Strengthening of Eastern Bund on Either side of Adayar river from Airport Runway to MIOT Bridge, Construction of Retaining Wall and Rain Wall Collection swamp and Providing watertight shutters for inlets for Manapakkam Village in Alandur Taluk of Che

Amount

Earth work excavation in all soils except Medium rock/hard rock requiring blasting and conveying for Formation of bund with lead 0 m to 22 Km by deploying earth moving machineries and tippers including benching formation of bunds, breaking clods, ramming, sectioning, Compacting the earth by extra watering and consolidation by using power roller including hire charges etc. complete complying with standard specifications and as directed by the departmental officers

Earthwork excavation in all soils except hard rock requring blasting by depolying earth moving machinery and c0nveying the excavated earth with a lead of 5KM by tippers to the low lying area including filling, levelling forming surface as directed by the fild engineers excluding the cost formation of bund , benching breaking clods, sectiong etc ., complete complying with standard specification and as directed by the departmental officers.

Earth work excavation for foundation in all soils and full depth as may be directed by the departmental officers except hard requiring blasting including shoring with and baling out water wherever necessary and refilling the sides of foundation with excavated solis in layers not exceeding 15cm thick well rammed and consolidation and depositing including all initial leads lift, etc. complete complying with standard specification and as directed by the departmental officers(open excation)

Earth work excavation in all soils except Medium rock/hard rock requiring blasting and conveying for Formation of bund with lead 0 m to 100 Km by deploying earth moving machineries and tippers including benching formation of bunds, breaking clods, ramming, sectioning, Compacting the earth by extra watering and consolidation by using power roller including hire charges etc. complete complying with standard specifications and as directed by the departmental officers

upplying and spreading of gravel including stacking the same for premeasurements and watering consolidation, ramming etc., complete complying with standard specifications and as directed by the departmental Officers.

Supplying and spreading sand gravel mix ratio of 1 : 1 for 15 cm thick over the top of bund and other places as required at site of work including watering and consolidation using power roller, etc, complete complying with standard specifications and as directed by the departmental officers.

Providing and placing in position of plain cement concrete M 10 grade using M Sand and hard blue granite broken stone jelly of size 20 mm size mixing with mixer machine including the cost of bailing/pumping out the surface water wherever necessary laying the concrete in layers of not exceeding 15 cm thick, compacting, consolidation by finishing, watering, curing, etc., complete complying with standard specifications and as directed by the departmental officers

Supplying and laying of ready mix for M 30 grade of concrete having charaterstic strength not less than specified in the IS 456 - 2000 using Ordinary portland cement with minimum cement content of 300 Kg / cum confirming to IS 8112. Coarse aggregates having a specific gravity of 2.60 using 20 mm down graded hard blue granite broken stone jelly and fine aggregate without flyash as per IS 383 - 1970 ( 2007 ) with suitable water cement ratio not less than 0.45 and not exceeding 0.50 of water quality confirming to IS 456 - 2000 including use of plasticizer of approved make & dosage of required grade at all locations and levels with specified high workability as per IS 1199 - 1959 ( 2004). The initial & final setting time confirming IS 12269 - 1987 ( 2004 ) with maximum temperature of concrete at the time of placing should not exceed 32 0 C. The admixtures affecting the quality and strength of the concrete should not be used and should confirm IS 9103 - 1979 [ usual admixture - Air entraining & water reducing ]. Iincluding the cost of hire charges for pump and pumping charges to the required locations & levels as specified by the Engineer - in - charge,. laying, compacting, consolidation by using vibrators, finishing, watering, curing, testing charges as per IS 456 - 2000, 4031 - (Part 3 & 6 ) / 1988 (2005) & (Part 2) / 1999 (2004) and 516 / 1959 (2004), 4926 - 1976 (1990), mix design details to be got approved before commencement of the work adopting pour card system and other OK cards. Excluding the cost of form works, centering and shuttering placed in position etc, complete complying with standard specifications and as directed by the departmental officers. (RCC work at site)

Supplying, fabricating and placing in position Mild Steel / Ribbed Tor Steel for all RCC works as per design & drawing given including cost of steel, binding wire and labour charges for cutting, bending, laying in position and tying with binding wire etc, complete complying with standard specifications and as directed by the departmental officers.

Supplying and erecting centring for vertical plain / RCC concrete walls of supply channel, retaining wall etc of follwing 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 (Vertical centering)

Vertical 0 m to 0.9 m height

Vertical 0 m to 2.70 m (or) 3.00 m height

Vertical 3.00 m to 4.00 m height

Vertical 4.00 m to 5.00 m height

Vertical 5.00 m to 6.00 m height

Vertical 6.00 m to 7.00 m height

Vertical 7.00 m to 8.00 m height

Supplying and erecting centering for sides and soffits and strutting upto 3.0 m height for plane surfaces such as RCC works etc, with 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 10 cm x 6.5 cm spaced @ about 90 cm C / C and supported by Casurina props of 10 cm to 13 cm spaced @ 75 cm C / C, and removing the same without any damages etc., complete complying with standard specifications and as directed by the departmental officers. (Horizontal centering)

Dewatering using 10 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 incidental charges etc., complete. complying with standard specification and as directed by the departmental officers.

Supplying and Fixing of Bitumen pad for 12mm thick inclding all materials at site , all labours , tranportation , other necesssary equipment which is essential for fixing at site etc.,omplete, complying with standard specifications and as directed by the departmental officers.

Supplying and turfing ( 5 cm thick ) the front and rear slopes of the bund including initial watering with a lead of 50 m, conveying the turf with a necessary lead for turfing including trimiming rear side slope, laying and watering for 15 days etc., complete complying with standard specifications and as directed by the departmental officers

Supplying and Fixing of Man holes cover (SFRC) of 600 mm X 600mm all labours, tranportation, other necesssary equipment which is essential for fixing at site etc.,omplete, complying with standard specifications and as directed by the departmental officers of work.

Supplying and fixing PVC Water Bar 150 mm width with Singled Bulb which is essential for fixing at site etc., complete complying with standard specifications and as directed by the departmental officers.

GST 18 % in Figures

M/s. Ayyavoo Associates