Kallakurichi Municipality - SBM-Urban 2.0 - Micro Compost Centre

Earth work excavation for foundation in Hard stiff clay, stiff black cotton, hard red earth, shales murram, gravel, stoney earth and earth mixed with small size boulders SS.20B and Sand, silt or other loose soil, wet sand or silt not under water, light black cotton soil, sandy loam ordinary soil and to full depth as may be directed except in hardrock requiring blasting inclusive of shoring shuttering and baling out water wherever necessary refilling the sides of foundation with excavated soil other than sand in layers of 15cm thick well rammed and cleaning and levelling the site etc.,complete - Narrow Foundations - First Depth - Upto 2m

Earth work excavation for foundation in Hard stiff clay, stiff black cotton, hard red earth, shales murram, gravel, stoney earth and earth mixed with small size boulders SS.20B and Sand, silt or other loose soil, wet sand or silt not under water, light black cotton soil, sandy loam ordinary soil and to full depth as may be directed wherever necessary refilling the sides of foundation with excavated soil other than sand in layers of 15cm thick well rammed and cleaning and levelling the site etc.,complete - Open Earth work Excavation

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

Supplying and filling in foundation and basement with filling 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 mechanical means

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 - Plinth Beam

Supplying and erecting centering for sides and soffits including necessary supports and strutting upto 3.29 M height for plane surfaces as detailed below in all floors with all cross bracings using Mild Steel sheets of size 90 x 60 cm and 10 BG stiffened with welded Mild Steel angle of size 25mm x 25mm x 3 mm for boarding laid over silver oak joists of size 10cm x 6.50 cm spaced at abote 90 cm centre to centre and supported by casurina props of 10cm to 13 cm dia spaced at not more than 75 cm centre to centre etc. complete complying with the standard specificaiton. - For plane surfaces such as RCC floor slab, roof slab, beams, lintels, bed blocks, landing slab, waist slab, portico slabs and beams, etc. - Beam Slab

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) - Upto Basement

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 of steel and binding wire also in all floors as per standard specification.

Brick work in following Cement Mortar using best quality Burnt Clay Brick of size 9” x 4 3/8” x 2 3/4” with class designation of 7.5 conforming to IS 1077-1992 for foundation and basement including Cost of Mortar Plasticizer curing, etc.,complete complying with standard specification and as directed by the departmental officers. Brickwork shall be done as per IS 2212-1991 adopting English Bond generally.other type of bond shall be done as directed by the Executive Engineer in charge.