Construction of New RCC Culvert at Salai kaliyamman kovil in Bodinayakanur municipality

Amount

Dismantling RCC using deploying machineries SOR 2021-22 Item.No.38

Earth work exvacation for foundation in all soils and sub soils to full depth as may be directed except in hard rock requiring blasting but inclusive of shoring strutting and baling out wherever necessary and refilling the sides of foundation with excavated earth in layer of not more than 15cm thick well rammed and consalidated and deposing the surplus earth in all places shown by the departmental officers with an initial load and lift etc., as per stanadard specification

Plain Cement Concrete 1:4:8 (One cement, four sand and eight jelly) using 40mm HBG metal for basement and flooring layers including cost and conveyance of materials to site and all other labour charges including consolidation as per standard specification.

Centring and Shuttering include of necessary soffits for plain surface in foundation and basement in all floors using mild steel of size 90 cm x 60 cm x 3mm for boaring laid over silver oak (country wood) joints of size 10 cm x 6.5 cm speacial at about 90cm centre to centre and supported by casurina props complete as per standard specification

For retaining wall and culvert

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. (No separate payment will be made by the Department for the excess usage of materials)

Supplying and fabricating and placing in position mild steel or ribbed steel for all reinforced concrete works as per the design given including cost of steel and binding wire and all other labour charges etc., complete as per standard specification.

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 charges etc., complete as per standard specification

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 and below for 25mm thickness and rubbed smooth etc, complete as per standard specification

Provision for GST 18%

P. Jeyamahesh