Construction of a check dam across Nallathangal Odai in Porulur Village of oddanchatram taluk in Dindigul District.

Amount

Clearing the scrub Jungle and destroying the same effectively complete complying with standard specification and as directed by the departmental officers

Earth work excavation and depositing on bank with initial lead of 10m and initial llift of 2m in Hard stiff clay,stiff black cotton ,hard red earth, shales, murram, gravel, stoney earth and earth mixed with small size boulders(SS20B),Soft disintegarated rock,laterite,soft rock or kankar not requiring blasting complete complying with standard specifications and as directed by the departmental officers (Open Excavation)

Earth work excavation and depositing on bank with initial lead of 10m and initial llift of 2m in Hard stiff clay,stiff black cotton ,hard red earth, shales, murram, gravel, stoney earth and earth mixed with small size boulders(SS20B),Soft disintegarated rock,laterite,soft rock or kankar not requiring blasting complete complying with standard specifications and as directed by the departmental officers(Narrow Excavation)

Providing and laying Plain Cement concrete of M10 grade (Design Mix) using 40mm HBGS jelly (well graded) confirming to IS specified grading (to produce concrete of the specified grading and characteristic strength of 10N/mm2 at 28 days) and mixing the ingredients by mixer machine including dewatering by bailing/pumping wherever necessary laying the concrete in layers and in bays with all leads and lifts,compacting and finishing the surface, watering, curing etc.,complete complying with standard specifications and as directed by the departmental officers.

Providing and Laying in position, Plain Cement concrete M 15 grade (Design Mix) with well graded aggregates and the maximum nominal size of HBGS jelly of 20mm to IS specified grading and mixing by mixer machine ( to produce concrete of the specified characteristic strength of 15 N/mm2 at 28 days) including dewatering by bailing/pumping wherever necessary laying the concrete in layers and in bays with all leads and lifts, vibrating, compacting and finishing the surface watering, curing for various depth and height below and above ground level so as to attain the profile and strength specified in the drawings complete complying with standard specifications and as directed by the departmental officers.

Providing and Laying in position, Plain Cement Concrete of M 15 grade (Design Mix) with well graded aggregates and the maximum nominal size of HBGS jelly of 40mm and down graded confirming to IS specified grading and mixing by mixer machine ( to produce concrete of the specified grading and characteristic strength of 15N/mm2 at 28 days) including dewatering by bailing/ pumping wherever necessary laying the concrete in layers and in bays with all leads and lifts, vibrating, compacting, and finishing the surface, watering, curing, for various depth and height below and above ground level so as to attain the profile and strength specified in the drawings. complete complying with standard specifications and as directed by the departmental officers.

Providing and laying in position, Standardised Reinforced Cement Concrete 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 ( plasticiser / super plasticiser) in recommended proportions as per IS:9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability with about ( 5.0 cu.m) 7730 kg of 20mm machine crushed stone jelly and with about (3.3 cu.m) 5156kg. of 10-12mm machine crushed stone jelly and with about (4.79 cu.m) 7670kg of M.sand, but excluding cost of reinforcement grill and fabricating charges, centering and shuttering and also including laying, vibrating with mechanical vibrators,finishing,curing, 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 requirement of IS standards.( No separate payment will be made by the Department for the excess usage of materials) (For wearing coat)

Providing and laying in position, Standardised Reinforced Cement Concrete Mix M-25 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 350 kg/m3 and maximum water cement ratio of 0.50, including admixture ( plasticiser / super plasticiser) in recommended proportions as per IS:9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability with about ( 5.0 cu.m) 7730 kg of 20mm machine crushed stone jelly and with about (3.3 cu.m) 5156kg. of 10-12mm machine crushed stone jelly and with about (4.79 cu.m) 7670kg of M.sand, but excluding cost of reinforcement grill and fabricating charges, centering and shuttering and also including laying, vibrating with mechanical vibrators,finishing,curing, 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 requirement of IS standards.( No separate payment will be made by the Department for the excess usage of materials)

Providing steel centering for cement concrete block, column, footing, pedestal, plinthbeam, grade beam etc.,which require nominal strutting etc, using MS sheets 10 gauge thick of size 90 x 60 cm stiffened with MS angle of size 25mm x 25mm x 3 mm laid over silver oak joists of size 10 cm x 6.5 cm spaced at 90 cm c/c duly supported and removing the strutting after specified period without damaging the concrete laid complete complying with standard specification and as directed by the departmental officers.Scaffolding and centering charges for the structural components is inluding the cost and converyance of all material to the site including all labour charges and incidental charges etc., complete complying with standard specification and as directed by the departmental officers

Supplying and erecting centering for sides and soffits including necessary supports and strutting upto 3.29m height for vertical/sloped surface as detailed below with all cross bracings using mild steel sheets 10 gauge thick of size 90cm x 60cm stiffened with welded mild steel angle of size (25x25x3)mm laid over silver oak joists of size 10x6.5cm spaced about 90cm c/c and supported by casurina props of 10 cm to 13cm dia spaced at 75 cm c/c and removing the centering and shuttering after specified period without damaging the concrete laid, complete complying with standard specification and as directed by the departmental officers.Scaffolding and centering charges for the structural components is inluding the cost and converyance of all material to the site including all labour charges and incidental charges etc., complete complying with standard specification and as directed by the departmental officers

Supplying and fabrication of steel required for all RCC works involved in the schedule including cost of steel , cost of fabrication, labour charges for cleaning the rods straightening, cutting, bending, tying grills including over lapping to the required length wherever necessary and placing reinforcement in position as specified in the drawing including cost of binding wire provision for space bars, cover blocks and all other incidental charges etc., complete complying with standard specification and as directed by the departmental officers

Supplying and filling with M sand for inverted filter in layers of not more than 15cm thick, well watered, rammed and consolidated etc., complete complying with standard specification and as directed by the departmental officers.

Supplying and filling 40mm jelly for inverted filter with a thickness of 40cm over M sand filling as a filter media for concrete blocks including cost of materials, conveyance, labour charges for laying etc., complete complying with standard specification and as directed by the departmental officers.

Supplying and filling with gravel in between gaps of CC blocks including cost of gravel and stacking to the department gauge for premeasurement etc.,complete complying with standard specification and as directed by the departmental officers.

Rough stone dry packing for Revetment using new hard granite stones obtained from approved quarries including cost of wedges for filling the gaps, including cost and conveyance of all materials and all labour charges etc.,complete complying with standard specification and as directed by the departmental officers.

Supplying and laying of Launching apron revetment with Loose Boulders(jeddy stones) of each size greater than 300mm and weight more than 40kg including cost of labour etc complete complying with standard specifications and as directed by the departmental officers

Supplying and Fixing PVC pipes of size 75mm dia with having working pressure as ISI Standards (6 kg/cm2) for pressure relief holes(weep holes) etc., including all labour charges for fixing and cost and conveyance of all materials to the work site etc., complete complying with standard specification and as directed by the departmental officers.

Supplying and fixing PVC water Bar 150mm wide with single bulb including fixing,cost and conveyance of all materials to the work site etc., complete complying with standard specification and as directed by the departmental officers.

Supplying and fixing Bitumen felt 15mm thick pad for joints in the return wall,wing wall,abutment and retaining wall at 25m intervals including all labour charges for fixing etc., complete complying with standard specification and as directed by the Departmental officer.

Providing Filter media arrangements to the pressure relief holes in the rear side of return wall,abutment and retaining wall for a size of 45cmx45cmx60cm and filling with 20mm metal of 30cm thick in Ist layer and 40mm metal of 30cm thick in IInd layer, the rate is including cost of metals etc complete complying with standard specification and as directed by the departmental officers

Earth work in all soils except hard rock requiring blasting and conveying for formation of bund with all leads deploying earth moving machinery and tippers including benching, formation of bunds, breaking clods, Sectioning etc., complete complying with standard specifications and as directed by the departmental officers.(2Km lead at local)

KMC Associates, Theni