Reconstruction of storm water drain at Sornamaniyammal Layout in ward No 59, East Zone.

Amount

Desilting the Exiting Channels/Drain with initial lead and lift deploying earth moving machineries and forming bund on either side and depositing the earth/silt on bank including clearence (CBE 24-25 p.no-124 )

Dismantling the old damaged cement concrete Walls compacted,etc., complete complying with standard specification.(CBE 24-25 p.no-17 item no-W0034)

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(CBE 24-25 p.no-125 item no-2c)

Plain Cement Concrete 1:4:8 (one cement four fine aggregates and eight coarse aggregates) using 40mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges and all incidential charges such as water providing etc., complete as per standard specification (CBE 24-25 p.no-126 item no-3)

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) (CBE 24-25 p.no-129 item no-1)

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 (CBE 24-25 p.no-43 item no-8)

Plastering with cement mortar 1:5(one cement and five sand by volume) 12mm thick for all internal/external surfaces like super structure, rainwater, ducts, elevation in all floors complying with standard specifications.(CBE 24-25 p.no-30 item no-3)

Conveyance of Surplus earth from work site to City outer with average lead of 15 km as per the standard specification and instruction of Departmental officers.

Supply and delivery of the following materials approved brand as per list with ISI marking and an approved by Corporation officers.

1. 63 mm dia PVC pipe of 6 kg/cm2

2.63 mm dia PVC coupling

3.63x20 mm dia PVC saddle

4.20 mm dia PVC pipe

5.20 mm dia PVC elbow

6.20 mm PVC tap

7. PVC Paste(200 ml)

Add :- GST @ 18%

SHRI MURUGAN AGENCIES (BID ID -1253576)