Construction of 60000 Litres OHT 12.00m height at Ellur, H/O Mayleripalayam in Madukkarai Block of Coimbatore District Package No TN02-159 under National RURBAN MISSION(NRUM) PHASE-I 2016-17 to 2018-19 Scheme

Construction of 60000 Litres OHT 12.00m height at Ellur, H/O Mayleripalayam

Earthwork excavation and depositing on bank with and initial lead of 10m and lift of 2m in the following classification of soils as directed by Deptal officers in 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

I st Depth of 0 to 2.0m

M-Sand filling for foundation with river sand including consolidation ramming etc,.

For Column Footing

Cement concrete 1:4:8 (one cement, four sand, and eight course aggregate of 40mm size hard blue granite broken stone ) for levelling course including the cost of mixing, placing the concrete in position, consolidating finishing and curing etc, complete

For Footing

RCC M30 concrete using 10 mm and 20 mm HBG sstone excluding steel, centering,chargesbut including mixing and curing etc complete.

For items 1.5m to 4.5m below GL

For items 0 to 1.50m below GL

For items 0m to 4.50m above GL

For items 4.51m to 7.32m above GL

For items 7.32m to 10.98m above GL

For items 10.98m to 14.64m above GL

For items above 14.64m & up to 18.30m from GL

Steel Centering, soffits of RCC works including strutting and shuttertting Charges etc. complete for the following

Plane surface

Below G.L

above G.l upto 3.3m ht

Square column

Ground level to 3.30m

Curved Surface

curved surface -upto 3.30m ht

Supplying, fabricating and placing in position of RTS grills for reinforcement for various members including cost of steel for all RCC works as directed by TWAD Board officers. The rate to include the cost of binding wire also.

Painting two coats with approved cement paint best quality over the outer wall surface including cost of cement paint etc. complete complying with standard specification as directed byTWAD Board officers..

Providing outside M.S Ladder of 45cm wide made out of 50x50x6mm MS angle for sides and steps fixed at 30 cm centre to centre etc.and providing of Landing slabs with hand rails using 32mm GI pipe and 40mmx6mm MS flat etc. as per approved design

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.,

Providing PVC Ventilation arrangement 2 nos mosquito proof nylon net with 65 mm GI pipe and spls as directed by the TWAD Board officers 1 m 65 mm Gi pipe, 4 nos 65 mm Gi elbow , 4nos cutting and 8 nos threading and 2 nos 65 mm GI tee

Providing Hand rails over the Roof slab by using 32mm GI Pipe with 40mm x 6mm MS flat and fixed with 12mm dia fastner bolt 75mm long and as directed by TWAD board Officers

Providing manhole cover of size 0.60 x 0.60M in RCC 1:1.5:3 with suitable reinforcement and 50x50x6mm MS angle fixed along edges and as directed by TWAD Board officers

Provision for 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

65mm dia GI pipes for inlet 1 x 1 connection

65mm dia GI pipes for over flow connection

65mm dia GI pipes forscour pipe 1 x 1

65mm dia GI pipes for outlet 1 x 1 connection

65mm dia GI Tee

65mm dia GI Bend

65mm dia GI Coupling

80mm dia GI Coupling

65mm dia GI Union

80mm dia GI Union

65mm dia GI Elbow

65mm dia GI Gate valve

85mm dia GI Gate valve

Rainwater Harvesting

Earth work excavation for cutting in all siols and sub soil to full depth and refilling with excavated earth in layers of not more than 15cm thick well ramed and consolidated and depositing the surplus earth in all place shown by Departmental officer with initial lead and lift, etc including all the site complete complying with standrad specifications as per SS 20B

Supply and filling og Rough stone in all etc

Supply and filling of 40mm metal in all etc

Supply and filling of 20mm metal in all etc

Supply of RCC Ring in all etc

Paver Block

Construction of Granular Sub base by providing well graded material (25 mm to 4.75 mm IRC HBG metal @ 65 %,4.75 to 2.36mm IRC HBG metal @20%&2.36 mm below IRC HBG metal @15%)& (the material passing 425 microns sieve shall have liquid limit and plasticity index not more than 25 & 6% repectively) spreading in uniform layers with motor grader on prepared surface mixing by mix in place method with rotovator at OMC and compacting with three wheel 80-100 KN capacity and finished in accordance with the requirements of the specification and thickness as per approved plans or as directed by the Engineer (Mix -in - place method)and lift, etc including all the site complete complying with standrad specifications as per SS 20B

Providing and Laying of Interlocking Concrete (Surface Textured) Block Pavements having thickness 60mm and compacted over a thin bedding M.Sand layer of 25 mm thickness and joints shall be filled by fine M.Sand of specified grading as per table 1500.6 of Specification of Rural roads-2014 and Technical specification clause 1504.

Provison for Name board

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 (for Construction & maintenance) above this row in column "BB" for all works in this package}