IDAPPADI MUNICIPALITY CONSTRUCTION OF 4.00 LAKHS OHT

Amount

Earth work excavation for foundation in Hard stiff clay, stiff black cotton, hard red earth, shales murram, gravel,stoney earth and earth mixed with small size boulders SS.20B and Sand,silt or other loose soil, wet sand,or silt not under water, light black cotton soil, sandy loam ordinary soil and to full depth with intial lead and lifts and cleaning and levelling the site etc.,complete

Footings - First Depth - 2.00m OHT & STAIRCASE

Footings - Second Depth - 2.00m to 3.00m depth

Plinth Beams

Supplying and filling in foundation and basement with Crushed Stone Sand (M- Sand) in layers of not more than 15cm thick well rammed watered and compacted etc., complete complying with standard specification.

Plain Cement Concrete 1:4:8 (one part of cement, four part of Crushed Stone Sand (M- Sand) and eight part of coarse aggregates) using 40mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges and all incidential charges such as water providing etc., complete as per standard specification

Supplying and erecting steel centering including necessary supports for plane surfaces for Reinforced Cement Concrete works such as column footings, column pedestals, plinth beams, grade beams, staircase steps, etc. which require only nominal strutting using mild steel sheets of size 90cm x 60cm and 10 BG stiffened with welded mild steel angles of size 25mm x 25mm x 3 mm for boarding, laid over silver oak joists of size 10cm x 6.5cm spaced at about 75cm centre to centre or at suitable intervals etc. complete in all floors complying with standard specifcation - Plain Surfaces Below GL

Supplying and erecting centering for sides and soffits including necessary supports and strutting upto 3.29 M height for plane surfaces as detailed below in all floors with all cross bracings using Mild Steel sheets of size 90 x 60 cm and 10 BG stiffened with welded Mild Steel angle of size 25mm x 25mm x 3 mm for boarding laid over silver oak joists of size 10cm x 6.50 cm spaced at abote 90 cm centre to centre and supported by casurina props of 10cm to 13 cm dia spaced at not more than 75 cm centre to centre etc. complete complying with the standard specificaiton. - For plane surfaces such as RCC floor slab, roof slab, beams, lintels, bed blocks, landing slab, waist slab, portico slabs and beams, etc.

Plain Surfaces 0.00m to 3.30m

Plain Surfaces 3.00m to 4.30m

Plain Surfaces at 7.30m to 8.30m

Plain Surfaces at 10.30m to 11.30m

Plain Surfaces at 11.30m to 12.30m

Plain Surfaces at 15.30m to 16.30m

Plain surfaces - 19.30 to 20.30m

Centering for soffits of RCC slabs of plane surface like lintels, beams ,etc.,including strutting 3m high using mild steel sheets of size 90cm X 60cm X and B.G 10 stiffened with M.S angles of size 25mm X 25mm X 3mm laid over silver Oak (C.W) joists of size 10cm X 6.5cm (spaced at about 90cm c/c )and supported dy casurina props of 10cm to 13cm dia (spaced of 75cm C/C) complying with standard specification and directed - For plane surfaces such as rectangular or square RCC columns, sunshades, top and bottom slab of RCC boxing, etc.

Square Column upto 3.30m

Square Column 3.30m to 4.30m

Square Column 4.30m to 5.30m

Square Column 5.30m to 6.30m

Square Column 6.30m to 7.30m

Square Column 7.30m to 8.30m

Square Column 8.30m to 9.30m

Square Column 9.30m to 10.30m

Square Column 10.30m to 11.30m

Square Column 11.30m to 12.30m

Square Column 12.30m to 13.30m

Square Column 13.30m to 14.30m

Square Column 14.30m to 15.30m

Supplying and erecting centering for sides and soffits including necessary supports and strutting upto 3.29 M height for plane surfaces as detailed below in all floors with all cross bracings using Mild Steel sheets of size 90 x 60 cm and 10 BG stiffened with welded Mild Steel angle of size 25mm x 25mm x 3 mm for boarding laid over silver oak joists of size 10cm x 6.50 cm spaced at abote 90 cm centre to centre and supported by casurina props of 10cm to 13 cm dia spaced at not more than 75 cm centre to centre etc. complete complying with the standard specificaiton. - For Curved surfaces such as RCC floor slab, roof slab, beams, etc.

Curved Surface 16.30m to 17.30m

Curved Surfaces 17.30m to 18.30

Curved Surfaces 18.30m to 19.30

Curved Surfaces 19.30m to 20.30

Centering for soffits of RCC slabs of plane surface like lintels, beams ,etc.,including strutting 3m high using mild steel sheets of size 90cm X 60cm X and B.G 10 stiffened with M.S angles of size 25mm X 25mm X 3mm laid over silver Oak (C.W) joists of size 10cm X 6.5cm (spaced at about 90cm c/c )and supported dy casurina props of 10cm to 13cm dia (spaced of 75cm C/C) complying with standard specification and directed - For Circular surfaces such as Circular RCC columns etc.

Circular Column upto 3.30m

Circular Column 3.30m to 4.30m

Circular Column 4.30m to 5.30m

Circular Column 5.30m to 6.30m

Circular Column 6.30m to 7.30m

Circular Column 7.30m to 8.30m

Circular Column 8.30m to 9.30m

Circular Column 9.30m to 10.30m

Circular Column 10.30m to 11.30m

Circular Column 11.30m to 12.30m

Circular Column 12.30m to 13.30m

Circular Column 13.30m to 14.30m

Circular Column 14.30m to 15.30m

Providing and laying in position Standardised Concrete Mix M-20 Grade in accordance with IS 456 - 2000 using 20mm and down graded hard broken granite stone jelly for all RCC items of works with minimum cement contenet of 325Kg/ cum and maximum water cement ratio of 0.55 including admixture (Plasticiser / super plasticiser) in recommended proportions as per IS 9103 to accelerate, related setting of concrete, improve workability without imparing strength and durability with about (5.0cum), 7730Kg of 20mm machine crushed stone jelly and with about (3.3 cum), 5156kg of 10 - 12mm machine crushed stone jelly and with about (4.79cum) 7670 kg of Crushed Stone Sand (M- Sand), but excluding cost of reinforcement grill and fabricating charges centering and shuttering but including laying, vibrating with mechanical vibrators, finishing, curing, etc and providing fixtures like fan clamps in the RCC floor / roof slabs wherever necessary without claiming extra cost etc., complete complying with standard specification and as directed by the departmental officers -

Providing and laying in position Standardised Concrete Mix M-25 Grade in accordance with IS 456 - 2000 using 20mm and down graded hard broken granite stone jelly for all RCC items of works with minimum cement contenet of 350Kg/ cum and maximum water cement ratio of 0.55 including admixture (Plasticiser / super plasticiser) in recommended proportions as per IS 9103 to accelerate, related setting of concrete, improve workability without imparing strength and durability with about (5.0cum), 7730Kg of 20mm machine crushed stone jelly and with about (3.3 cum), 5156kg of 10 - 12mm machine crushed stone jelly and with about (4.79cum) 7670 kg of Crushed Stone sand (M- Sand) but excluding cost of reinforcement grill and fabricating charges centering and shuttering but including laying, vibrating with mechanical vibrators, finishing, curing, etc and providing fixtures like fan clamps in the RCC floor / roof slabs wherever necessary without claiming extra cost etc., complete complying with standard specification and as directed by the departmental officers - The Coarse and Fine aggregates to be used should comply with the requiremnents of IS standards.

For 1.5m Below G.L

For 4.5m Above G.L

For 4.51m to 7.32m Above G.L

For 7.32m to 10.98m Above G.L

For 10.98m to 14.64m from G.L

Providing and laying in position Standardised Concrete Mix M-25 Grade in accordance with IS 456 - 2000 using 20mm and down graded hard broken granite stone jelly for all RCC items of works with minimum cement contenet of 350Kg/ cum and maximum water cement ratio of 0.55 including admixture (Plasticiser / super plasticiser) in recommended proportions as per IS 9103 to accelerate, related setting of concrete, improve workability without imparing strength and durability with about (5.0cum), 7730Kg of 20mm machine crushed stone jelly and with about (3.3 cum), 5156kg of 10 - 12mm machine crushed stone jelly and with about (4.79cum) 7670 kg of Crushed Stone sand (M- Sand) but excluding cost of reinforcement grill and fabricating charges centering and shuttering but including laying, vibrating with mechanical vibrators, finishing, curing, etc and providing fixtures like fan clamps in the RCC floor / roof slabs wherever necessary without claiming extra cost etc., complete complying with standard specification and as directed by the departmental officers - The Coarse and Fine aggregates to be used should comply with the requiremnents of IS standards.

For 14.64m to 18.30m from G.L

For 18.30m to 21.96m from G.L

STAIRCASE

Below GL

From 0 to 4.5 m ht

From 4.5m to 7.32 m ht

From 7.32 m to 10.98 m ht

From 10.98 m to 14.64m ht

From 14.98 m to 18.30m ht

From 18.30m to top

Supply and fabrication of steel required for all RCC items of works involved in the schedule, cost of steel at site fabrication, labour charges for cleaning the rods straightening, cutting, bending, tying grills, including overlapping to the required length whenever necessary and placing the reinforcement in position as as per design given and specified in the drawings, including cost of binding wire, provision of spacer bars, cover blocks and all other incidental charges etc complete as per standard specification

Brick work in following Cement Mortar using Fly Ash Bricks of 230 x 110 x 75mm size conforming to IS: 12894-1989 Class designation not less 50 kg./ sq.cm. average compressive strength in cement mortar 1:5 for load bearing structures for foundation and basement and for superstructure including curing, etc., complete complying with standard specifiction.

Plastering with cement mortar 1:5 (One part of Cement and Five part of Plastering Sand (P- Sand)) 12mm, thick in all floors including cost and conveyance of all materilas to site and labour charges etc,complete as per standard specifications

Painting two coats of newly plastered wall surface with approved cement paint over cement plastered wall surface, ceiling and including preparing the surface, clean removal of dirt and including necessary plaster of paris putty wherever required and cost of painting materials, brushes, preparation of surfaces and scaffolding charges etc., complete complying with standard specification and as directed by the departmental officer

Supply and fixing of M.S Grills with Doors and Windows with one coat of Red oxide with Primer including all costs such as welding,grinding and fabrication charges, cost and conveyance of all materials to site etc,complete as per standard specification.

Supplying and fixing in position C.I.Manhole covers (light or heavy duty) of 600mm X 600mm sizes of best approved quality and as per standard specifications etc.,complete.

Providing and fixing of RCC inner access ladder in RCC M20 Grade Concrete Mix as per the standard specifications for OHT including 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 salb of 25mm X 25mm etc,complete and as directed by Municipal Officers.

Providing and fixing of M20 Grade Concrete Mix as per the standard specifications for ventilators of approved pattern including cost of cement, reinforcement, centering, shuttering, strutting etc., complete as generally shown in plan and as directed.

Providing Cut stone set in CM 1:3 (one cement and three sand) using well dressed cut stone supporting inlet pipe of size 0.30 x 0.30 x 0.15m for service reservoir etc., complete as per standard specifications and as directed by Engineer-in-charge. As per TWAD SOR 2022- 23, Page No. 141

Supply and delivery of CI D/F sluice valves with cap along with specials of the 150mm dia in size confirming to IS 14846 / 2000 (PN1) including flanged tail piece and other specials as required, loading, unloading, transportation charges and stacking and jointing including cost of jointing materials etc, complete as per standard Specification. As per TWAD SOR 2022- 23, Page No. 65

Constructing masonry chamber of inside dimensions as mentioned below with Country Brick, brick work in CM 1:5 (1 cement : 5 coarse sand) for sluice valve, with CI Surface box 100mm top diameter, 160mm bottom diameter and 180mm deep (inside) with chained lid and top RCC Precast slab 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate of 20mm nominal size) with necessary earth work excavation including refilling the sides of foundation, foundation concrete 1:5:10 (1 cement : 5 coarse sand : 10 grade stone aggregate 40mm nominal size) and inside plastering with CM 1:5 (1 cement : 5 coarse sand) 12mm thick finished with a floating coat of neat cement, complete as per standard design and shown in the drawings. 1500x 900x1200mm clear inside dimensions

For Sluice Valve - 150mm dia

For Sluice Valve - 250mm dia

Supplying, Laying, jointing of following DI specials of as per IS:9523-2000 with D.I pipes etc., complete as directed by the Engineer, and Provision for pipe connection arrangements for inlet, outlet, scour and overflow etc, including cost of pipes, specials, valve, labour charges for lifting, aligning, fixing of DI pipes etc, complete. As per TWAD SOR 2022- 23, Page No. 52

100-200mm dia

200-300mm dia

Electromagnetic Flow Meter shall be a velocity sensing Electromagnetic type, microprocessor based signal converter, sealed housing, flanged tube meter for 1.0 Mpa working pressure, manufactured to highest standard available for mag-meters, equipped with minimum six digit digital totalizers, reading in different units (Kiloliters / Cubic meter) and shall be accurate within 0.5% of Measured value, shall operate within a range of 0.3 m/sec to 4 m/sec and be constructed as follows: Meter tube (Sensor) shall be fabricated from stainless steel tube and use class PN10 flat face carbon steel flanges in accordance with IS 1538. These flanges shall be welded to the flow tube. The internal and external of the meter tube shall be blasted to near white and lined with hard rubber/ Polyurethrene/ PTFE preferably by SBR or EPDM. Meter tube shall have a constant nominal inside diameter offering no obstruction to the flow. The accuracy should be inclusive of linearity, hysteresis, repeatability, temperature and pressure effects. Coil Housing shall be fabricated from stainless steel (SS304)/ Die cast Aluminium/ Carbon steel with anticorriosive paint for corrosion resistance and welded to the tube providing a completely sealed environment for all coils, electrode connections and wiring harness capable of submerged or buried operation with IP68 Protection. Signal Converter shall be pulsed DC coil excitation type with auto zeroing. The signal converter shall be remotely mounted away from the meter. The converter shall indicate direction of flow and provide a flow rate indication and a total of flow volume for both forward and reverse directions. The converter shall provide an isolated 4-20 mA output into minimum 500-ohm load and a frequency output of a maximum of 0-10 KHZ and a scaled pulse output. The microprocessor based signal converter shall have a self-diagnostic test mode and a backlit display that continuously displays “Rate of Flow” and “Total Volume”. Converter shall be supplied with a programmable low flow drop out, higher flow and empty pipe zero return. The signal converter housing should be die-cast aluminum with glass window. The converter cum transmitter should be fully programmable from the front facia. The programming should be user friendly, self-prompting menu driven. Flow meter test calibration certificate from FCRI, flow test lab / NABL accredited lab to be furnished.

250MM DIA DI K7

200 MM DIA HDPE PN6

Provision for pipe connection arrangements for inlet, outlet, scour and overflow etc, including cost of pipes, specials, valve, labour charges for lifting, aligning, fixing of DI pipes etc, complete as detailed below

Earth work excavation in all types of strata for laying pipeline in respect of following size of pipe with standard trench width and required depth including shoring, strutting, baling out water wherever necessary and all other incidental workslabour charge etc., complete as per standard specification.

250mm DI K7

200 mm HDPE PIPES PN6

Supply and delivery of DI pipes and specials as per specification

250 mm DI K7

Supply and delivery of HDPE specials as per IS 4984/2000 and as amended time to time for Butt Joint all cast and conveyance etc.

200 mm HDPE PIPES PN6

Lowering of DI Pipes & specials into the trenches and laying to proper grade and alignment and testing to the required pressure including the cost of conveyance of water for filling during testing.

250 mm DI K7

Lowering HDPE pipes and specials into the trenches carefully laying to proper grade and alignment jointing with Butt joint and testing to the required pressure including conveyance of water for filling during testing excluding cost of materials

200 mm HDPE PIPES PN6

Jointing C.I/ D.I-S/S pipes and specials with rubber gaskets (tyton joint) including cost of lubricants. (including cost of jointing materials)

250 mm DI K7

Jointing of HDPE Pipes and specials with Butt welding joint including cost of Jointing materials , testing to the required pressure with water, labour charge etc., complete as per standard specification.

200 mm HDPE PIPES PN6

Refilling with excavated soil (other than sand) complained with standard specification for filling in trenches and labour charge etc., complete as per standard specification.

200 mm HDPE PIPES PN6

250 mm HDPE PIPES PN6

Supply and delivery of HDPE specials as per IS 4984/2000 and as amended time to time for Butt Joint.including all cast and conveyance etc.

Supply , delivery & fixing of following CI valves and specials as per relevant SLUICE VALVE(As per IS 14846/2000, Pn 1.0 with IS marking) including all cast and conveyance etc.

250mm CI/D/F/ Sluice Valve

200mm CI/D/F Sluice valve

Earthwork excavation and depositing on bank with initial lead of 10 metres and initia llift 2.00m in hard stiffclay stiff black cotton, hardred earth,shales Muram,gravel,stoney earth and earth mixed with small size boulders S.S.20-B as per labour charge etc., complete as per standard specification.

Providing suitable dia non corrosifve engineering plastic moulded clamp saddle with SS 304 threaded metal inserted for tapping outlet Suitable for ½” (ID), 3/4” (ID) &1” (ID) clear bore and with wide plastic strap (Engineering plastic) with SS 304 suitable bolts & nuts. Saddle to have sealing of thermo plastic elastomeric (TPE) material around shall as detailed in a drawing furnished. - 20mm (ID - 15mm)

Brass Ferrule/ Statinless Steel ferrule (Flow Control valve ) as per of sizes 15mm, 20mm and 25mm size and threaded as per IS :554 BSPT, ISO:7-1 to suit the corresponding bore sizes of 15mm, 20mm and 25mm dia size ( 1/2", 3/4" and 1") in the saddle Connection .as per IS :554 BSPT, ISO:7-1 - 20mm (ID - 15mm)

Poly Propylene compression Female Threaded Adaptor with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK for connecting 15mm, 20mm and 25mm outlet points of Brass ferrule of sizes 15mm, 20mm and 25mm respectively. - 20mm (ID - 15mm)

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. - 20mm (ID - 15mm)

Poly Propylene compression Female Threaded Elbow 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 pipes. 20mm (ID - 15mm)

Poly Propylene compression Male Threaded Elbow 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 pipes. - 20mm (ID - 15mm)

MDPE PE 80 PN16 Blue pipe as per standards ISO 4427 as per BS 6920 in WRC-NSF LTD, UK 20mm (ID - 15mm) including all cast and conveyance etc.

U PVC ball valve with one side compression end and other side female end as per ISO 4422-4 and Tested as per BS 6920 in WRC-NSF LTD, UK,size : 20mm ODx1/2"ID, 25mm ODX1/2"ID and 32mm OD X 3/4" ID - 20mm (ID - 15mm)

Supply and delivery of protection box of size 20cm x 30cm for fixing of Water Meter. The box should be rectangular base in construction and material of construction should be weather resistant polyethylene (PE) blue /black .Reinforcement rips should be provided at the walls of the box. Box should be at two components comprising body and lid. Lid should be press fitted to the body. No hinges should be used for opened /closed. Operation meter box should be provided with built in lock. The body as inlet and outlet windows to pass the pipe through suitable for use with pipes of sizes up to 1" .Base of the box should be designed in such a way .That the box can be installed to the floor/wall using anchor Bolts / screws without grouting the entire base of the meter Box .Provision for fixing Name plate showing the name of the Department etc., complete and as directed by the TWAD Board Officers.

Exterior Emulsion paint Two coats with good quality of approved Emulsion paint including cost of all materials to site and all labour charges for mixing applying and proper curring etc., Complete as per Standard Specifications for 10 sqm

Provision for Goods and Service Tax @ 18%

G MOHANRAJ (BID ID -1216089)

P.MUTHUSAMY (BID ID -1215696)