Construction of Bridge across Buckle odai at Karuthapalam Junction at thoothukudi corporation

Amount

Dismantling, clearing away and carefully stacking materials useful for re-use for Reinforced cement using with deploying machineries directed by departmental officers

Boring, Providing and installation bored cost-in-situ reinforced cement concrete piles 450mm dia of grade M-35 of specified diameter and length below the pile cap to carry a safe working load not less than specified excluding cost the cost of steel reinforcement but including the cost of boring with bentonite solution and temporary casing of appropriate length for setting out and removal of same and the length of pile to embedded in the pile cap etc, by the percission drilling using Direect mud circulation (DMC) or Bailer and Chisel technique by tripod and Mechanical winch machine all complete including removal of excavated earth with oils its lifts and leads Note : Truck Mounted rotary/ TMR/ Tube well boring machine shall not be used.

Earth work excavation for foundation in Hard stiff clay, stiff black cotton, hard red earth, shales murram, gravel,stoney earth and earth mixed with small size boulders SS.20B and Sand, silt or other loose soil, wet sand,or silt not under water, light black cotton soil, sandy loam ordinary soil and to full depth as may be directed except in hardrock requiring blasting inclusive of shoring shuttering and baling out water and cleaning and levelling the site etc.,complete 10 cum.

Plain Cement Concrete 1:4:8 (one cement four fine aggregates and eight coarse aggregates) using 40mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges and all incidential charges such as water providing etc., complete as per standard specification.

Supplying and erecting steel shuttering for sides and soffits inculding supports and strutting upto 3.29m height for plane surfaces as detailed below in all floors with all cross bracings using mild steel sheets of size 90cmx60cm and BG 10 gauge stiffened with welded mild steel angles of size 25mmx25mmx3mm for boarding laid for siver oak joists of size 10cmx6.50cm spaced at about 90cm centre to centre and supported by the casurina props of 10 cm to 13 cm dia paced at 75 cm centre to centre or at suitable intervals etc.,complying with standard specifications-the payment for centering shall be made only after concete laid. (P & D) .

(a) For Vertical centering

(b) For plane surfaces such as rectangular or square RCC columns, sunshades, top and bottom slab of RCC boxing, etc.

Providing and laying in position, Standardised Concrete Mix M-35 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 cementcontent of 425 kg/m3 and maximum water cement ratio of 0.45, including admixture (plasticiser / superplasticiser) 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.) 5156 kg. of 10-12mm machine crushed stone jelly and with about (4.79 cu.m') 7670 kg. of crushed stone sand, but excluding cost of reinforcement grill and fabricating charges, centering and shuttering and also including laying, vibrating with mechanical vibrators, finishing, curing, etc. and providing fixtures like fan clamps in 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). (a) For foundation & Basement

Providing and laying in position Standardised Concrete Mix M-40 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 contenet of 440 Kg/ cum and maximum water cement ratio of 0.40 including admixture (Plasticiser / super plasticiser) in recommended proportions as per IS 9103 to accelerate, related setting of concrete, improve workability without impairing strength and durability with about (5.0cum), 7730Kg of 20mm machine crushed stone jelly and with about (3.3 cum), 5156kg of 10 - 12mm machine crushed stone jelly and with about (4.79cum) 7670 kg of sand, but excluding cost of reinforcement grill and fabricating charges centering and shuttering but iProviding and laying in position Standardised Concrete Mix M-40 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 contenet of 440 Kg/ cum and maximum water cement ratio of 0.40 including admixture (Plasticiser / super plasticiser) in recommended proportions as per IS 9103 to accelerate, related setting of concrete, improve workability without impairing strength and durability with about (5.0cum), 7730Kg of 20mm machine crushed stone jelly and with about (3.3 cum), 5156kg of 10 - 12mm machine crushed stone jelly and with about (4.79cum) 7670 kg of sand, but excluding cost of reinforcement grill and fabricating charges centering and shuttering but including laying, vibrating with mechanical vibrators, finishing, curing, etc and providing fixtures like fan clamps in the RCC floor wherever necessary without claiming extra cost etc., complete complying with standard specifications and as directed by the departmental officers - The Coarse and Fine aggregates to be used should comply with the requiremnents of IS standards. (No separate payment will be made by the Department for the excess usage of materials)

supplying and fabrication and placing in position MS or Ripped Tor Steel bar for all RCC works as per design given including cost of steel and binding wire also in all floors and all labour charges including cutting bending and tying as per standard specification.

Providing fusion bonded Epoxy coating not less than 175 microns thickness and up to 300 microns to reinforcement of all diameters as per I.S code 13620 - 1993 for including testing of coating at plant . The cost is inclusive of cost on account of careful handling, PVC coated binding wires, touchup material supplied by coating agency, repair work, loading, unloading and strengthening of bent rods etc, complete as per specification and as directed by the Engineering in charge Rate as per TWAD board 2022-23 Pg.No : 95

For 8mm to 16mm

For 20mm to 32mm

Providing expansion joint pad 20mm thick. The rate including cost of material, labour charges etc complete

Providing and laying in position Standardised Concrete Mix M-30 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 contenet of 400Kg/ cum and maximum water cement ratio of 0.55 including admixture (Plasticiser / super plasticiser) in recommended proportions as per IS 9103 to accelerate, related setting of concrete, improve workability without imparing strength and durability with about (5.0cum), 7730Kg of 20mm machine crushed stone jelly and with about (3.3 cum), 5156kg of 10 - 12mm machine crushed stone jelly and with about (4.79cum) 7670 kg of sand, but excluding cost of reinforcement grill and fabricating charges centering and shuttering but including laying, vibrating with mechanical vibrators, finishing, curing, etc and providing fixtures like fan clamps in the RCC floor / roof slabs wherever necessary without claiming extra cost etc., complete complying with standard specification and as directed by the departmental officers.

Providing and laying in position Standardised 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 contenet of 3250Kg/ 10cum and maximum water cement ratio of 0.55 including admixture (Plasticiser / super plasticiser) in recommended proportions as per IS 9103 to accelerate, related setting of concrete, improve workability without imparing strength and durability with about (5.0cum), 7730Kg of 20mm machine crushed stone jelly and with about (3.3 cum), 5156kg of 10 - 12mm machine crushed stone jelly and with about (4.79cum) 7670 kg of sand, but excluding cost of reinforcement grill and fabricating charges centering and shuttering but including laying, vibrating with mechanical vibrators, finishing, curing, etc and providing fixtures like fan clamps in the RCC floor / roof slabs wherever necessary without claiming extra cost 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 requiremnents of IS staandards. (No separate payment will be made by the Department for the excess usage of materials)

Painting Two coats with approved cement paint over cement plastered wall surfae, ceiling and other new surface and including cleaning preparing the surface and curing etd.,complete.

Providing filter media behind the abutments

Filling well gravel behind abutment & return wall

Providing seepage pipes in Abutments - PVC 110 mm dia - 6kg/sqcm

Dewatering using 10Hp diesel engine pumpset including hire charges,Bund formation around pile cap,cost of diesl,engine oil,pump operator,labour charges , conveyance of pumpset and fuel to site and back,loading,unloading and any other incidential charges etc., complete