Improvement works to provide extension of existing control room building for Control and Relay panels in 110KVSS at Kanji in Thiruvannamalai EDC

Amount

Dismantling of Brick wall

Earth work excavation for foundation in all soils and sub-soils and to full depth as may be directed except in rock requiring blasting inclusive of shoring shuttering, bailing out water wherever necessary and depositing the surplus earth within the compound in places shown by the departmental officers with an initial lead of 10 mts and initial lift of 2 mts. and clearing and levelling the site, etc., complete complying with standard specification.

Refilling with excavated earth other than sand including cost of labour, lead and lift etc., complete as directed by the department engineer at site - 1M3

Cement Concrete 1:4:8 using 40mm gauge hard granite broken stone jelly for foundation including dewatering if found necessary and laid in layers of not more than 15cm thick well rammed and consolidated etc., complete.

Reinforcement Cement Concrete 1:1.5:3 using machine crushed 20mm gauge HBS jelly for all RCC works connected to this work excluding grill placed in position but including consolidating by mixing for machine vibraters and finishing etc., complete and also including fixing the fan clamps And RCC floors or roof slabs where ever necessary kraft paper laid without extra as directed by the departmental officers etc., complete complying standard specification.

Supplying and erecting centering for sides and soffits including necessary supports and strutting up to 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 about 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

Brick work in cement mortar 1:5 [one cement and five sand] using country bricks of size 8 ¾ " x 4 ¼ " x 2¾ " of the following including curing etc., complete complying with standard specifications

Plastering with cement mortar 1:5 (One Cement and five sand) 12mm thick in all floors and complete, complying with standard specifications

Special ceiling plastering and finishing the exposed surface of all RCC items of work such as slabs, beams, sunshades, facia, canopy slab, staircase waist slab, landing slab etc.

Colour washing two coats of newly plastered wall surface with ready mixed plastic emulsion paint of first class quality and of approved colour over a priming coat including through scrapping of wall surface including cost of paint ,brush etc .Complete complying with standard specification and directd by departmental officers.

Supplying, fabricating and placing in position Mild Steel / Ribbed Tor Steel grills for all RCC works as per design given including cost of steel and G.I. binding wire in all floors etc. complete complying with standard specification. (Contractor has to make his own arrangements for the supply of steel and binding wire)

Supplying and fixing of Doors (Single leaf) using MS angle 50x50x6mm for door frame and 40x40x6mm for shutter frame and shutter 18 Gauge MS Sheet with stiffners both front and back M.S. Flat of size 32x3mm with 6" hinges heavy duty

Supplying and fixing of PVC door of required size single leaf with PVC frame and shuttering of approved quality

Wiring with 2 x 1.5 Sqmm (22/0.3) PVC insulated single core unsheathed copper conductor cable of 1100 V grade in suitable PVC rigid pipe for light point / Tubelight point / Buzzer point/ Fan point inclluding cost of all materials lead, lift, etc., complete - 4Point

Supply and fixing of single box type 4'40W fluorescent fitting complete with copper choke and condenser with conduit pipe suspension from the ceiling with PVC unsheathed copper leads from terminals to the fitting with tube (SD 89)

Supplying and fixing of 5 A 3 pin and 2 pin combined flush type non interlocking CS plug (SD - 133 / Page 65 - Electrical cost data)

Supplying and fixing of 5 A/15A 3 pin combined flush type CS plug with 15A flush type switch on suitable TW box etc., complete (SD - 136 / Page 66 - Electrical cost data)

Supplying and fixing 1200mm (48") swap AC ceiling fan with 600mm down rod with approved best quality make of standard specification with electronic regulators and switch, including cost of all materials Labour fixing charges etc., complete.

Supplying and fixing in position best quality PVC soil / waste pipes of 110mm dia having 6 kg / sq.cm. pressure BIS mark and providing leak proof joints using PVC adhesives including fixing to the wall with special PVC / MS clamp, teak wood plugs, brass screws, etc., and making connection to all sanitary fittings, dismantling masonry / RCC works wherever found necessary and making the good dismantled portion to the original condition, including testing for any leakages, etc., complete complying with standard specifications. (The PVC pipes should be got approved by the Executive Engineer before use on works). The rate for earth work excavation will be measured and paid separately in the cases where the pipe lines are proposed to laid below ground level

Supplying, laying and jointing PVC pipes (having working pressure 10 kg. / sq.cm) of approved quality and best variety conforming to BIS of the following dia including cutting, threading and fixing PVC specials using PVC adhesives (but excluding cost of such specials) and fixing into wall with teak wood plugs, PVC clamps and screws making holes on the wall (or) drilling holes in the roof and making good the dismantled portion to original condition with necessary brick work / cement concrete and plastering neatly wherever necessary with necessary scaffolding charges upto 4 metre height above ground level, etc., complete complying with standard specifications. The PVC pipes shall be got approved by Executive Engineer before use on works. (40mm Dia)

Supplying, laying and jointing PVC pipes (having working pressure 10 kg. / sq.cm) of approved quality and best variety conforming to BIS of the following dia including cutting, threading and fixing PVC specials using PVC adhesives (but excluding cost of such specials) and fixing into wall with teak wood plugs, PVC clamps and screws making holes on the wall (or) drilling holes in the roof and making good the dismantled portion to original condition with necessary brick work / cement concrete and plastering neatly wherever necessary with necessary scaffolding charges upto 4 metre height above ground level, etc., complete complying with standard specifications. The PVC pipes shall be got approved by Executive Engineer before use on works(20mm dia)

Supplying and fixing in positon Indian Water Closet (Oriya type) of size 580 x 440mm white glazed earthern ware of approved quality and brand with "P" or "S" trap conforming to BIS with sand cushion and forming flooring alround the closet using 40mm broken brick jelly in lime concrete 1:2:5 (One lime, Two sand and Five brick jelly) 100mm thick and finishing the top to the required slope and including giving necessary connection to CI soil pipes (including the cost of 100mm dia CI pipe for a length of 600mm) by dismantling brick masonry wall / reinforced cement concrete roof / floor slab and making good the dismantled portion to the original condition with leakages etc., complete complying with standard specifications and as directed by the departmental officers. (The water closet should be got approved by the Executive Engineer before use on works).

Supplying and fixing in position 15mm dia swan neck tap / Pillar tap (heavy duty) of approved make conforming to BIS specifications and quality including cost of shellac, thread, etc.,

Sub Total

Contingencies 1 %

Provision for GST 18 %

Provisions for ESI at 3.25 % on 40% of Estimate cost

Provisions for EPF at 13.00 % on 40% of Estimate cost

SRI AMMAN AGENCIES