Construction of 60000 litrs OHT (12m Stagging Height) at Uliyanallur Village in Uliyanallur Panchayat

Construction of 60000 litrs OHT (12m Stagging Height) at Uliyanallur Village in Uliyanallur Panchayat

Earthwork excavation and dwposition on bank with an initial lead of 10m and lift of 2m in the following classification of soils as directed by Board officers. Hard stiff clay, block cotton, hard red earth, shales, murram, ordinary gravel, stoney earth and earth mixed with small size boulders for foundation SS 20B

First depth

Second depth

Sand filling with clear river sand including watering, consolidation etc.,complete for Foundation as directed by Bd officers

Cement concrete 1:4:8 (one cement four sand and eight aggregates) using 40mm HBGS for levelling course for fooundation including the cost of mixing concrete, ramming, curing etc., complete as directed by Board officers.

RCC 1:11/2:3 using 20mm HBG Metal excluding cost of reinforcement, centering, shuttering strutting, but including cost of mixing concrete, placing, vibrating with mechanical vibrator, finishing

Upto GL

Above Gl and Upto 4.50m Height

Above 4.50m and upto 7.32m Ht from GL

Above 7.32m and upto 10.98m Ht from GL

Above 10.98m and upto 14.64m ht form GL

Above 14.64m and upto 18.30m ht form GL

Provinding steel centering using MS plates of size 90cmx60cm 13 grade to 10 grade thick welded with 25mmx25mmx3mm MS angles supported with country wood stantling of size 10cmx6.5cm at 90 cm C/C strutting with casurina props of 100m to 13cm dia as directed by Board Officers.

SQARE Surface

Columns above 3.30m upto 4.30m ht from GL

Columns above 4.30m upto 5.30m ht from GL

Columns above 5.30m upto 6.30m ht from GL

Columns above 6.30m upto 7.30m ht from GL

Columns above 7.30m upto 8.30m ht from GL

Columns above 8.30m upto 9.30m ht from GL

Columns above 9.30m upto 10.30m ht from GL

Columns above 10.30m upto 11.30m ht from GL

Columns above 11.30m upto 11.40m ht from GL

Plane Surface

Below G.L and upto 3.30m ht above GL

From 5.30m to 6.30m htabove GL

From 8.30m to 9.30m ht above GL

From 11.30m to 12.30m ht above GL

Curved Surface

Upto 3.30m height (From Floor Slab)

From 3.30m to 4.30m Height (From Floor Slab)

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 Board officers.

Painting two coats using approved quality Cement Paint over one cost of priming coat exposed surface of the Reservoir including cleaning, preparing the surface and curing etc., complete and as directed by Board officers.

Supplying and Fixing in Position of Cut Stone set in Cm 1:3 using roughly dressed cut stone supporting inlet pipe inside the tank and as directed by the officers

Provision for pipe connection arrangements for inlet outlet, scour and overflow etc., includeing 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.

For Inlet Arrangements

80mm GI Pipes

80mm GI Coupling

80mm GI Bend

80mm GI Flange Set

90mm x80mm PVC Threaded Coupler

For Outlet Arrangements

80mm GI Pipes

80mm GI Coupling

80mm GI Bend

80mm GI Flange Set

80mm GM Gate Valve

65mm GM Gate Valve

90mm x80mm PVC Threaded Coupler

90mm x 63mm PVC Reducer

For Source Arrangements

80mm GI Pipes

80mm GI Coupling

80mm GI Bend

80mm GI Flange Set

80mm GM Gate Valve

90mm x80mm PVC Threaded Coupler

For Outlet Arrangements

80mm GI Pipes

80mm GI Coupling

80mm GI Bend

80mm GI Flange Set

90mm x80mm PVC Threaded Coupler

Rubber Sheet

Bolt and Nuts

Labour Charges

80mm GI Pipe Cutting

80mm GI Pipe Threading

Labour charges for Ercting Lifting Positioning GI Pipes in Vertical direction and providing interconnection with service reservoir

Fabrication,supply, delivery and fixing of outside MS ladder of 45cm wide made out of 50x50x6m MS angle for sides and steps in 16mm MS plain rods fixed at 30cm centre to centre welded, jointed etc., providing with suitable side supports, clamps, and locking arrangements provided with one coat of red oxide paint for providing access to roof top of 10,000 lit. capacity OHT of suitable inclined length, including bottom anchorage and transportation and as directed by Board officers.

Supply and delivery and fixing position of CI man hole cover and frame of Size 60x60cm on roof slab and as directed by the officers The manhole frame and cover should be of light duty and conforming to ISI 1726/1974

Supply and Delivery and Fixing in Position of 150mm dia AC Ventilators on the roof Slab and as directed by the officers

Refilling the Foundation for Service reservoir with excavated earth (other than sand) in layers of 15cm thick well rammed,watering and consoildating etc Complete complying with standard Specification as directed by the officers

Providing 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 x 15cm and step slab of 25mm x25mm etc., complete and as directed by Board officers.

90mm PVC Pipe 6Ksc

Cement Solvent

Earth work excavation and depositing on bank with initial lead and lift including all charges

Laying and jointing of PVC Pipe into trench

Refilling the earth work after into trench

Provision for Fencing Arrangements

Earth work excavation and depositing on bank with initial lead and lift in all soil for etc Complete

Cement concrete 1:4:8 (one cement four sand and eight aggregates) using 40mm HBGS for levelling course for fooundation including the cost of mixing concrete, ramming, curing etc., complete as directed by Board officers.

Brick Work in CM 1:5 mix using Country Brick including cost and conveyance of all charges etc completed

Cement concrete 1:2:4 (one cement two sand and four aggregates) using 20mm HBGS for levelling course for fooundation including the cost of mixing concrete, ramming, curing etc., complete as directed by Board officers.

Supply and Fixing 75 X 75 X 6mm L Angle including cost and conveyance of all charges etc completed

Supply and Fixing of Steel Gate including cost and conveyance of all charges etc completed

Supply and Erecting centering for side and soffits including cost and conveyance of all charges etc completed

Supply and Fixing of Chain Link 2"x2" using 10 Gauge two play and four proposed galvanished iron wire of all size including cost and conveyance of all charges etc completed

Supply and Delivery of Barbed wire using 10 Gauage two Play and four Proposed gaivanish iron wire of all size including cost and conveyance all labour charges etc complete.

Plastering with cement mortar 1:5 mix to 12mm thick including cost and conveyance of all materials to site and all labour charges etc

Colour washing two coats with approved plastic emulsion paint inlcuding cost and conveyance and all labour charges etc,..completed..

GST Amount for providing Service to Government Contract Works for the above Construction & Maintenance Works. { GST Amount is the Total GST Amount for overall quoted amount (Both Construction and Maintenance) above this row in column "BB" for all works in this package} (Refer Clause 13.2 & 13.3 of Section 2 of Instruction to Bidders (ITB) of SBD)

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