Construction of 30000 litres Capacity OHT at Ward No 04 Amman Nagar in Kembanaickenpalayam Town Panchayat

Amount

Earthwork excavation and depositing on bank with an initial lead of 10m and lift of 2m in the following classification of soils as directed by TWAD board officers. A.Hard stiff clay black cotton, hard red earth, shales, murram, ordinary gravel, stoney earth and earth mixed with small size boulders for foundation SS 20B a) First depth of 2m

b) Second depth of 1m

Sand filling with clear M sand including cost of sand watering, ramming and consolidation etc complete as directed by officers.

Cement concrete 1:4:8 ( One of cement, four of sand and eight aggregates) using 40mm HBGS for leveling course including the cost of mixing, curing etc., complete as directed by 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 325Kg/ 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 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 - For items 1.5m to 4.5m Below GL

0m to 1.5m Below G.L.

0m to 4.50m Above GL

4.51m to 7.32m from GL

7.33m to 10.98m from GL

10.99m to 14.64m from GL

14.65m to 15.30m from GL

Supplying and erecting stee centering for sides and soffits including necessary supports and shuttering to the required height for RCC items using MS angles of size 25mm×25mm×3mm of boarding, laid oversilver oak joints of size 10cm × 6.5cm speced as 90cm centre to centre and supported by casurina props of 10cm to 13cm dia spaced at 75cm centre to centre complying with standard specifications etc., completed and as directed by officers. A) Plane surface Below G.L.

0m - 3.30m Above GL

B)Curved surface 0 to 3.30m

C)Square columns Below GL

Special ceiling Plastering in Cement Mortor 1:3 Mix (one Cement, Three sand ) 10mm thick including cost and conveyance of all materials to site, loading and unloading charges and labour charges for mixing, laying and curing etc. complete . complying with std. specifications

Painting the new walls two coats over one coat of priming with best Emulsion paint of approved colour and quality including preparation of surface and finishing neatly etc., complete complying with standard specification and as directed by the department officers etc., complete complying with standard specifications.

Supplying fabricating and placing in position of HSD steel rods for reinforcement including the cost of steel and binding wire etc., complete and as directed by officers.

Fabrication, supply, delivery and fixing of outside MS Lad?der of 45cm clear wide made out of 50 mm x 50mm x 6mm MS angle for both sides and for steps at 30cm C/C welded jointed etc ., for I staging from GL to 1st level brace (weight 4.5kg/m) IInd and IIIrd staging upto floor slab and IVth staging from floor slab to roof top. Supply, delivery and fixing of 32 mm GI pipes medium for hand rails from I stage to IVth stage. RCC M30 Grade mix for Landing slab 5 Nos. at Ground Level- 1No. and above Ground Level - 4Nos. Supply and fixing of 32mm GI pipe medium for hand rails for the Landing slab. Supplying and fixing of MS Base plate of 100mm X 100mm X 6mm thick for fixing Anchore fastener bolt for fixing of hand rails at Landing slab and MS Ladder providing locking arrangements with two coats of approved enamel paint over one coat of red oxide paint as per approved Type Design and as directed by TWAD board officers. TWAD SOR 2024-2025 Page No : 92, Unique Code : WD-M1474

Providng and fixing of RCC inner access ladder in RCC 1:1.5:3 (One cement, one and half sand and three aggregates) using 20mm HBG stone for OHT including cost of reinforcement, placing grill in position, centering, shuttering charges, mixing concrete curing etc., to required height and clear width of 45cm consisting of two Nos. of vertical post of 10cm× 15cm and step slab of 25mm × 25mm etc., complete and as directed by officers.

Providing PVC ventilating arrangements mosquito proof nylon net with 110mm PVC cowl and as directed by officers.

Providing cut stone slab in CM 1:3 and as directed by officers.

Providng manhole cover of size 0.60 x 0.60M in RCC inner 1:1.5:3 with suitable reinforcement and 50x50x6mm MS angle fixed along edges and as directed by officers. (Manhole Cover 60 x 60cm (Heavy Duty) with Frame)

Painting Name board emblem on the SR with enamel paint as per board's specification and as directed by officers.

Provision for pipe connection arrangements for lnlet, outlrt, scour and overflow etc., including cost of pipes, specials, valve, labour charge for lifting, aligning, cutting, threading, fixing and painting of GI pipes with two coats of approved quality enamel paint etc., complete as detailed below.65mm Φ GI pipes TWAD SOR 2024-2025 Page No : 27, Unique Code : WD-M 0490

Vino Construction (BID ID -1265821)