Reconstruction of Pitchakalaiyar Regulator in Keelakavathukudi village of Kilvelur Taluk in Nagapattinam District.

Amount

Dismantling clearing away and carefully stacking materials useful for reuse for any thickness of walls of Brick or stone masonry in cement mortar walls under 3m height etc., complete complying with standard specification and as directed by the departmental officers.

Earth work open excavating for foundation in all kinds of soils and sub soils and depositing on bank with initial lead of 10 m and initial lift of 2m except hard rock requiring blasting to full depth as may be directed inclusive of shoring strutting, bailing out water wherever necessary and refilling the sides of foundation with excavated earth as per standard specification and as directed by the departmental officers.

Providing and placing Plain Cement Concrete M10 grade using crusher broken hard granite course aggregate (well graded) of nominal maximum size of 40mm to I.S specified grading (to achieve the specified characteristic strength of 10N/mm2 in 28 days) and mixing the ingredients in approved mixer including dewatering of of the placement site by bailing / pumping and diverting wherever necessary placing in layers and vibrating, water curing, finishing the surface with all leads and lifts etc., complete complying with standard specification and as directed by the departmental officers.

Providing and placing Plain Cement Concrete M15 grade using crusher broken hard granite course aggregate (well graded) of nominal maximum size of 40mm down graded to I.S specified grading (To achieve the specified characteristic strength of 15N/mm2 in 28 days) and mixing the ingredients in approved mixer of the placement site by baling / pumping and diverting wherever necessary placing in layers and vibrating, water curing, finishing the surface with all leads and lifts etc., complete in all respects so as to attain the profile and strength specified in the approved drawing and specifications, etc., complete complying with standard specification and as directed by the departmental officers.

Supplying and erecting steel centering for sides and soffits without strutting for plain surface with all cross bracings using Mild steel sheets of size 90cm x 60cm. Thickness of B.G. 10 stiffened with welded Mild steel angles of size 25 x 25 x 3mm for boarding laid over country wood joists of size 10cm x 6.5cm spaced at 90cm. Center to center etc., complete complying with standard specification and as directed by the departmental officers.

Supplying and erecting steel centering for sides and soffits with strutting upto 3m height for plain surface with all cross bracings using Mild steel sheets of size 90cm x 60cm. Thickness of B.G. 10 stiffened with welded Mild steel angles of size 25 x 25 x 3mm for boarding. laid over country wood joists of size 10cm x 6.5cm spaced at 90cm. Center to center and supported by Casuarina props of 10 to 13cm dia. (spaced at 75cm) center to center etc., complete complying with standard specification and as directed by the departmental officers.

Providing and placing Reinforced Cement Concrete M20 grade using crusher broken hard granite course aggregate (well graded) of nominal maximum size of 20mm down graded to I.S specified grading (To achieve the specified characteristic strength of 20N/mm2 in 28 days) and mixing the ingredients in approved mixer of the placement site by baling / pumping and diverting wherever necessary placing in layers and vibrating, water curing, finishing the surface with all leads and lifts etc., complete in all respects so as to attain the profile and strength specified in the approved drawing and specifications, etc., complete complying with standard specification and as directed by the departmental officers.

Providing and placing Plain Cement Concrete M15 grade using crusher broken hard granite course aggregate (well graded) of nominal maximum size of 20mm down graded to I.S specified grading (To achieve the specified characteristic strength of 15N/mm2 in 28 days) and mixing the ingredients in approved mixer of the placement site by baling / pumping and diverting wherever necessary placing in layers and vibrating, water curing, finishing the surface with all leads and lifts etc., complete in all respects so as to attain the profile and strength specified in the approved drawing and specifications, etc., complete complying with standard specification and as directed by the departmental officers.

Providing and placing Plain Cement Concrete M20 grade using crusher broken hard granite coarse aggregate (well graded) of nominal maximum size of 20mm and downgraded to I.S specified grading (To achieve the specified characteristic strength of 20 N/mm2 in 28 days) and mixing the ingredients in approved mixer of the placement site by bailing / pumping and diverting wherever necessary placing in layers and vibrating, water curing, finishing the surface with all leads and lifts etc., complete in all respects so as to attain the profile and strength specified in the approved drawing and specifications, etc., complete complying with standard specification and as directed by the departmental officers.

Supplying and fabrication and placing in position of Mild Steel / Ribbed Tor steel for all RCC works including cost of steel and G.I. binding wire etc., complete complying with standard specification and as directed by the departmental officers.

Providing inverted filter by using 20mm to 50mm size graded metal to a thickness etc., including cost of rough stone/broken stone, conveyance, labour charges etc., completed and as directed by the departmental officers.

Rough stone dry packing using new rough stones for talus apron and revetments etc., including cost of Rough stones, conveyance Labour charges etc., complete complying with standard specification and as directed by the departmental officers.

Dewatering using 5 HP Diesel Engine pumpset including Hire charges,cost of Diesel Engine oil,Pump operator,labour charges, conveyance of pumpset and fuel to site and back,loading ,unloading and any other incidential charges etc.,complete complying with standard specification and as directed by the departmental officers.

Earth work excavation deploying earth moving Machineries for desilting channel and having a width of 3 m to 10 m forming bund on either side and depositing the earth on banks including jungle clearance etc. complete complying with standard specifications and as directed by the departmental officers.

Fabricating Supplying and erection of Screw Gearing Steel shutters of size above 2.00 M and upto 3.00 M width, consists of Skin plate made out of 10mm thick Mild steel plate and horizontally stiffened with 150x75mm ISMB 150 at an invertal not more than 0.50 m and vertical stffeners made out of 100x50mm Mild Steel channel (ISMC) at an interval not more than 0.60m and provided with 10mm thick Mild steel Gusset plate of required size on both sides fastened with rust free bolts and nuts etc., Conveying the fabricated shutter by using Lorries including Loading , unloading and leading the shutter to the vent. Dismantling the eroded shutter and shuttering arrangements by using necessary gas cutting equipments. Erecting the new shutter and the shuttering arrangements in the vent in proper position by using necessary hoisting equipments. The shutter shall be painted with two coats of Anticorrosive black paint over one coat of Red oxide primer. The rate including cost of material, consumables, labours, power charges, conveyance charges, for all equipments required conveying the dismantled material to the section stores, cost of petty civil works, trial operations of shutter and warranty for 5 years etc., complete complying with standard specifications and as directed by the departmental officers.

Fabricating, supplying and fixing of shutter Groove angle made up of 100 x 100 x 10mm Mild steel angle for required height including welding hold fast of size 40x 40 x 6mm Mild steel angle of 3 Nos on both sides and conveying and leading the grooves to the vents. Fixing the angle to the grooves in proper alignment including dismantling the existing damaged groove angles, conveying and stacking at section store. The Groove angle should be painted with two coats of AC black paint over one coat of red oxide primer. The rate including cost of materials, consumables, labours, charges for all fabricating and hoisting equipments, conveyance, petty civil works and warranty for 5 years etc., complete complying with standard specifications and as directed by the departmental officers.

SMK CONSTRUCTIONS (BID ID -1468706)

R KALYANASUNDARAM (BID ID -1471085)