Excecution of 14 th FC 2015 - 2016 to 2019-2020 Construction of 10000 Lit Over Head Tank 7.50m Stage with Fensing Arrangements and Pipeline in Near Bajanai kovil at Siruvanjipattu Panchayat in Vembakkam Block

Amount

Earth work excavation below G.L. and depositing on bank within an initial lead of 10.00 m and an initial lift of 2.00 for the following classification of soil

First depth of 0 to 2 m

In hard stiff clay, stiff black cotton soil, hard red earth, sales, murrams, gravel, stoney earth, earth mixed with small sized boulders and hard gravelly soil S.S.20B

Plain Cement Concrete 1:4:8 (one cement, four sand and eight hard granite broken stone of 40mm size ISS gauge) for foundation and footing including mixing, placing, ramming ,finishing curing etc. complete in accordance with standard specification and as directed by the TWAD Board Officers.

Reinforced Cement Concrete Mix M30 grade using 10mm & 20mm Hard blue granite Broken stone (machine crushed) excluding the cost of RTS rods for reinforcement and centering, strutting, shuttering but including cost of all materials mixing, laying, Vibrating the concrete with mechanical vibrators, ramming, consolidating, finishing and curing etc., Complete and as directed by the TWAD Board Officers.

Below 1.5m from GL

0m to 1.50m below GL

0m to 4.50m above GL

4.50 m to 7.32 m above GL

7.32 m to 10.98 m above GL

Supply and erection of steel centering, shuttering for soffits and sides including necessary supports and strutting for all RCC works using MS sheets of suitable size of BG10 stiffened with MS angle of size 25 X 25 X 3 mm for boarding laid over I type MS Truss of size 25 X 25 X 3mm about 90cm c/c and supported by 40mm GI pipes (Medium) spaced at 75cm c/c etc complete and as directed by the TWAD Board Officers.

Below GL

From GL to 3.30m

From 3.30m to 4.30m above GL

From 6.30m to 7.30m

Square Column Below GL and upto 3.30m above GL

3.31m to 4.30m ht

4.31m to 5.30m ht

5.31m to 6.30m ht

6.31m to 7.30m ht

Curved Surface - upto 7.3m-7.65m

Curved Surface - upto 7.3m-8.3m

Curved Surface - upto 8.3m-9.3m

Curved Surface - upto 9.3m-10.3

Supply, fabrication, placing in position of steel rods cutting tying etc. complete including cost of reinforcement RTS rods.

Painting two coats of newly plastered wall surface with two coat of Cement paint of approved colour over a Priming Coat including thorough scrapping ,plaster of paris ,putty clean removal of dirt and including necessary wherever required etc, complete complying with standard specification(including primer).For OUTER WALL Surface.

Providing M.S Ladder of 45cm wide made out of 50x50x6mm MS angle for sides and steps in 16mm MS plain rods fixed at 30 cm centre to centre 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 complete

Providing 110mm AC vent cowl arrangements mosquito proof nylon net and as directed by TWAD Board officers

Providing cut stone slab in CM 1:3 of size 0.3 m x 0.3 m x 0.15 m 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

Pipe connection arrangements for inlet,outlet,scour and overflow etc. including cost of pipes,specials,valve,labour charges for lifting, aligning, cutting, threading ,fixing and painting of GI pipes with two coats of approved quality enamal paint etc. complete as detailed below.

50mm dia GI pipes inlet and scour (12+8)

50mm dia GI pipes over flow (8)

65mm dia GI pipes out let (7.50+4.5m)

50mm dia GM gate valve

65mm dia GM gate valve

63mm dia PVC Threaded coupler

50mm dia GI Tee

50mm dia GI Elbow

50mm dia GM Gate valve

50mm dia GI Coupler

50mm dia GI Flangeset

50mm dia GI Coupling

50mm dia GI Dummy

50mm dia GI bend

50mm dia GI union

65mm dia GI union

65mm dia GI Flangeset

65mm dia GI Coupler

63 mm PVC 4Ksc Pipe

5 HP Motar

Providing Hand rails over the Roof slab by using 32 mm GI Pipe with 40mm x 6mm MS Flat and fixied with 12mm dia Fastner Bolt 75mm long and as directed by TWAD Bd officers

Labour charges for GI pipe connection to the OHT, for inlet, outlet, overflow and scour arrangements including cutting and threading, earth work excavation & refilling.

Earth work excavation & depositing on bank with an initial lead of 10 metre & initial lift of 2 metre in Hard shift clay, stiff block cotton, hard red earth shales, murrum, gravel, stoney earth, and earth mixed with small size boulders and hard gravelly soil (SS 20B) for foundation including shoring, strutting, baling out water providing danger light wherever necessary depositing the surplus earth on bank and other incedential charges etc., complete and as directed by TWAD board Officers

Levelling course with P.C.C 1:4:8 (one cement, four sand and eigth course aggregate) using 40 mm H.B.G stone including mixing concrete, laying, curing and compacting of concrete etc., complete and as directed by the TWAD Board Officers.

Cement concrete 1:2:4 mix using 20mm ISS metal including cost and conveyance of all materials to site and all labour charges for mixing, laying and curing etc complete for 10 cum.

For foundation and basement

Plastering with C.M. 1:5(One part of cement and Five parts of sand) with 12mm thick over brickwork portion including labour charges for mixing finishing and curing etc., complete and as directed by TWAD Board Officers.

Painting two coats with approved cement paint over one priming coat of white cement over cement plastered wall surface and ceiling including cleaning preparing the surface and curing etc., complete (using cement paint of colour as approved by the Departmental officer) and as directed by the TWAD Board officers.

Cost & supply of fixing of Barbed wire fencing including cost and conveyace of all materials and all labour charges,etc,

Cost & supply of RCC Pillers including cost and conveyace of all materials and all labour charges,etc,

GST Amount for providing Service to Government Contract Works for the above Construction Works. {GST Amount is the Total GST Amount for total overall quoted amount above this row in column "BB" for all works in this package}

R MANJULA CONTRACTOR (BID ID -1214187)