Construction of 60000 litres OHT at keezhakalkurichi habitation ward No 5 near Ammancovil in kollenvilai WSS in Kalkurichi village panchayat

Amount

Construction of 60000 litres OHT at keezhakalkurichi habitation ward No 5 near Ammancovil in kollenvilai WSS in Kalkurichi village panchayat

Earthwork Excavation for foundation in all soils and sub soils to full depth as may be directed except in hard rock requiring blasting but inclusive of shoring and strutting and bailing out water wherever necessary and refilling the side of foundation with excavated earth in layers of not more than 15cm thick, well rammed and consolidated and depositing the surplus earth in all places shown by the departmental officers with initial lead and lifts etc. site etc complete complying with standard specification and as directed in sand, silt and loose soil, wet sand and silt not under water light black cotton soil, sandy loam and ordinary soil including excavated earth as per SS20B

First Depth of 2m

Second depth of 1m

Supply and delivery of filling of river sand in layer of not more than 15 cm thick including watering with all layers and consolidation complying with standard specification including cost and conveyance of sand to site and all labour charges and all other incidential charges etc. complete as per standard specification TNDSS No.24 & 25 NBC part VI (S2) 8

Cement Concrete 1:4:8 one cement, four Crusser Stone sand and eight hard broken stone) using 40mm ISS size hard granite broken metal from approved quarry including cost and conveyance of all materials to site including cost of cement which will be supplied departmentally at the departmental section stores and the cost will be recovered at the rates noted in the special conditions appended and conveyance of the same from departmental section stores to the actual worksport and handing charges at each and including cost of from work mix concrete laying compacting and watering curing concrete including all leads for good soft, potable water, hire and fuel charges for all tolls and plats and all other incidental charges such as balling out water forming protective bunds providing coffer dams etc., complete as directed by the Engineer Table I of IS 2116-1980

Reinforcement Cement concrete 1:1½:3 (one cement one and a half sand and three aggregates) using machine broken granite jelly of 20 mm size for all reinforced cement concrete works excluding cost of centering shuttering strutting and also cost of reinforcement grill in position but including laying vibrating with mechanical vibrators using finishing etc complete, as directed by the departmental officers etc complete complying with standard specification. TNDSS No.28 V, VI S25.

For Items 1.5 m to 4.5 m below GL

Items to 0 to 1.5 m below GL

For items 0 to 4.5 m above GL

Above 4.5 m and up to 7.3 from GL

For items below 7.32 m and up to 10.98 m from GL

Supplying and erecting centering shuttering including necessary supports for plane surface in foundation and basement and in all floors for 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.

PLAIN SURFACE

Below ground level items

CURVED SURFACE

SQUARE COLUMN

Below GL

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

Supplying, fabricating and placing in position of Steel Reinforcement using Mild steel or ribbed tar steel rods, for all RCC works as per the design given by the departmental officers including cost of steel cutting, bending, placing in position and binding with binding wire and all labour charges for cutting, bending, tying and placing in position etc, complete. TNDSS No.SS 86 & 86A V,VI, VII (S6) 7,3

Fabrication, supply, delivery and fixing of outside MS ladder of 45 cm wide made out of 50 x 50 x 6 mm MS plain rods fixed at 30 cm centre to centre welded, jointed etc. providing with suitable side supports, clamps, and locking arrangements provided with

Providing and fixing of RCC inner access ladder in RCC 1:1½:3 (one cement, one and half sand and three aggregate) using 20 mm HBG stone for OHT including cost of reinforcement, placing grill in position, centering shuttering charges, mixing concrete curing etc. to required height and clear width of 45 cm consisting of two Nos. of vertical post of 10 x 15 cm and step slab of 25 x 25 mm etc., complete and as directed by officers.

Provision for PVC ventilating arrangements mosquito proof nylon net with PVC pipes and cowl and as directed by engineer

Provision for Manhole cover to size of 0.60x0.60m including cost and conveyance of all materials

Refilling the basement with excavated earth in layers of not more than 15 cm thick well rammed watered and consolidated etc. complete with standard specification.

Supply and delivery of following pipes and specials

65mm GI pipe for inlet connection

65mm GI Pipe for over flow and rain water harvesting pipe

65mm GI Pipe for Scour pipe

65mm GI Pipe for Delivery line

65mm dia GI bend

65mm GI coupler

65mm GI Union

65mm GI Elbow

65x50 mm GI reducer

75mm PVC Thread coupler

75x90mm PVC Reducer

75x63mm PVC Reducer

65mm dia GI Gate valve

50mm Gate valve

90mm PVC Pipes

90mm PVC Bend

80mm GI pipe

80mm GI elbow

80mm GI coupling

80mm GI bend

80mm GI flange set

80mm GI Hex nipple

80x65mm GI Reducer

90mm PVC MTA

160mm PVC Tee

160x110mm PVC Reducer

110x90mm PVC Reducer

Earth work excavation and depositing on bank with initial lead of 2 metre narrow trenches for laying of pipes and refilling earth for water supply works in the hard stiff clay stiff black cotton hard red earth shales murram gravel stoney earth and earth mixed with small size boulders and hard gravelly soil as directed by the departmental officers. (EW P.no 291 Fill P.no 295)

Labour charges for laying of PVC/GI pipes and specials to proper line and level including jointing but excluding cost of pipes and jointing materials for plum bind for providing water supply works.

90mm PVC Pipe 6ksc

80mm GI Pipes

Supplying and fixing of water meter 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}

JOHNROSE WORKS CONTRACTOR