Construction of Pump Room near Sub Collector OHT in Chengalpattu Municipality

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, silt not under water, light black cotton soil, sandy loam ordinary soil and to full depth as may be directed except in hardrock requiring blasting inclusive of shoring shuttering and baling out water wherever necessary refilling the sides of foundation with excavated soil other than sand in layers of 15cm thick well rammed and completed, cleaning and levelling the site etc., complete -

Supplying and filling in foundation and basement with filling sand in layers of not more than 15cm.thick well rammed watered and compacted etc., complete complying with standard specification.

Plain Cement concrete 1:5:10 (one cement, five sand, ten aggregate) using 40mm gauge hand broken granite stone jelly for foundation including dewatering if found necessary and laid in layers of not more than 15 cm thick and compacted,etc., complete complying with standard specfication.

Plain Cement Concrete 1:2:4 (one cement, two Crushed Stone Sand (M- Sand) and four coarse aggregates) using 20mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges 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 Below Basement

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 Plane Surface

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 13cm 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.

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 -

Ground Floor

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 CM 1:5 (one cement & five sand) bricks of size 8 3/4"X4 1/4" X 2 3/4" with class designation of 7.5 conforming to IS 1077-1992 including finishing, curing, etc., complete complying with standard specification - 100CFT

Ground Floor

Window

Providing and fixing of cut stone (Rough dressed) set in CM 1:3 of size 0.45 X 0.45 X 0.15M at site including cost of all materials, labour charges, curing etc., complete and as directed by TWAD Board Officers.

Supplying and fixing in position of RCC in side access ladder of following size using 20mm size HBS jelly including cost of all materials, centring, shuttering,strutting, fabrication and placing in position of reinforcement, finishing, curing etc., complete and as directed by TWAD Board Officers.

Weathering Course with Concrete Broken Brick (S.I.No.278) & ( P & D) Data 54.Jelly 20mm gauge in pure slaked lime (no sand to be added) over roof slab,the proportion of brick jelly to lime being '32 to 12.5 well beated with wooden beaters for giving required slope and thickness as directed by the departmental officers etc., complete.-10 cum

Finishing the top of roof with one course of machine pressed tiles of size 200 mm x 200 mm x 20 mm of approved quality in Cement Mortar 1:3 (One part of Cement and Three part of Plastering Sand (P- Sand)), 12 mm thick mixed with water proofing compound conforming to ISS at 2% by weight of cement used and the joints pointed neatly to full depth of tiles with the same cement mortar mixed with red oxide and water proofing compound including curing etc., complete

Plastering with cement mortar 1:3 (One part of Cement and Three part of Plastering Sand (P- Sand)), 10mm thick in all floors including cost and conveyance of all materilas to site and labour charges etc,complete as per standard specifications

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 Delivery of Double Side finishing 50mm thick Cuddapah slabs Including Cost and conveyance Charges etc

Wiring with 2 x 1.5 sq.mm. (22 / 0.3 ) PVC insulated single core unsheathed copper conductor cable of 1100V grade in suitable heavy gauge MS conduit pipe on wall and ceiling with MS accessories with 150mm x 100mm x 75mm MS switch box inflush with wall with 3mm thick hylum sheet cover for 5A 3pin non interlocking flush type CS plug with painting of suitable colour with continuous earthwire connection of 14SWG TC wire for open plug point

Wiring with 2 x 1.5 sq.mm. (22 / 0.3 ) PVC insulated single core unsheathed copper conductor cable of 1100V grade in suitable PVC rigid pipe on wall and ceiling with PVC accessories and with TW switch box and 5A FT switch with painting of suitable colour with continuous earth wire connection of 14 SWG TC wire for open PVC light point / fan point (for electronic regulator)

Supply and run of 4 of 6 sq.mm(56/0.3) PVC insulated SC unsheathed Cu.conduction of 1100V on 7/20 GI bearer wire for service connection mains. (SD 68)

Supply and run of 4 of 6 sq.mm.(56/0.3)PVC insulated SC unsheathed Cu.Conductor of 1100V grade in 25mm dia GI pipe (class 'B' ) suitably bent at both ends with neccessay angle iron upright and end support for mains (SD 73)

Supply and fixing of 16 Amps DP Switch with metal clad of 500 V with fuse and neutral (Side Handle) on suitable TW Box PWD Earthing(SD 141)

Earthing as per the ISI specification with an earth electrode of 2.1 mt class 'B' GI pipe of dia not less than 40mm, with copper earth plate of size 125mmx50mmx6mm, with necessary funneling arrangements with necessary masonry work and with 38mm RCC cover slab for the brick masony. (SD 233)

Supply and fixing of 15A aeriual fuse unit(500A) on suitable 100x100 mm TW concealed box with hylem sheet on on the tapping pole with necessary clamps (SD 128)

Supply and Fixing of TNEB meter Board suitable for 32A single Phase service connection with 32A Fuse unit (500V) 32A neutral link and earth link (1"x1/8" copper flat) on TW plank of size 375mm x 300mm x 19mm with supporting TW reepers of 1" thick an either side with painting with suitable bolt and nuts for fixing the TW plank on wall with earth connection with 7/20 PVC insulated copper wire from EB meter to fuse unit,(SD 125).

Supply and Fixing of 5A or 10 Amps AC Single phase 230 V , 50 HZ watt hour metre on Suitable TW box complete with earth connections. (SD 124)

TNEB charges for new service connection main including all cost and conveyance etc., complete.

Wiring with 2 x 1.5 sqmm (22 / 0.3) PVC insulated SC unsheathed Cu. Conductor of 1100V grade in suitable PVC rigid pipe concealed in wall and ceiling with PVC accessories in flush with wall with 3mm thick hylum sheet cover with TW switch box and 5A F.T switch with continuous earth wire connection of 14 SWG TC wire for making good of the concealed portion with suitable colour for PVC concealed light point / Fan point (For electronic regulator). (SD 22)

Supply and fixing of 20W 4 Feet LED Fitting with LED

Supply and fixing of 30W LED Street Light Fitting with LED

Wiring with 2X1.5 sq mm (22/0.3) P V C insulated S C, unsheated Cu. Conductor of 1100 V grade in suitable P V C rigid pipe on wall and ceiling with P V C accessories 100X113mm TW switch box for 5 A3 pin non interlocking C S plug with painting of suitable colour with contineous earth wire connection of 14 SWG TC wire for open P V C plug point ( S D 36)

Add GST 18%