Tamil Nadu Civil Supplies Corporation Tender

Earth work excavation for foundation in all classes of soils and sub-soils and to full depth as may be directed except in hard rock requiring blasting including initial leads and lifts and refilling the sides of foundation with excavated earth in 150 mm layers well watered, rammed and consolidated including depositing surplus earth within the godown or inside compound in places shown with initial lead of 10 mts and initial lift of 2 mts. clearing, levelling the site, shoring, strutting, bailing of water wherever necessary etc., complete complying with standard specificationand as directed.

CEMENT CONCRETE 1:5:10(one cement, five sand and ten aggregate)using 40mm gauge hard broken granite stone jelly for foundation including de-watering side shuttering, strutting, wherever necessary including curing etc., complete complying with standard specifications and as directed.

Providing and laying in position, Standardized Concrete Mix M20 Grade in accordance with IS:456-200 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 maximum water cement ratio of 0.55, including admixture (Plasticizer / super plasticizer) in recommended proportions as per IS:9103 to accelerate, retard setting of concrete, improvement workability without impairing strength and durability with about (5 Cu.m) 7730 Kg of 20mm machine crushed stone jelly and with about (3.3 Cum)5156 kg of 10-12mm machine crushed stone jelly and with about (4.7 Cum) 7670 kg of sand, but excluding cost of reinforcement gril and fabricating charges, centering and shuttering and also including laying, vibrating with mechanical vibrators, finishing, cutting , Placing of concrete and surface hardener finishing with power floated and power trawler to obtain the hard surface including provision of expansion joints at 6Metre intervals across the platform etc., complete complying with standard specification and as directed the departmental officers. The coarse and fine aggregates to be used should comply with the requirements of 15 Standards. (No separate payment will be made by the Department for the excess usage of materials.

Supplying, fabricating and placing in position MS/RTS grills for reinforcement for all R.C.C. works as per design given including cost of steel and G.I. binding wire in all floors etc., complete4 complying with standard specification(Contractor has to make his own arrangements for the supply of steel and binding wire)

PLAIN CEMENT CONCRETE 1:2:4(one cement, two sand and four aggregate)using 40mm gauge hard broken granite stone jelly for foundation including de-watering side shuttering, strutting, wherever necessary including curing etc., complete complying with standard specifications and as directed.

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 For Plane surfaces such as vertical slab, side slabs of boxing, vertical drops, facia, vertical wall etc.,

BRICK WORK in cement mortor 1:5(one cement, five sand) using best quality Country bricks of size 8" 3/4"x4 ¼ x 2 ¾ “ for walls including cost of scaffolding curing, finishing etc., complete complying with standard specification and as directed by the departmental officers. In foundation and basement

PLASTERING with cement mortor 1:5 (one cement and five sand) 12mm thick including cost of scaffolding, finishing, curing etc., complete complying with standard specification and as directed.

Painting the walls with two coats of exterior emulsion paint of first class approved quality and 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 and as directed.

Supplying and fixing of Rotary ventilator of size 600mmx600mm with all purlins on the roof with necessary Bolt and nuts arrangements to with stand the wind velocity as specified by the departmental officers (Rotary ventilator should be got approved by the Executive Engineer before use on work).

Hire charges for Tree cutting saw machine in godown campus including cost of labour charges for tree cutting as directed by the departmental officers.

Supply of Labours for loading the trees from the godown campus cost includes labour charges etc., as directed by the departmental officers.

Removing the garbage and godown waste from the godown campus by using Tipper with labours which includes hiring charges, fuel charges and clearing away and depositing at the Corporation approved places as directed by the departmental officers

Supplying and fixing cement concrete ring of 1M dia in septic tank at the required depth the charges including Transport, labour charges, fixing and pointing etc., complete as directed by the departmental officers..

Supplying and fixing cement concrete ring of 1.20M dia in septic tank at the required depth the charges including Transport, labour charges, fixing and pointing etc., complete as directed by the departmental officers

Supplying and fixing cement concrete cover of 1M dia of best approved quality including raising the elevated portion around the cover with cement mortar 1:3 and plastered with C.M1:5, 12mm thick etc., complete as directed by the departmental officers.

Supplying and fixing cement concrete cover of 1.20M dia of best approved quality including raising the elevated portion around the cover with cement mortar 1:3 and plastered with C.M1:5, 12mm thick etc., complete as directed by the departmental officers.

Manufacturing supplying and fixing of steel door with the following specification MS angles of size 40x40x6mm are used for the outer frames and M.S angles of size 35x35x5mm for the shutter frames stiffeners with 32x6mm M.S flat is provided at required intervals in the shutter frame. 18-gauge C.R. Sheet laid as panel in the shutter and welded intact. M.S.flat 18x5mm is welded over the 32x6mm M.S flat sandwitching the C.R sheet in between additional stiffeners with 18x5mm M.S flat is provided diagonally at the rear side of the shutter, 3 nos of hinges in case of single leaf and 6 nos of hinges in double leaves shutter to be provided 6 nos of holdfasts 120mm in length made of angle section spliced at the ends are welded to the outer frames of the door. Tower bolts 2 nos one at the top and the other at the bottom are provided 1no. Aldrop is provided incase of double lead door at lock rail section in the door in single leaf door, one more adrop in provided in the inner lock rail section of the door one rotaing locking arrangements for the inner side of the door and additional provision for locking arrangements for lock is provided on the rear side of the door at an appropriate place.