Construction of 10000 Liter OHT and Girls toilet, Boys toilet at Kovilandur GTRH School in Nammiyampattu Panchayat of Jawadhu Hills Block in Package No.TVM/2025-26/97 Tiruvannamalai District under Community Social Responsibility Fund 2025 -26

Amount

Part I :Construction of Boys Toilet @ Kovilandur GTRH School in Nammiyampattu Panchayat.

Earth work excavation and depositing on banks with initial lead and lift in gravelly 1 soil stiff clay, hard stiff clay, murram, boulders mixed with gravel as per SS 20-B for foundation.I depth

Cement concrete 1:4:8 mix using 40mm ISS HBG metal including all cost and conveyance, labour charges etc.

Supply and errecting sheet centering of size 90 cm x 60cm 10 G sheet laid over 5 silver oak joist and supported by casurina post of size 10 cm x 13 cm dia spaced at 75 cm center to center etc. complete

supplying, fabrivating and placing in position mild steel/ribbed for steel rods for all RCC works including cost of steel and binding wire also in all floors, complete complying with standar specification.

RCC 1:1:5:3 mix using 20mm machine crushed 20mm gauge hard broken granite stone jelly for all reinforced cement concrete works connected to this work excluding centering, shuttering and cost of reinforcement grills placed in position, but including laying, vibrating, curing, and finishing, fixing fan clamps in the RCC florr and roof slab works wherever necessary and bearing surfaces of the wall at the sides and bottom of the slab, beams shall be finished smooth with cement mortar 1:3 (one cement and three sand) and kraft paper laid without claiming extra cost etc., complete complying with standard specification and as directed by the deparmental officers

Supplying and applying of two coats of putty of 3mm thick over the exposed RCC surface of ceiling including finishing the joints smoothy with grinding machine and the surface shall be thoroughly cleaned out of dust and scrubbing. The Surface shall then be allowed to dry for atleast 48 hours. It shall then be sand papered (waterproof abrasive sheet) to give a smooth and even surface. Any unevenness shall be made good by applying 1st coat of putty mixed with water on the entire surface including filling up the undulations and applying 2nd coat of putty after 6

BRICK WORK in cement mortar 1:5 (one cement and five sand) using second class country bricks of size 23cm x 11cm x 7cm for the following including curing etc., complete complying with standard specification. (Masonry projections wherever necessary for obtaining required elevation shall he done without extra cost

Plastering with Cement mortor 1:5 (one cement and five sand) 12mm thick in all floors complying with standard specifications

Colour designed tiles of size 300x200x6mm cost and conveyance of all materials to site and all labour charges etc complete

Supply and fixing of steel doors of size 1mx2.1m, 1.1x1.8m inclusive of all charges of cost of materials, labours etc

Distembering two coats with best approved distember including cost and conveyance of all materials to site and all labour charges etc complete

Granolithic floor finish of 25mm thick in PCC 1:2:4 using 10-12 HBGS jelly including curing etc comlete

Painting two coats of newly plastered wall surface with ready mixed plastic emulsion paint fo first class quality and of approved colour over a priming coat including thorough scrapping, clean removal fo dirt, and including necessary plaster of paris putty, wherever required etc.. complete compluing with standard

Supply and fixing of RCC jollies of size 0.45x0.45m for individual toilet blocks inclusive of all charges for cost of materials etc complete

Dadooing walls with glazed tiles of size 150x150x6mm neatly in all floors, curing, etc., complying with standard specification and as directed by the departmental officers

Indian type water closet 580x440mm of approved quality

Electrification arrangements

EB Deposit

Service connection bearer wire

Service connection Pipe 20mm

Meter Board

16A DP Switch

Power Plug

Light Point

CFL to Toilet

CFL Bulk head

Water Supply arrangements

S&D of delivery of 1000 litres capacity PVC water tank

110mm PVC pipe 6ksc

110mm PVC bend

110mm Door elbow

110mm PVC Tee

25mm PVC Coupling

25mm PVC Tee

25mm Nalli

25mm PVC elbow

25mm PVC pipe

25mm Gate valve

25mm Nipple

25mm x 20mm reducer

Part II : Construction of 10000 Liter OHT 7.50m Stage and Pipe Line @ Nammiyampattu GTRH School in Nammiyampattu Panchayat.

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

First depth of 2m From 0 to 2 m below GL

Sand filling for foundation with clear river sand including cost of sand, watering.rammi ng and consolidation etc complete at directed by TWAD Board Officials

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 (Column footing)

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.

Plain Surface(Below GL )

From GL to 3.30m

From 3.30m to 4.30m above GL

From 6.30m to 7.30m above GL

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

Curved Surface Upto 7.30m - 7.65m

Curved Surface Upto 7.30m - 8.30m

Curved Surface Upto 8.30m - 9.30m

Curved Surface Upto 9.30m - 10.30m

Supplying, cutting, bending, tying, fabricating and placing in position of steel rods for all RCC works including cost of steel and binding wire etc.( The steel should conform to the relevant ISspecification and supplied with test certificate Fe. 415 grade as per IS specification No.1786/1985 and as amended from time to time) delivery at site of work including loading, freight, unloading, stacking, transit insurance charges, taxes etc. complete.and as directed by the 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.

Fabrication, supply, delivery and fixing of outside MS Ladder of 45cm clear wide made out of 50 mm x 50mm x 6mm MS angle for both sides and for steps at 30cm C/C welded jointed etc ., for I staging from GL to 1st level brace (weight 4.5kg/m) IInd and IIIrd staging upto floor slab and IVth staging from floor slab to roof top. Supply, delivery and fixing of 32 mm GI pipes medium for hand rails from I stage to IVth stage. RCC M30 Grade mix for Landing slab 5 nos. at Ground Level- 1No. and above Ground Level - 4Nos. Supply and fixing of 32mm GI pipe medium for hand rails for the Landing slab. Supplying and fixing of MS Base plate of 100mm X 100mm X 6mm thick for fixing Anchore fastener bolt for fixing of hand rails at Landing slab and MS Ladder providing locking arrangements with two coats of approved enamel paint over one coat of red oxide paint as per approved Type Design and as directed by TWAD board officers.

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

Supply and fixing of cut stone of size 0.30m x 0.30m x 0.15m in CM 1;3(one cement and three sand) below inlet pipe for Service Reservoir 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 source

50mm dia GI pipes Overflow

65mm dia GI pipes outlet

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 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

63mm PVC 4Ksc Pipe

Refilling the foundation with excavated earth including consolidation as directed by the TWAD Board officers

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

Provision for Pumping Main

Supply, Delivery and other accessories etc., complete

90mm PVC 6 Ksc

90mm PVC Elbow

90mm PVC Bend

Salvent Cement 100g

Earth work excavation and depositing on bank with initial lead and lift as per SS 20B

Labour charges for fixing PVC pipes and specials

Refilling the excavated earth to the pipeline trench including all labour charges etc., complete

Part I : Construction of Girls Toilet @ Kovilandur GTRH School in Nammiyampattu Panchayat.

Earth work excavation and depositing on banks with initial lead and lift in gravelly 1 soil stiff clay, hard stiff clay, murram, boulders mixed with gravel as per SS 20-B for foundation.I depth

Cement concrete 1:4:8 mix using 40mm ISS HBG metal including all cost and conveyance, labour charges etc.

Supply and errecting sheet centering of size 90 cm x 60cm 10 G sheet laid over 5 silver oak joist and supported by casurina post of size 10 cm x 13 cm dia spaced at 75 cm center to center etc. complete

supplying, fabrivating and placing in position mild steel/ribbed for steel rods for all RCC works including cost of steel and binding wire also in all floors, complete complying with standar specification.

RCC 1:1:5:3 mix using 20mm machine crushed 20mm gauge hard broken granite stone jelly for all reinforced cement concrete works connected to this work excluding centering, shuttering and cost of reinforcement grills placed in position, but including laying, vibrating, curing, and finishing, fixing fan clamps in the RCC florr and roof slab works wherever necessary and bearing surfaces of the wall at the sides and bottom of the slab, beams shall be finished smooth with cement mortar 1:3 (one cement and three sand) and kraft paper laid without claiming extra cost etc., complete complying with standard specification and as directed by the deparmental officers

Supplying and applying of two coats of putty of 3mm thick over the exposed RCC surface of ceiling including finishing the joints smoothy with grinding machine and the surface shall be thoroughly cleaned out of dust and scrubbing. The Surface shall then be allowed to dry for atleast 48 hours. It shall then be sand papered (waterproof abrasive sheet) to give a smooth and even surface. Any unevenness shall be made good by applying 1st coat of putty mixed with water on the entire surface including filling up the undulations and applying 2nd coat of putty after 6

BRICK WORK in cement mortar 1:5 (one cement and five sand) using second class country bricks of size 23cm x 11cm x 7cm for the following including curing etc., complete complying with standard specification. (Masonry projections wherever necessary for obtaining required elevation shall he done without extra cost

Plastering with Cement mortor 1:5 (one cement and five sand) 12mm thick in all floors complying with standard specifications

Colour designed tiles of size 300x200x6mm cost and conveyance of all materials to site and all labour charges etc complete

Supply and fixing of steel doors of size 1mx2.1m, 1.1x1.8m inclusive of all charges of cost of materials, labours etc

Distembering two coats with best approved distember including cost and conveyance of all materials to site and all labour charges etc complete

Granolithic floor finish of 25mm thick in PCC 1:2:4 using 10-12 HBGS jelly including curing etc comlete

Painting two coats of newly plastered wall surface with ready mixed plastic emulsion paint fo first class quality and of approved colour over a priming coat including thorough scrapping, clean removal fo dirt, and including necessary plaster of paris putty, wherever required etc.. complete compluing with standard

Supply and fixing of RCC jollies of size 0.45x0.45m for individual toilet blocks inclusive of all charges for cost of materials etc complete

Dadooing walls with glazed tiles of size 150x150x6mm neatly in all floors, curing, etc., complying with standard specification and as directed by the departmental officers

Indian type water closet 580x440mm of approved quality

Electrification arrangements

EB Deposit

Service connection bearer wire

Service connection Pipe 20mm

Meter Board

16A DP Switch

Power Plug

Light Point

CFL to Toilet

CFL Bulk head

Water Supply arrangements

S&D of delivery of 1000 litres capacity PVC water tank

110mm PVC pipe 6ksc

110mm PVC bend

110mm Door elbow

110mm PVC Tee

25mm PVC Coupling

25mm PVC Tee

25mm Nalli

25mm PVC elbow

25mm PVC pipe

25mm Gate valve

25mm Nipple

25mm x 20mm reducer

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}

Kannan Construction (BID ID -1423009)