Rehabilitation of Veerakondan Eri,Sengalaneer Eri, Vendhankulam, Nochikattiyankulam in Ayangudy, Mudamavadi Eri,Vallavari Peria Eri Mookurinjikulam, Vilankulam ,Pilluvelikulam ,Avudayanikulam Minnamurichan Eri of Aranthangi Tk,Pudukkottai Dt

Earthwork open excavating and depositing bank with an initial lead of 10 m. and initial lift of 2 m. in Hard stiff clay, stiff Black cotton soil, Hard red earth, shales, murams, stoney earth and earth mixed with small sized boulders and other hard gravelly soils SS20B etc., complete and as directed by the departmental officer.

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

Dismantling clearing away and carefully stacking materials useful for re-use for any thickness of Plain Cement Concrete etc.,complete complying with standard specification and as directed by the departmental officers.

Earth work 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 2 m 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

Supplying and filling with M.sand for foundation and basement in layers of not more than 15 cm thick including watering, consolidation etc., complete complying with standard specification and as directed by the departmental officers.

Providing and placing Plain Cement Concrete M10 grade using crushed broken hard granite coarse 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 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.

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.

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 Plain Cement Concrete M15 grade using crushed broken hard granite coarse aggregate (well graded) of nominal maximum size of 40% of 20mm and 60% 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 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.

Providing and laying in position, Standardised Concrète 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 content of 325 kg/m3 and maximum water cement ratio of 0.55 including admixture (plasticise / super plasticiser) in recommended proportions as per IS:9103 to accelerate, retard setting of concrète, improve workability without impairing strength and durability with about (5.0 cu.m.) 7730 kg. of 20mm machine crushed stone jelly and with about (3.30 cu.m.) 5156 kg. of 10 to 12mm machine crushed stone jelly and with about (4.79 cu.m.) 7670 kg. of sand, but excluding cost of reinforcement grill and fabricating charges, centering and shutterlng and also including laying, vibrating with mechanical vibrators, finishing, curing, etc. and providing the RCC floor/ roof slabs wherever necessary without claiming extra, 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 requirements of IS Standards. (No separate payment will be made by the Department for the excess usage of materials).

Refilling with excavated earth other than sand with an initial head load of 100 m and depositing the earth as shown by the departmental officer in layers of not more than 15 cm thick well rammed, watered and consolidated etc., complete complying with standard specifications and as directed by the departmental officers.

Supplying and fixing the roughly dressed New cut stone in cement mortar 1:3 (One cement and three sand) including all incidental charges such as finishing and curing etc., complete complying with standard specification and as directed by the departmental officers.

Fabricating Supplying and fixing of country wood plug made out of best quality of country wood with slot holes with necessary locking arrangements is made out of 50x8mm M.S Plate with required height and the country wood plug may be manufactured with stand and size and shape. The rate including all cost such as cost of materials, labour transportation to site, loading, unloading and fixing the plug with correct alignment and position and painting the plug with two coats of varnish and iron members are painted with one coat of red oxide primer and with two coats of AC black paint and other etc., complete complying with standard specification and as directed by the departmental officers.

Fabricating, supplying and fixing of 63mm dia Screw Rod made up of Mild Steel duly machined and fully threaded to suit the Head set Assembly and provided with required holes. Conveying and leading the screw rod to the worksite. Fixing the screw rod to the shutter gusset plate with required bolt and nut in proper alignment to the head set Including dismantling the existing damaged screw rod, conveying and stacking at section store. The Screw rod should be painted with two coats of Anticorrosive black paint over one coat of red oxide primer The rate including cost of materials, labours, charges for all fabricating and hoisting equipments, conveyance charges for labours and materials and warranty for 5years etc., complete complying with standard specification as directed by the departmental officers.

Fabricating, Supplying and fixing of Top Beam made up of 150 x 75 mm (ISMB 150) duly drilled to suit the Head set Assembly with required bed bolt made out of 25 mm Mild Steel Round rod duly threaded with suitable anchorage arrangements to a height of 0.60 m with necessary Fish plate made out of 12 mm Mild Steel Plate of size 0.30 x 0.15m 2 Nos with required holes. Conveying and leading the top beam arrangements to the work site. Fixing the top beam arrangements at the top of the vent to correct position including dismantling the existing eroded top beam, conveying and stacking at the section store. The top beam should be painted with two coats of AC black paint over one coat of red oxide primer. The rate including cost of materials, labours, charges for all fabricating and hoisting equipments, cost of petty civil works conveyance charges for labours and materials warranty for 5years etc., complete complying with standard specification as directed by the departmental officers.

Supplying and fixing of Head Set Assembly Light duty with hexagonal nut (approximate 50 Kg) made up of cast iron including moulding, machining and the hexagonal nut threaded to suit the Screw rod provided with thrust bearings for smooth operation. Conveying and leading the head set assembly to the work site. Fixing the head set assembly to the top beam by using required rust free bolts and nuts in proper alignment including dismantling the existing damaged Head set assembly, supplied with operating key and the both should be painted with two coats of Anticorrosive black paint over one coat of red oxide primer. The rate including cost of materials, labours, charges for wooden pattern, moulding and charges for labours and materials and warranty for 5 years etc., complete complying with standard specification and as directed by the departmental officers.

Clearing Scrub jungle etc., complete complying with standard specification and as directed by the departmental officers.

Earth work in all soils except medium rock/hard rock requiring blasting and conveying for formation of bund with lead of 0 to 100 metre by deploying earth moving machineries and tippers including benching, formation of bunds, breaking clods, sectioning consolidation by power roller etc., complete as per standard specification and as directed by the departmental officers

Supplying Demarcation RCC Pre cast Post in Cement Cocrete of Grade M15 with well graded aggregates and the nominal maximum size of course aggregate of size 20 mm of size 0.20 x 0.20 x 1.45 M and fixing the Post 40 Cm depth below Ground level, the Post includes using 4 Nos of 10mm RTS Main rod to a length of 1.325 M, using 8 mm MS 10 Nos as Strips with Steel Centring and Painting the Post with Enamel Paint to a Height of 0.80 m around the post etc., complete and Conveying the post to the Site of Demarcation Boundary such as Tank Bund and foreshore including earthwork excavation for Foundation in HSC having the base Plain cement Concrete of 10 Cm of cement concrete 1:4:8 using Hard blue granite broken stone of graded metal of 40 mm and the Post embeded using Cement Concrete of Grade Palin Cement Concrete 1:3:6 with well graded aggregates and the Nominal maximum size of course aggregate of 20 mm etc., complete as directed by the departmental officers.

Supplying and filling with gravel in layers of not more than 15cm thick including the cost gravel well rammed consolidation and compacting by power roller etc., complete complying with standard specifications and as directed by the departmental officers.

Providing and placing Plain Cement Concrete M15 grade using crushed broken hard granite coarse 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 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.

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