5. Construction of 30000 litres capacity OHT at Ward No 05 Pandian Street in Karumandichellipalayam Town Panchayat

Amount

Earth work excavation for foundation in all soils and sub soils and to full depth as may be directed except in rock requiring blasting but inclusive of shoring and strutting and balling out water wherever necessary refilling the sides of foundation with excavated earth in layers of not more than 15cm thick well rammed and consolidated depositing the surplus earth within the compound with an initial lead of 10cm and lift of 2m in places shown by the departmental officers clearing and levelling the site etc., complete complying with standard specification i) First depth of 2m - All types of Soil

ii) SDR

Sand filling for foundation with clear river sand including cost of sand, watering, remming and consolidation etc., complete as directed by departmental officers.

Plain Cement concrete 1:4:8 (one cement four sand and eight Coarse aggregate) using 40mm hard broken granite Metal for foundation including dewatering if found necessary and laid in layers of not more than 15cm thick well rammed and consolidated complying with standard specification.

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 content of 325 kg/mᶾ and maximum water cement ratio of 0.55, 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). A) 1.5m to 4.5m below G.L.

B) 0m to 1.50m below G.L.

C) 0m to 4.5m from G.L.

D) 4.5m to 7.32m from GL

E) 7.33m to 10.98m from GL

Supplying and eracting centering for sides and soffits including supports and strutting upto 3.00m height for plane surface such as RCC Slab, Rectangular Beams, Tee (or) ELL Beams, Lintel Bed Block, Slbs, Landing Slabs, Beams Canopy, Side Slab (or) Square (or) Round columns etc., as detailed below with all cross branchings using M.S. Sheets of size 80cm x 60cm and B.G. 10 stiffended with welded M.S. Angles of size 25 x 25 x 3mm for boarding laid over silver oak or country wood joints of 10cm to 30cm to dia spaced at 75cm c/c etc., complete complying with standard specifications as directed by departmental officers etc., complete. A) PLANE SURFACE a) Below G.L.

b) G.L. to 3.30m

B) CURVED SURFACE a) 0 to 3.30 m

C) SQUARE COLUMN a) Beow G.L.

Painting two coats with approved emulsion paint over one coat of priming coat over cement plastered exposed surface of the Reservoir including cleaning, preparing the surface and curing etc., complete and as directed by departmental officers.

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

Providing manhole cover of size 0.60x0.60m in Reinforcement concrete 1:11/2:3 (One cement one and half and three metal) with suitable reinforcement 50x50x6mm MS angles fixed along-edges as as directed by departmental officers.

Provision for GI pipe connection arrangements for inlet outlet, 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 per standard specification. 80mm GI Pipe

Refilling the foundation with excavated earth including consolidation as directed by departmental officers.

SHREE SIMHA AND CO (BID ID -1193469)