INFRASTRUCTURE AND AMENITIES FUND 2024-2025

Amount

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 i) Dressing the Bed Up To Sill level Bridge Portion :

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-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 0.45 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 Crushed Stone sand (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.

Providing and fixing Bitumen Pad For full width of seating of deck slab and includin cost and conveyance to worksite, labours for fixing the same in correct Position and all other incidental charges etc., complete -1 sqm M-0660 12mm thick

Wearing coat with Cement concrete of grade M30(1:1.2:2.4) using 20mm inclutding cost and conveyance of all materials, labours charces , vibrating charges including curing, finishing etc., complete as per standred specification and directed bby departmental officers.

Supplying and fixing GI DRAINAGE SPOUTS 100mmdiaas per GOI drawing SD/205 with grating arrangementsat top as shown in the drawing and 100mm dia drainagespout projecting atleast 300m beyond the bottomof deck slab as shown in the drawing, including costand conveyance of Galvanised iron pipes and flats andfixing them in position, etc., complete as per cl 2705 of MORT&H specification. (V Revision) PWD PAGE NO :266

GMARIAPPANANDCO (BID ID -1292744)