONSTRUCTION OF STORM WATER DRAIN AND RAISING OF SILL LEVEL AT POIYERIKARAI MAIN ROAD
Sl. No.
Item Description
1
Earthwork excavation for foundation in all soils and sub soils and to full depth as may be directed except in rock requiring blasting but inclusive of shoring, strutting and baling out water wherever necessary and depositing the excavated earth within the compound in places shown by departmental officers with an initial lead of 10m and lift of 2m and clearing and leveling etc. complete complying with standard specification.-For Retaining wall foundation
2
Removal of Excavated Excess Earth away from the site to 3K.M including loading and transportation charges etc, complete as per standard specification.For 1M3
3
Supplying and filling M-sand in layers of not more than 150mm thick well rammed watered and compacted etc., complete complying with standard specification.
4
PlainCement Concrete 1:4:8 Mix (One Cement, four sand andeight hard broken stone jelly) using 40mm size ISS, HBG Metal.including cost and conveyance, labour etc., complete with as per standard specification.
5
Supplying and erecting steel centering including necessary supports for Sides & Soffitswhich require only normal strutting using M.S. sheets of size 90cm x 60cm BG 10 gauge of stiffened with mild steel angles of size 25mm x 25mm x 3mm for boarding laid over silver oak joists of size 10 x 6.50cm spaced at about 90 cm centre to centre and supported by the casurina props of 10cm to 13cm dia spaced at 75cm centreto centre atsuitableintervals etc. complyingwithstandardspecification. (The payment for centering shall be made only after the concrete is laid. The retrieved materials should be taken back by the contractor)/Drain & Culvert side wall
6
Drain cover slab
7
Plain Cement Concrete 1:2:4 (one cement, two fine aggregates 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 chargesetc., complete as per standard specification
8
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 contenet of 325Kg/ cum and maximum water cement ratio of 0.55 including admixture (Plasticiser / super plasticiser) in recommended proportions as per IS 9103 to accelerate, related setting of concrete, improve workability without imparing strength and durability with about (5.0cum), 7730Kg of 20mm machine crushed stone jelly and with about (3.3 cum), 5156kg of 10 - 12mm machine crushed stone jelly and with about (4.79cum) 7670 kg of sand, but excluding cost of reinforcement grill and fabricating charges centering and shuttering but 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 cost 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 requiremnents of IS staandards.
9
Suppling and fabricating and placing in position MS(or) R.T.S. bar for reinforcement to all RCC works as per the design given including cost ofsteel and binding wire also in all floors.
10
Finishing the top of floor with Granolithic Finish with CC 1: 2: 4 (one cement, two sand & four HBG jelly) using chips of grade 10 mm andbelow for 25mm thickness and rubbed smooth etc, complete as per standard specification
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