2025 - 26 15th Fin Tied Grant 2nd ward 8 Rs 15.00

Earth work excavation for foundation and depositing on bank with in the initial lead of 10m and a lift of 2m in hard stiff clay, stiff block cotton, hard red earth, shales, murram, gravel, stoney earth and earth mixed with small size boulders etc.,as per SS 20 A. TNDSS NO: 23 & 24 VI (S2) VI,VII 9,10 with standard specifications. as per SS 20 B TNDSS NO: 23&24VI (S2), VII 9,10 ii)Foundation of Abutments, Piers and Wings

Plain cement concrete Using 1:4:8 mix (One part of cement, four part of sand and Eight part of aggregates) using 40mm ISS HBG metal inculding cost and conveyance of all materials to work site and all labour charges for mixing , laying, consolidating and curing etc complete as per the standard specifications. TNDSS NO:28 V, VI (S2) V, VI(S5A) VII

Supplying and errecting centering to sides and soffits inculding supports and strtting for drainage sides and culvertbody wall sides using 90cm x 60cm and B.G 10stifened with welded mild steel angles of size 25mm x 25mm x 3mm for boarding laid over(silver oak joists) of size 10cmx6.50cm spaced at about 90cm including all labour charges and cost and conveyance of all materials to site etc. complete complying with standard specification. TNDSS NO. 30 & 86 i) Side wall up to 1.00 m

ii) Side wall above 1.00 m

iii) RCC Works

Vibrated plain cement concrete 1:1/2:3 Mix (one part of cement, two part of sand and Four part of aggregate) using 20mm size ISS HBG metal from approved quarry inculding cost and conveyance of all materials to site. Loading and unloading charges and labour charges for mixing. Laying and curing etc. complete. complying with Standard. specifications. TNDSS No.24.

Vibrated plain cement concrete 1:2:4 Mix (one part of cement, two part of sand and Four part of aggregate) using 20mm size ISS HBG metal from approved quarry inculding cost and conveyance of all materials to site. Loading and unloading charges and labour charges for mixing. Laying and curing etc. complete. complying with Standard. specifications. TNDSS No.24.

Providing and laying in position, standardised concrete Mix M-25 Grade in accordance with IS 456 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 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 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).(M- 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 standards.

Supplying, fabricating and placing in position Mild Steel / Ribbed Tor Steel grills for all RCC works as per design given including cost of steel and G.I. binding wire in all floors etc. complete complying with standard specification. (Contractor has to make his own arrangements for the supply of steel and binding wire)

Providing and fixing seepage pipes of 100.00 mm PVC Pipes of requried lengths for abutments and wings inculding cost and conveyance of all materials to worksite, cost and loburs for 900 mm dia. semi-spherical backfill arrangements with100mm sizebroken granite chips at the periphery and labours charges for fixing etc., complete to drain the backfill in the abutments and wings.