Re Construction of storm water drain at Kollupuram Maruthachelam street from mecrikar road to Sithivinayagar kovil street in ward no.72, west zone.

Amount

Dismantling the damaged RCC Slab as per the instruction of Departmental officers. Including all initial lead and other labour charges

Dismantling the damaged PCC Wall as per the instruction of Departmental officers. Including all initial lead and other labour charges

De silting in the existing drain with slushy soils including all initial lead, lift, loading and unloading with transportation charges etc complete as per the direction of departmental officers.

Removing of Percast Covering Slab as per the instruction of Departmental officers. Including all initial lead and other labour charges

Earth work excavation in all kinds of soil including sand, silt, wet sand under water, black cotton, stiff black cotton, clay, hard stiff clay, hard red earth, murram, stoney earth, gravel and shales etc. excepting all kinds of rock and boulders exceeding 0.014 c.u.m. in volume including rough dressing and dumping the excavated materials away from work site manually within 50m initial lead and 2m initial lift as per the direction of Engineer-in-charge.

Cement concrete 1:4:8 (one cement, four sand and eight aggregate) using 40mm hard broken granite stone jelly for foundation including dewatering if found necessary and laid in layers of not more than 15 cm thick and compacted etc., complete complying with standard specification.

Centering with steel centering for revetment, drain and culvert upto 1.20m depth using MS sheet of size 0.90X0.60m 10 gauge thick and stiffened with MS 'L' angle wood runners of size 0.075 X 0.05 three rows with support by casurina pullys 0.075 cm at 0.45 m length including cost of nails etc., Area. 10.80 sq.mtr (upto 4 Feet)

Plain Cement Concrete 1:3:6 (one cement, three fine aggregates and six 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

PLASTERING with cement mortar 1:5 (one cement and five sand) 12mm thick in all floors complying with standard specifications. 61, V, VI, (S4) 3

Supply and erecting centering for sides and soffits including supports and strutting upto 3.29m high for plane surfaces such as RCC slabs, Rectangular beems, Tee (or) ECC Beam, Lintel, Bed Block, Staircase waist and landing slabs landing beams, canopy etc., in all floor with all cross bracings using mild steel sheets of size 90cm X 60cm and BG 10 stiffened with welded mild steel angles of size 25mm X 25 X 3mm for boarding laid over country wood joinsts of size 10cm X 6.50 cm spaced at about 90cm C/C and supports by Causrina props of 10cm to 13cm dia spaced at 75cm C/C etc., completed as directed. Sl.No.123

Supplying, fabricating and placing in position TMT/CTD rods for all RCC works including cost of steel and binding wire also in all floors complete complying with standard specification.

Reinforced cement concrete 1:1.5:3 (one cement, one and a half sand and three aggregate) using 20mm gauge hard broken granite stone jelly for All RCC items of work excluding centering, shuttering, and cost of reinforcement grill but including curing finishing etc., complete and also including fixing fan clamps and fixtures in RCC works wherever necessary as directed by departmental officer etc., complete.

Supply and Fixing of SFRC Manhole of 600x600 m of an approved brand etc complete as directed by departmental officer etc., complete.

Conveying the excavated earth and debris from the worksite to out side the city limit.

K.Govindaraj