Construction of Cross Culvert and Retaining wall at Konerikarai in Division No 24 Of Suramangalam Zone in Salem City Municipal Corporation

Amount

Earth work excavation for foundation in hard stiff clay, stiff black cotton, hard red earth, shabs murams and ordinary gravel and hard dravel including shoring, strutting, baling or pumping out water wherever necessary and refilling the sides of foundation with excavated earth in layers of 15cm thick and depositing the surplus earth at places as directed by the departmental officers with initial lead and lift - 10 m3

Plain cement concrete 1:4:8 mix (One cement four CS sand and eight aggregate) using 40mm size ISS gauge HBBG metal including mixing, laying, consolidating, curing, cost and conveyance of all materials to site and all labour charges etc., complete as per standard specification

Supplying and filling in foundation and basement with Crushed Stone Sand (M- Sand) in layers of not more than 15cm thick well rammed watered and compacted etc., complete complying with standard specification.

Plain cement concrete 1:2:4 mix (One cement two CS sand and four aggregate) using 20mm size ISS gauge HBBG metal including mixing, laying, consolidating, curing, cost and conveyance of all materials to site and all labour charges etc., complete as per standard specification

Supplying and errecting centering to sides and soffits including supports and strutting for drainage sides and culvert body wall sides using M.S Sheets of size 90cm x 60cm and B.G 10stifened with welded mild steel angles of size 25mm x 25mm x 3mm for boarding laid over( silver oak joists ) of size 10cm x 6.50cm spread at about 90cm including all labour charges and cost and conveyance of all materials to site etc. complete Complying with Standard Specification

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/mᶾ 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.

Supply and fabrication and placing in position of TMT steel roads to required size and length as directed by the departmental officers including cost of binding wire, cutting, bending and tying with proper position etc., including cost and conveyance of all materials to site and all labour charges etc., complete Complying with Standard Specification

Removel of excavated excess earth from odai/channel & conveying the same the through tipper lorries upto 5km lead including loading, transportation and unloading and levelling the same in place as shown by the departmental officers.

Dewatering using 3hp to 70hp diesel engine pumpset including Hire charges, cost of Diesel,Engine oil, pump operator, labour charges,conveyance of pumpset and fuel to site andback, incidental charges etc., complete.loading, unloading and any other incidential charges etc., complete Page No-309 Of TWAD SOR-22-23

(Hire charges for Diesel Pump set For 20HP)

Supplying and delivery of 75 mm dia 10Ksc PVC Pipe for Weep holes

Dismantling the existing damaged RCC works and conveying the same as directed by the departmental officers

Dismantling the existing damaged RR Stone works and conveying the same as directed by the departmental officers

Sri Aurobindo Associates (BID ID -1255079)