Special repairs to existing roof in CRS building (DA003NC, DA006NC, DA007NC, DA008NC, DA054NC, DA050NC, DA006NC) in Kuruvappa Dairy Farm at Ayyanavaram in Chennai City.

Amount

CIVIL WORK

Dismantling pressed tiles and weathering course and clearing away and carefully stacking materials useful for re-use as directed by departmental officers.

Dismantling A.C. Sheet roofing without roof timbers and clearing away and carefully stacking materials useful for reuse as directed by the departmental officers.

Finishing the top of roof with one course of machine pressed tiles of size 23x23x2cm laid in cement mortar 1:2 (one of cement and two of sand)mixing with water proofing compound confirming to ISS at 2% weight of cement used and pointed with water proofing compound mixed with red oxide etc., complete complying with standard specification and as directed by the departmental officers.

Providing FORM WORK for centering the soffits of all reinforcement concrete work including strutting to the required (3 metre) height with mild-steel sheets of size 90cmx60cm 10 gauge stiffened with welded mild steel angles of size 25mmx25mmx3mm laid with country wood joist of average of size 10cmx6.50cm at about 90cm centres with casurina props of 13cm dia at 75cm centre to centre with all nails coir,wedges complete and removing the form work after necessary curing period as directed by the corporations officers. The rates should inclusives of cutting , bending, welding , charges of M.S sheets, M.S. angles etc., Complete RCC floor slabs, roof slab,beams, lintels, landing slab, loft etc.,

Reinforced Cement Concrete 1:1½:3 (one cement, one and half sand, and three aggregates) using 20mm hard broken granite stone for all RCC works using machine for mixing concrete excluding cost of centering, Strutting and Shuttering, cost of steel and fabrication of reinforcement and placing the grills in position but including curing finishing etc., complete complying with standard specifications and as directed. In Ground floor upto 4.5m height above basement

Supplying, fabricating and placing in position MS/RTS grills for reinforcement for all R.C.C. works including cost of steel, labour for straightening, bending, cranking, tying grills with 18 gauge galvanized binding wire and placing grills in position complete complying with standard specification and as directed.

Supplying laying and jointing PVC pipe of 25mm dia (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 us on works.

Supplying laying and jointing PVC pipe of 40mm dia (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 us on works.

Supplying and fixing in position the following PVC specials (with working pressure of 10Kg /sq.cm) of approved quality and good variety including cost of fixing charges etc., complete. PVC Elbow 25mm dia

PVC Tee 25mm dia

PVC Bend 25mm dia

PVC Coupler 25mm dia

PVC Elbow 40mm dia

PVC Tee 40mm dia

5Nos PVC Bend 40mm dia

Supplying and fixing in position of best Indian make PVC Water Tank of 500 litres capacity confirming to ISI standards as directed by the departmental officers including cost of material and conveyance charges of material to work site etc., complete complying with standard specifications.

Supplying and Erection of 1.5 H.P Jet Motor confirming to IS-14220 with ISI mark 75x75 LPM X mts Suitable for 150mm bore well complete complying with standard specification including suitable 3-phase panel board with DOL with two level guard starter and accessories and labour charges for erection of submersible pump set in bore well including fixing and jointing the submersible cable(but excluding cost of 4sqmm -3core copper cable) with proper clamps,pressure gauges upto the exterior wall of panel board consisting of JPICN switch starter, voltmeter, ammeter, 3pilot(indicating) lamps capacitor,single phase preventometer,water level guard and laying and jointing the cable and twin earthing as per IE rules etc., complete and testing pump set on trail run for 3days etc., complete complying with standard specification.

Supply of 4 Sq.mm /PVC insulated and sheathed,3 core flat type copper cable for submersible motor.

Supplying and fixing 4mm thick plain galss and rubber beading including cost of all materials, labour power consumption required for fabrication, drilling holes in RCC Column/ floor slab masonry wall wherever necessary with power drills and made same to original condition after fixing etc., complete complying with standard specification and as directed by the departmental officers.

R ravi