CONSTRUCTION OF 30000 LITRES CAPACITY SERVICE RESERVOIR (12.00M STAGING HEIGHT) AND EXTENSION OF PIPELINE AT VADAKKANKULAM CLUSTER IN VEPPILANKULAM VILLAGE

Earth work excavation and depositing on bank with initial lead of 10m and lift of 2m in hard stiff clay, stiff black cotton, hard red earth, shales, murram, gravel, stoney earth and earth mixed with small size boulders in hard gravelly soil etc. complete as per SS20B for foundation.

Filling the foundation with river sand including cost and conveyance and all labour charges etc complete as per standard specification

Cement concrete 1:4:8 mix using 40mm HBG metal including cost and conveyance of all materials to site including cost of cement which will be supplied departmentally section store at Melaneelithanallur and same cost will be recovered from the contractor's bill including handling charges from both ends including all labour charges for mixing , laying, compacting and curing and other incidental 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 cementcontent of 400 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)

0m to 1.50m below GL

0m to 4.50m fromGL

7.33M to 10.98M from GL

Above 10.98m to 14.64m ht.,

Above 14.64m to 18.30m ht.,

Supplying and erecting centering shuttering including necessary supports for plane surface in foundation and basement and in all floors for R C C column footing column plinth beam, beams, roof slabs, staircase steps, bed blocks, critical pier etc using mild steel sheets of size 90 x 60 cm and 10 guage stiffened, welded with mild steel angles of size 25mmx25mmx3mm for boarding laid over silver oak (country wood) scantlings of size 10cm x 6.5cm spaced of about 90cm centre to centre and supported by casurina props of 10cm to 13cm dia spaced at 75cm centre to centre complete complying with standard specifications and as directed by departmental officers including conveyance of all materials to site and proper centering etc complete. Plane surface Below GL&Upto 3.30m ht.

From 5.30m-6.30m ht.

From 8.30m to 9.30m ht.

From11.30m to 12.30m ht.

Curved Surface 0-3.3m height

Square column upto 3.30m ht.

From 5.30m to 6.30m ht.,

From 6.30m to 7.30m ht.,

From 7.30m to 8.30m ht.,

From 8.30m to 9.30m ht.,

From 9.30m to 10.30m ht.,

From 10.30m to 11.30m ht.,

From 11.30m to 12.30m ht.,

Supplying and fabrication of steel including cost and conveyance of all materials to site including cost of steel which will be supplied departmentally section store at Melaneelithanallur and same cost will be recovered from the contractor's bill including handling charges from both ends including all labour charges for cutting rods, bending rods ,tying grills and placing in position and other incidental charges etc. complete.

Exterior Emulsion painting two coats with best approved quality and colour paint over one coat of Base coat including cost and convyance of all materials to work site and labour charges etc., complete.

Providing and fixing of RCC inner access ladder in M30 concrete for OHT including cost of reinforcement, placing grill in position, centering shuttering charges, mixing concrete curing etc., complete and as directed by the Departmental Officers Officers.

Fabrication, supply, delivery and fixing of outside MS Ladder 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

Supplying and fixing of steel handrails of 0.90m ht using GI Pipes and MS flat over the top of roof slab of approved pattern and design including the cost of all materials and labour charges etc.

Providing Manhole cover of size 0.60x0.60 m in RCC 1:11/2:3 mix with suitable reinforcement and 50x50x6mm Ms angle fixed along edges and as directed by the Departmental Officers

Refilling the foundation with excavated earth including all labour charges etc. complete.

Supply and delivery of following items 65mm GI Pipe

65mm GI Tee

65mm GI bend

65mm Gi Elbow

65mm GI flangeset

65mm GI hexnipple

65mm Gate Valve

Laying and Jointing 65mm GI Pipe

supply and delivery of 75 mm OD 6 Ksc PVC pipe

Earthwork excavation and depositing on bank with an initial lead and lift in hard stiff clay, stiff black cotton, hard red earth, earth mixing with small size boulders etc. complete

Refilling with excavated soil complying with standard specification in layers of 15 cm thick well rammed and consolidted after the pipes and specials ars laid and tested

Laying and jointing of 75mm PVC pipe

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