Corporation Of Chennai Tender

Supplying and erecting centering for sides and soffits including supports and strutting upto 3m high for plane surface such as RCCslab rectangular beams TEESupplying and erecting centering for sides and soffits including supports and strutting upto 3m high for plane surface such as RCCslab rectangular beams TEE or L beams lintels bedblocks staircase waists and landing slabs landing beams canopy etc. with all cross bracings using mild steel sheets of a size 90x60cm and 10 gauge stiffended with welded mild steel angles of size 25x25x3mm for boarding laid over silver Oak(Country wood) joists of size 10x6.5cm spaced at about 90cm centre to centre and supported by casuarina props of 10 to 13cm dia spaced at 75cm centre to centre etc. complete.

Supplying mild steel rods upto 16mm dia including cutting bending hooks cranking fabricating assembling and laying in exact position tieing with soft steel wire 16 or 18BWG etc. complete for all RCC works

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 content of 325 kg/m3 and m,aximum water cement ration of 0.55, including admixture (Plasticiser/Superplasticier) in recommended proportions as per IS:9103 to accelerate ,retard setting of concrete,improve workability without impairing strength and durability with about (5.0 cum) 7730 kg of 20 mm machine crushed stone jelly and with about (3.3 cum) 5156 kg of 10-12mm machine crushed stone jelly and with about (4.79 cum) 7670 kg of sand, nut excluding cost of reinforcement grill and fabricating charges,centering and shuttering and also including laying,vibrating with mechanical vibrators,finishing,curing,etc and providing complying with standard specification and as directed by the departmental officers. The coarse and fine aggregates to be used should comply with the requirements of IS Standrands.(No separate payment will be made by the Department for the excess usage of materials)

Brick work in second class bricks (9"x4 3/8" x 2 3/4") in C.M.1:4 ( 1 cement and 4 Crushed Stone Sand (Commercially called M-Sand)) including curing,etc.,complete for 23cm thick walls upto basement (upto 1m high above G.L.).

Plastering with cement mortar 1:4 (1 cement and 4 Crushed Stone Sand (Commercially called M-Sand))12mm thick including curing, etc., complete.

White washing one coat over a new plastered surface..

Painting the new plastered walls with two coats of Exterior emulsion paint (weather proof ) first class quality and of approved colour over a priming coat including thorough scrapping clean removal of dirt etc. complete and including necessary plaster paris putty etc. wherever required.as per (ISI STD) (It must provide excellent resistance against the growth of algae and fungi on the walls. And it must offer excellent protection against alkali and UV degradation and the durability period should be 5 years..

Supplying and filling with good earth for foundation and basement etc. including watering and consolidating etc. complete

Supplying and erecting in position LIGHT DUTY STEEL TRUSSES as per the drawing. The materials and design of the trusses should confirm to the relevant Indian Standard specification. The trusses shall be procured only from reputed manufactures of trusses with prior approval of the Buildings Engineer and a certificate to the effect from the reputed manufacturers shall also be furnished with design. The rate quoted shall include the cost of trusses. Base-plate with holding down bolts and nuts to RCC or Masonry works, roof purlins, rafters, purlin sleeves, the members fixing accessories etc., painting one coat of red- oxide paint and erecting in position etc., complete as directed during execution. The contractor shall also arrange to provide grouting for holding down bolts embeding the end purlins, to the gable wall wherever necessary etc., The roof sheeting shall project 0.762m from the eves purlins. For structures like CYCLE STAND, PARKING GARAGE, TEMPORARY ENCLOSERS

Supplying and fixing B.R.C.weldmesh partition with best IndianT.W.frames 75x50mm at 1.0m C/C.in length wise and 60cm C/C at cross wise including fixing in position by drilling holes in theframes etc. complete. The partition shall be fixed withnecessary iron hold fasts. The size of weldmesh will be 75x25mm.(ISI STD).

Wiring with 2 x 1.5 sqmm (22 / 0.3) PVC insulated SC unsheathed Copper conductor cable of 1100V grade in suitable PVC rigid pipe on wall and ceiling with PVC accessories with TW switch box inflush with wall with 5A F.T. switch, covered with hylum sheet of 3mm thick 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 of 48" ( 1200 mm ) sweep size 5 star rating Ceiling fan with out regulator

Supply and fixing of surface mount patty type 1 x 36 watt T.L fitting complete with electronic ballast with TW round blocks on wall or ceiling with flu tube with PVC unsheathed Copper leads from terminals to the fitting.

Supplying and fixing of M.S.Grills forWindows/Verandah/Ventilator s Grill of standard rectangular designusing 25mmx10mm M.S.Flats for outer frame and 20mmx5mm M.S.Flatsfor inner frame and for inner grill portion.The Vertical grillspacing should be 9.6cm. The centre portion spacing in between twogrills should be 14.5cm. 10 Nos of hold fasts of size 25mmx10mm forfixing the grill for Verandah and 8 Nos of hold fasts of size25mmx10mm for fixing the grill for Windows in the wall includingone coat of primer etc.complete. (As per sketch enclosed) andalso as directed during execution..

Painting new iron work two coats with ready mixed paint with relevent ISI STD of superior quality and approved colour..

Supplying and fixing colour metal roofing sheets made up of Galvalumed Aluminum-Zinc Alloy coated steel, AZ-150 and Hi-tensile Grade 550 steel of thickness 0.47mm, Trapezoidal profile over all width 1080 mm etc

3 PHASE EB CONNECTION

BLUE LIGHT INSECT KILLER

INDUSTRIAL EXHAUST FAN

FIRE EXTINGUISHER

S/F NAME BOARD