Ettayapuram TP_ GF_2025_2026_Sump

Earth work excavation and depositing on bank with initial lead of 10 meters and initial lift of 2 meters in hard stiff clay, stiff block cotton hard red earth, murrains, gravel stoney earth and earth mixed with small size boulders and hard gravel soil etc., complete as per standard specification

A)Hard stiff clay, stiff black cotton, hard red earth, shales etc.

B)Soft disintegrated rock, laterite, soft rock, kankar not requiring blasting

C)Medium rock and dence medium rock not requiring blasting

Plain Cement Concrete 1:4:8 (one cement,four sand and eight aggregate) mix using 40mm gauge hand broken hard granite stone jelly for foundation including dewatering if found necessary and laid in layers of not more than 15cm well rammed etc., complete complying with standard specifications.

Supplying and erecting 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, Slabs, Landing Slabs, Beams Canopy, Side Slab (or) Square (or) Round columns etc., as detailed below with all cross branching 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) For 0.00 to 3.30 M (Plane Surface)

B) For 0.00 to 3.30 M (Curved Surface)

C) For 0.00 to 3.30 M (FOR ROUND COLUMN)

D) For 3.30 M- 4.3 M (Plane Surface)

E) For 3.30 M TO 4.30M (Curved Surface)

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

A) Beyond 1.50 m & upto 4.50 m below GL

B) Upto 1.50 m Below GL

C) Upto 4.50 m above GL

Supplying and fixing in position of 0.60 x 0.60 m size water tight C.I Manhole frame with cover of approved pattern at the roof slab including the cost of men & materials complying with standard specification and as directed by the Engineers.

Plastering with cement mortar 1:3 ( One cement and Three sand) mix to 10 mm thick including cost and conveyance of all materials to site and all labour charges etc., complete as per standard specification

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.

Provision for supply & fixing of MS ladder including Painting etc. complete.

Refilling the foundation with excavated Soil (other than sand) in layers of not more than 15cm thick, watering, well ramming, consolidating, complying with standard specification and as directed by Officers.

Supply and delivery of Open well Submersible pump set conforming to IS 14220 /2002 and as amended thereafter and BEE 3 Star Rated capable of discharging the following duties due to all causes. The pump shall be with stainless steel shaft and dynamically balanced bronze mixed type impeller, CI FG 200 grade casing and brass screws and rotor shall be of copper rod as per IS 613/1984 with ISI mark. The pump suitable for installation in sump with 1.1KV grade 3 core suitable copper flat submersible cable to a length of 15m with necessary cable joints. The non-return valve located at the top of the pump in the discharge outlet connection is to be designed with minimum friction. The pump should be directly coupled to 2880 RPM, three phase, 50 Hz (±5), 415V+6% & 415V-15% squirrel cage induction motor suitable for DOL upto 5 HP, Fully Automatic Air break Star Delta up to 20 HP and Auto Transformer starter for above 20 HP starting and for continuous operation.

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