Implementation of JJM 2022-23 under CWSS to provide FHTC to Rural Households in 5 Habitations in Kadalur Village Panchayat at Lathur Panchayat Union in Chengalpattu District Having PKG No.05 .2022-23

Amount

Part 1 Providing 30000 lit OHT, Pumping Main line, Distribution pipe line, FHTCs in Alikuppam at Kadalur Panchayat in Lathur Panchayat Union Estimate Amount : Rs.37.76 Lakhs

Pipe Line

Earth work excavation in all types of soil lead And lift ss 20 B etc complete Including All Labour Charges Including Cost and Conveyance etc Complete for 90mm dia pipe

Supplying the PVC Pipe of 90mm dia 6ksc of approved quality as directed by the departmental officers including cost of the pipe and converyance charges etc., complete

Labour charges for laying and jointing of PVC Pipe 90mm dia Including Labour charges for jointing the pipe, lowering the pipes, fitted with the required specials etc complete.

Refilling excavated earth in layers of not morethan 15cm thick for laying of pvc pipe 90mm dia including all Labour Charges etc complete. .

Provision for distribution line

Earth work excavation in all types of soil lead And lift ss 20 B etc complete Including All Labour Charges Including Cost and Conveyance etc Complete. .

Supplying the PVC Pipe of 63mm dia 6ksc of approved quality as directed by the departmental officers including cost of the pipe and converyance charges etc., complete

Labour charges for laying and jointing of PVC Pipe 90mm dia Including Labour charges for jointing the pipe, lowering the pipes, fitted with the required specials etc complete.

Supply and Fixing of 65mm dia GI Gate valve Including Cost and Conveyance etc Complete.

Supply and Fixing of 65mm dia GI NRV Including Cost and Conveyance etc Complete.

Refilling excavated earth in layers of not morethan 15cm thick for laying of pvc pipe 90mm dia including all Labour Charges etc complete. .

Provision of House Hold Tap Connection

HSC Connection in DI Mains for Water Supply Scheme - Providing suitable dia PVC Saddle 63x25mm ISI MARKING

Common Items for HSC Connection - PBrass Ferrule as per IS 319 grade of sizes 20mm size and threaded as per to suit the corresponding bore sizes of 15mm dia size in the saddle Connection as per ISI std.

Provision for flow control valve with ISI make 25X20mm

Poly Propylene compression Female Threaded Adaptor withmetal insert of SS 304 as per standards ISO 14236 andTested as per BS 6 920 in WRC-NSF LTD, UK for connecting 15mm, 20mm and 25mm outlet points of Brass ferrule of sizes 15mm, 20mm and 25mm respectively.

Poly propylene 90 Degree Compression elbow with compression joint at both ends as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipes

Poly Propylene compression Male Threaded Adaptor with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipe

Supply & Jointing 20 mm SS/brass screw down tap

Earthwork Excavation for 20mm PVC pipe laying work including cost of Refilling work as per Standard Specifications 20B (in Rm)(1.00mx0.60mx1.05m)

20mm PVC Pipe 10ksc as per standards ISI MARKING

Labour Charges for Laying & Jointing 20 mm pipe in Excavated Trench in Proper Camber

Provision for Stand post 0.10x0.15x1.20m and Platform 0.45x0.45x0.10m

Supply and delivery of the MS clamp and fixing in wall in open space with required screw etc

Construction of Over Head Tank 30000 lit capacity

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

Second depth of 2m From 2m to 4 m below GL

Sand filling for foundation with clear river sand including cost of sand, watering ,ramming and consolidation etc complete as directed by TWAD Bord officers

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

10.98 m to 14.64 m above GL

14.64 m to 18.30 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 5.30m to 6.30m above GL

From 8.30m to 9.30m above GL

From 11.30m to 12.30m

Square Column:

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

7.31m to 8.30m ht

8.31m to 9.30m ht

9.31m to 10.30m ht

10.31m to 11.30m ht

11.31m to 12.30m ht

Curved Surface - upto 3.30m ht.

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 and fixing of RCC inner access ladder in RCC 1:11/2 :3 (one cement,one and half sand and three aggregate) using 20mm HBG stone for OHT including cost of reinforcement, placing grill in position, centring,shuttering charges, mixing concrete,curing etc. to required height and clear width of 45 cm consisting of 2 nos. of vertical post of 10 cm x 15 cm and step slab of 25mm x 25mm etc.complete 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

Painting Govt emblem on the SR with enamel paint as per Board's specification 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.

65mm GI pipes for inlet connection

65mm GI pipes for over flow & rain water harvesting pipe

50mm GI pipes for scour pipe

65mm GI pipe for delivery pipe

90mm PVC Threaded coupler

63mm PVC Threaded coupler

63mm dia GI Tee

63mm dia GI bend 90

63mm dia GI bend (short)

63mm GI coupler

63mm GI union

63mm GI Elbow

50mm GI union

50mm GI Elbow

63mm GI Tee

63x50mm GI reducer

75mmx63mm PVC reducer

63mm GM gate valve

50mm GM gate valve

63 mm PVC 4Ksc Pipe

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

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

Resotoring the Damaged Road due to earth work done for pipe laying

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) .GRIII

Cement concrete 1:4:8 mix using 20mm ISS metal including cost and all cost and conveyance of materials and all labour charges etc complete

Cement concrete 1:2:4 mix using 20mm ISS HBG metal including cost and conveyance and all other labour charges etc complete.

Part II Providing 100000 lit Sump 30000 Lit OHT, Pumping Main line, Distribution pipe line and FHTCs in Chinnakuppam at Kadalur Panchayat in Lathur Panchayat Union Est.48.99 Lakh

Pipe Line

Earth work excavation in all types of soil lead And lift ss 20 B etc complete Including All Labour Charges Including Cost and Conveyance etc Complete for 90mm dia pipe

Supplying the PVC Pipe of 90mm dia 6ksc of approved quality as directed by the departmental officers including cost of the pipe and converyance charges etc., complete

Labour charges for laying and jointing of PVC Pipe 90mm dia Including Labour charges for jointing the pipe, lowering the pipes, fitted with the required specials etc complete.

Refilling excavated earth in layers of not morethan 15cm thick for laying of pvc pipe 90mm dia including all Labour Charges etc complete. .

Provision for distribution line

Earth work excavation in all types of soil lead And lift ss 20 B etc complete Including All Labour Charges Including Cost and Conveyance etc Complete. .

Supplying the PVC Pipe of 63mm dia 6ksc of approved quality as directed by the departmental officers including cost of the pipe and converyance charges etc., complete

Labour charges for laying and jointing of PVC Pipe 90mm dia Including Labour charges for jointing the pipe, lowering the pipes, fitted with the required specials etc complete.

Supply and Fixing of 65mm dia GI Gate valve Including Cost and Conveyance etc Complete.

Supply and Fixing of 65mm dia GI NRV Including Cost and Conveyance etc Complete.

Refilling excavated earth in layers of not morethan 15cm thick for laying of pvc pipe 90mm dia including all Labour Charges etc complete. .

Provision of House Hold Tap Connection

HSC Connection in DI Mains for Water Supply Scheme - Providing suitable dia PVC Saddle 63x25mm ISI MARKING

Common Items for HSC Connection - PBrass Ferrule as per IS 319 grade of sizes 20mm size and threaded as per to suit the corresponding bore sizes of 15mm dia size in the saddle Connection as per ISI std.

Provision for flow control valve with ISI make 25X20mm

Poly Propylene compression Female Threaded Adaptor withmetal insert of SS 304 as per standards ISO 14236 andTested as per BS 6 920 in WRC-NSF LTD, UK for connecting 15mm, 20mm and 25mm outlet points of Brass ferrule of sizes 15mm, 20mm and 25mm respectively.

Poly propylene 90 Degree Compression elbow with compression joint at both ends as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipes

Poly Propylene compression Male Threaded Adaptor with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipe

Supply & Jointing 20 mm SS/brass screw down tap

Earthwork Excavation for 20mm PVC pipe laying work including cost of Refilling work as per Standard Specifications 20B (in Rm)(1.00mx0.60mx1.05m)

20mm PVC Pipe 10ksc as per standards ISI MARKING

Labour Charges for Laying & Jointing 20 mm pipe in Excavated Trench in Proper Camber

Provision for Stand post 0.10x0.15x1.20m and Platform 0.45x0.45x0.10m

Supply and delivery of the MS clamp and fixing in wall in open space with required screw etc

Construction of Over Head Tank 30000 lit capacity

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

Second depth of 2m From 2m to 4 m below GL

Sand filling for foundation with clear river sand including cost of sand, watering ,ramming and consolidation etc complete as directed by TWAD Bord officers

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

10.98 m to 14.64 m above GL

14.64 m to 18.30 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 5.30m to 6.30m above GL

From 8.30m to 9.30m above GL

From 11.30m to 12.30m

Square Column:

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

7.31m to 8.30m ht

8.31m to 9.30m ht

9.31m to 10.30m ht

10.31m to 11.30m ht

11.31m to 12.30m ht

Curved Surface - upto 3.30m ht.

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 and fixing of RCC inner access ladder in RCC 1:11/2 :3 (one cement,one and half sand and three aggregate) using 20mm HBG stone for OHT including cost of reinforcement, placing grill in position, centring,shuttering charges, mixing concrete,curing etc. to required height and clear width of 45 cm consisting of 2 nos. of vertical post of 10 cm x 15 cm and step slab of 25mm x 25mm etc.complete 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

Painting Govt emblem on the SR with enamel paint as per Board's specification 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.

65mm GI pipes for inlet connection

65mm GI pipes for over flow & rain water harvesting pipe

50mm GI pipes for scour pipe

65mm GI pipe for delivery pipe

90mm PVC Threaded coupler

63mm PVC Threaded coupler

63mm dia GI Tee

63mm dia GI bend 90

63mm dia GI bend (short)

63mm GI coupler

63mm GI union

63mm GI Elbow

50mm GI union

50mm GI Elbow

63mm GI Tee

63x50mm GI reducer

75mmx63mm PVC reducer

63mm GM gate valve

50mm GM gate valve

63 mm PVC 4Ksc Pipe

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

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

Resotoring the Damaged Road due to earth work done for pipe laying

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) .GRIII

Cement concrete 1:4:8 mix using 20mm ISS metal including cost and all cost and conveyance of materials and all labour charges etc complete

Cement concrete 1:2:4 mix using 20mm ISS HBG metal including cost and conveyance and all other labour charges etc complete.

Construction of 100000 Litre Sump in Kadalur habbitation

Earth work Excavation for Foundation in all soils and Sub Soil as per SS20B for foundation etc. complete.SS 20B

Supplying and Filling foundation and basement with filling sand in layers not more than 15cm . Thick well ramed, watered and compacted Complete complying with Standard specification.

Cement concrete 1:4:8 mix using 40mm ISS metal including cost and conveyance of all materials to site and all labour charges for mixing, laying and curing etc complete

Reinforced cement concrete 1:1.5:3mix using 20mm ISS metal including cost and conveyance of all materials to site and all labour charges for mixing, laying, and curing etc complete

Above GL

below GL Up to 1.50m

Supplying and erecting centering shuttering including necessary supports for plane surface in foundation and basement and in all floors for R C C column footing column plinth beam, beams, roof slabs, staircase steps, bed blocks, critical pier etc using mild steel sheets of size 90 x 60 cm and 10 guage stiffened, welded with mild steel angles of size 25mmx25mmx3mm for boarding laid over silver oak (country wood) scantlings of size 10cm x 6.5cm spaced of about 90cm centre to centre and supported by casurina props of 10cm to 13cm dia spaced at 75cm centre to centre complete complying with standard specifications and as directed by departmental officers including conveyance of all materials to site and proper centering etc complete.

For Plain surface

Curved Surface

Circular Coloumn

Painting two coats over new plastered using approved Emulsion paint including cost and conveyance of all materials to site and all labour charges etc comoplete

Supplying and Fabricating and placing in position MS steel or ribbed for steel for all reinforced cement concrete works as per the design given including cost of steel and binding wire in all floors etc, Complete complying with stanard specification.

Supplying and Fixing of RCC Hand Rails Complete complying with stanard specification.

Providing Manhole cover of size 0.60x0.60 m in RCC 1:11/2:3 mix with suitable reinforcement and 50x50x6mm Ms angle fixed along edges and as directed by Departmental Officers

Supplying and Fixing of RCC inner access Ladder in RCC 1:11/2:3mix etc. , Complete complying with stanard specification.

Supplying and Fixing of MS Ladder Ladder in Out side the Sump etc. , Complete complying with stanard specification.

Providing PVC ventilating arrangements mosquito proof nylon net with 110mm PVC cowl and as directed by Departmental Officers

Providing Cut stone slab in CM 1:3 mix and as directed by Departmental Officers

Supply and Following of 5Hp Submersible Motor 75Lpmx100m Including Cost and Conveyance etc Complete.

Supply and Following of Control panel Board Including Cost and Conveyance etc Complete.

Supply and Following of 90mm dia HDPE Pipe Including Cost and Conveyance etc Complete.

Supply & Laying of 3core 4.00 sq.mm submersible cable Including Cost and Conveyance etc Complete.

Erection charges to new submersible pump etc fixing of panel board.

Provision for pipe connection arrangements

100m dia GI Pipe for inlet connection& outlet

100mm dia GI Bend

100mm dia GM Gate valve

Part III Providing 30000 lit OHT, Pumping Main line, Distribution pipe line and FHTCs Works in Periyakuppam at Kadalur Panchayat in Lathur Panchayat Union. Est.41.83 Lakh

Pipe Line

Earth work excavation in all types of soil lead And lift ss 20 B etc complete Including All Labour Charges Including Cost and Conveyance etc Complete for 90mm dia pipe

Supplying the PVC Pipe of 90mm dia 6ksc of approved quality as directed by the departmental officers including cost of the pipe and converyance charges etc., complete

Labour charges for laying and jointing of PVC Pipe 90mm dia Including Labour charges for jointing the pipe, lowering the pipes, fitted with the required specials etc complete.

Refilling excavated earth in layers of not morethan 15cm thick for laying of pvc pipe 90mm dia including all Labour Charges etc complete. .

Provision for distribution line

Earth work excavation in all types of soil lead And lift ss 20 B etc complete Including All Labour Charges Including Cost and Conveyance etc Complete. .

Supplying the PVC Pipe of 63mm dia 6ksc of approved quality as directed by the departmental officers including cost of the pipe and converyance charges etc., complete

Labour charges for laying and jointing of PVC Pipe 90mm dia Including Labour charges for jointing the pipe, lowering the pipes, fitted with the required specials etc complete.

Supply and Fixing of 65mm dia GI Gate valve Including Cost and Conveyance etc Complete.

Supply and Fixing of 65mm dia GI NRV Including Cost and Conveyance etc Complete.

Refilling excavated earth in layers of not morethan 15cm thick for laying of pvc pipe 90mm dia including all Labour Charges etc complete. .

Provision of House Hold Tap Connection

HSC Connection in DI Mains for Water Supply Scheme - Providing suitable dia PVC Saddle 63x25mm ISI MARKING

Common Items for HSC Connection - PBrass Ferrule as per IS 319 grade of sizes 20mm size and threaded as per to suit the corresponding bore sizes of 15mm dia size in the saddle Connection as per ISI std.

Provision for flow control valve with ISI make 25X20mm

Poly Propylene compression Female Threaded Adaptor withmetal insert of SS 304 as per standards ISO 14236 andTested as per BS 6 920 in WRC-NSF LTD, UK for connecting 15mm, 20mm and 25mm outlet points of Brass ferrule of sizes 15mm, 20mm and 25mm respectively.

Poly propylene 90 Degree Compression elbow with compression joint at both ends as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipes

Poly Propylene compression Male Threaded Adaptor with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipe

Supply & Jointing 20 mm SS/brass screw down tap

Earthwork Excavation for 20mm PVC pipe laying work including cost of Refilling work as per Standard Specifications 20B (in Rm)(1.00mx0.60mx1.05m)

20mm PVC Pipe 10ksc as per standards ISI MARKING

Labour Charges for Laying & Jointing 20 mm pipe in Excavated Trench in Proper Camber

Provision for Stand post 0.10x0.15x1.20m and Platform 0.45x0.45x0.10m

Supply and delivery of the MS clamp and fixing in wall in open space with required screw etc

Construction of Over Head Tank 30000 lit capacity

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

Second depth of 2m From 2m to 4 m below GL

Sand filling for foundation with clear river sand including cost of sand, watering ,ramming and consolidation etc complete as directed by TWAD Bord officers

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

10.98 m to 14.64 m above GL

14.64 m to 18.30 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 5.30m to 6.30m above GL

From 8.30m to 9.30m above GL

From 11.30m to 12.30m

Square Column:

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

7.31m to 8.30m ht

8.31m to 9.30m ht

9.31m to 10.30m ht

10.31m to 11.30m ht

11.31m to 12.30m ht

Curved Surface - upto 3.30m ht.

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 and fixing of RCC inner access ladder in RCC 1:11/2 :3 (one cement,one and half sand and three aggregate) using 20mm HBG stone for OHT including cost of reinforcement, placing grill in position, centring,shuttering charges, mixing concrete,curing etc. to required height and clear width of 45 cm consisting of 2 nos. of vertical post of 10 cm x 15 cm and step slab of 25mm x 25mm etc.complete 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

Painting Govt emblem on the SR with enamel paint as per Board's specification 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.

65mm GI pipes for inlet connection

65mm GI pipes for over flow & rain water harvesting pipe

50mm GI pipes for scour pipe

65mm GI pipe for delivery pipe

90mm PVC Threaded coupler

63mm PVC Threaded coupler

63mm dia GI Tee

63mm dia GI bend 90

63mm dia GI bend (short)

63mm GI coupler

63mm GI union

63mm GI Elbow

50mm GI union

50mm GI Elbow

63mm GI Tee

63x50mm GI reducer

75mmx63mm PVC reducer

63mm GM gate valve

50mm GM gate valve

63 mm PVC 4Ksc Pipe

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

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

Resotoring the Damaged Road due to earth work done for pipe laying

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) .GRIII

Cement concrete 1:4:8 mix using 20mm ISS metal including cost and all cost and conveyance of materials and all labour charges etc complete

Cement concrete 1:2:4 mix using 20mm ISS HBG metal including cost and conveyance and all other labour charges etc complete.

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}

PERIYASAMY