Construction of Flood Protection wall in Palar River Right Bank in Kilmonavur Village in Vellore Taluk of Vellore District

Amount

Earth work open excavation for foundation in all kinds of soils and sub soils except hard rock requiring blasting to full depth as may be directed and depositing the surplus earth in places shown by the departmental officers and levelling the same with all leads and lifts including horing , strutting, shuttering and refilling the sides of foundation with excavated earth in layers of 15 cm thick well rammed and consolidated etc., complete complying with standard specifications and drawings as directed by the departmental officers.

Providing and placing in position of plain cement concrete M 10 grade using graded hard blue granite broken stone jelly of 40 mm size mixing with mixer machine including the cost of bailing/pumping wherever necessary laying the concrete in layers of not exceeding 15 cm thick, compacting, consolidation, finishing, watering, curing etc. complete complying with standard specifications and as directed by the departmental officers. upto 1.50m depth below ground level and upto 1.0m height above ground level.

Providing and placing in position of plain cement concrete M 15 grade using graded hard blue granite broken stone jelly of 60% of 40 mm size and 40% of 20 mm size mixing with mixer machine and laying in layers including the cost of bailing/pumping wherever necessary laying the concrete in layers of not exceeding 15 cm thick, compacting, consolidation, finishing, watering, curing etc. complete complying with standard specifications and as directed by the departmental officers.

for works upto 1.5m depth below ground level and upto 1.0m height above ground level.

for works above 1.0 m to 4.50 m height above ground level

Supplying and erecting centering for vertical plain / RCC concrete walls of supply channel, retaining wall etc for following height height with necessary supports, all cross bracing with mild steel size of 90 cm x 60 cm and gauge BG 10 stiffened with welded mild steel sheet angles of size 25 mm x 25 mm x 3 mm for bearing laid silver Oak / Country wood joist of size 7.50 cm x 5.0 cm spaced @ about 90 cm C / C and supported by Casurina props of 10 cm to 13 cm spaced @ 75 cm C / C, etc., complete complying with standard specifications and as directed by the departmental officers.

Supplying, fabricating and placing in position of MS/RTS rods for all RCC works as per design given including cost of steel,binding wire, labour charges for cutting, bending, laying in position complete as per technical specifications and as directed by the Engineer in charge of works.

Supplying and fixing Bitumen felt Pad of 20 mm thickness conforming to IS for joints including cost of all materials and labours etc complete complying with standard specifications and directed by the departmental officers.

Providing and fixing Seepage pipes of 110 mm PVC pipes of required lengths for abutments and wings including cost and conveyance of all materials to worksite, cost and labour for 900 mm dia semi-spherical backfill arrangements with 100 mm size broken granite chips at the periphery and labour charges for fixing etc., complete to drain the backfill etc., Complete complying with standrad specifications and as directed by the departmental officers.

Regrading the river bed including jungle clearance by deploying the heavy machinery like dozer DIOA12 on use hour basis including cost of hire charges, fuel, crew, labour charges etc., complete complying with standard specifications and as directed by the Departmental Officers.(The use hours will be calculated according to Log book mainenance of machineries according to the rules in force and as directed by the departmental officers). Regrading River Dozzer D80A12---150/cum.

De - watering of using diesel pump set having capacity 7.50 HP including cost of hire charges diesel ,labour etc complete complying with standard specification and as directed by the departmental officers. and as directed by the departmental officers.

Supplying and fixing in position of demarcation R.C.C. pre cast post in Cement concrete of grade M 15 with well graded aggregates and the nominal maximum size of coarse aggregate of size 20 mm of size 0.20 x 0.20 x 1.45 M and 0.45 x 0.20 x 0.30 m base fixing the post 30 Cm depth below ground level, the post includes using 4 numbers of 10 mm RTS main rod to a length of 1.33 M, using 8 mm MS @ 15 cm spacing as strips with steel centering and painting the post with enamel paint allround the post etc. complete and conveying the post to the site of demarcation boundary such as canal bund/water spread area etc including earth work excavation for foundation (45x45x45cm) in HSC having the base plain cement concrete of 15 cm of grade M 7.5 with well graded aggregates and the nominal maximum size of coarse aggregate of 40 mm of 10 cm thick, and the post embedded by using Cement concrete of grade M10 with well graded aggregates and the nominal maximum size of coarse aggregate of 20 mm of 30cm thick as per the drawing enclosed including cost of earth work, concrete, moulding charges, steel reinforcement, finishing, painting them and marking at top of post, etc .complete complying with standard specifications and as directed by the departmental officers

GST 18 % in Figures

N MOHAMED JAMALUDDIN