Tamil Nadu Maritime Board Tender

Tee 32 mm Dia

Tee 50 mm Dia

Earth work open excavation 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 excavated earth with a lead of 10 mts. within the compound in places shown by the departmental officers and clearing and levelling the site, etc., complete complying with standard specification.

Hex Nipple 32 mm Dia

Union 32 mm Dia

Bend 25 mm Dia

Reducer 50 mm x 40 mm Dia

Union 40 mm Dia

Coupler 50 mm Dia

Supplying and fixing PVC ventilating shaft of 110mm dia (having working pressure 4 kg. / sq.cm) with 3-meter height including cost of PVC cylindrical cowl of best approved quality etc., complete complying with standard specifications and as directed by the departmental officers

Supplying, erecting steel centering using M.S. Sheet of size 90X60cm and BG 10 gauge stiffened welded with M.S. angel of size 25X25X3mm laid over silver osk/country wood joist of size 10X6.5cm spaced at about 90cm centre to centre and supported by casurinaprops of 10 to 13cm dia spaced at 75cm center to centre for all type of RCC roof slab, lintel beam, T,L,beam landing slab plinth beam, grade beam, column footing, column , sunshade, facia, sloped roof, waist slab, etc., Including necessary supports with all cross bracings filling slits and holes in the surfaces(the retrieved materials should be taken back by the contractor) and side shuttering etc., complete as directed by the Federation officers and as per standard specification.

Providing and fixing MS PVC Covered steps in inner side of the sump including all materials, labours etc. Complete.

Supplying and fixing of water stopper 300mm width, 10 mm thick at every horizontal joints of the concrete wall, best approved quality etc., complete complying with standard specifications and as directed by the departmental officers.

Elbow 50 mm Dia

Elbow 32 mm Dia

50 mm Dia

Hex Nipple 50 mm Dia

Reducer 32 mm x 25 mm Dia

Coupler 32 mm Dia

Bend 32 mm Dia

Reducer 40 mm x 32 mm Dia

Reducer Elbow 32 mm x 25 mm Dia

Plain Cement Concrete 1:5:10 using 40 mm size HBG stones for foundation including de-watering if found necessary and laid in layers of not more than 15 cm thick for flooring including rendering the top surface rough to take floor finish including side shuttering if required and compaction, curing etc., complete as directed by the Federation officers and as per the technical Specifications

Bend 50 mm Dia

Reducer Tee 25 mm x 20 mm Dia

Supplying and fixing of water tight Manhole frame and cover of (Heavy Duty) of size 0.60 x 0.60m in RCC 1: 11/2:3 with suitable reinforcement and 50 x 50 x 6mm MS angle fixed along edges and as directed by the TNMB Board Officers

Reducer Tee 40 mm x 32 mm Dia

Coupler 25 mm Dia

Reducer Elbow 40 mm x 32 mm Dia

Reducer Tee 32 mm x 25 mm Dia

32 mm Dia

Providing & fixing open UPVC SCH-80 class water pipeline of ISI mark and approved make of following diameters at all levels, including all necessary heavy duty specials and fittings of ISI mark and of approved make, fixing with arrangement viz. standard pattern holders bat clamps made out of Galvanised Steel (GI) flat carrier fixed with GI bolts in the RCC or brick masonry and GI "C" clamp fixed to secure the pipe with GI bolts / screws / washers of required shape and size so as to fit tightly on the pipes when tightened with screwed, making holes, cutting floors, making good the walls and floors etc. complete as directed - for providing and laying 65mm dia uPVC Pipeline.(Below Ground Level) - 25 mm Dia

Reducer 25 mm x 20 mm Dia

40 mm Dia

Supplying and fixing in position first quality and approved variety of Gun metal Gate Valve / Wheel Valve with BIS make of the following dia including cost of shellac, thread balls, etc., complete complying with standard specifications (for both internal and external water supply arrangements). The valves to be used on work shall be got approved by the Executive Engineer before use on work - 40mm Dia

Reducer Elbow 25 mm x 20 mm Dia

Tee 25 mm Dia

Hex Nipple 40 mm Dia

Reducer Tee 50 mm x 40 mm Dia

Bend 40 mm Dia

Reducer Elbow 50 mm x 40 mm Dia

Providing and laying in position, Standardised Concrete Mix M-30 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 cementcontent of 400 kg/m3 and maximum water cement ratio of 0.45, including admixture (plasticiser / superplasticiser) in recommended proportions as per IS:9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability with about (5.0 cu.m.) 7730 kg. of 20mm machine crushed stone jelly and with about (3.3 cu.m.) 5156 kg. of 10-12mm machine crushed stone jelly and with about (4.79 cu.m') 7670 kg. of crushed stone sand, but excluding cost of reinforcement grill and fabricating charges, centering and shuttering and also 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, etc., complete 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 Standards. (No separate payment will be made by the Department for the excess usage of materials).

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)

Coupler 40 mm Dia

Plastering the surface of walls with Cement Mortar 1:3 (One cement and Three plastering sand), 20mm thick in all floors including curing etc., complete complying with standard specification and as directed by the departmental officers.

Union 25 mm Dia

Supplying and filling in foundation and basement with Crushed Stone Sand (M- Sand) in layers of not more than 15cm thick well rammed watered and compacted etc., complete complying with standard specification.

Supplying and fixing in position 15mm dia brass CP screw down tap / Pillar tap (heavy duty) of approved make conforming to BIS specifications and quality including cost of shellac, thread, etc., complete complying with standard specification and including cutting and threading wherever necessary. (Taps should be got approved by the Executive Engineer before use on the works)

Elbow 40 mm Dia

Supplying UPVC Specials (with working pressure 10 kg. / sq.cm.) in water supply arrangements (both in internal and external water supply arrangements) - Elbow 25 mm Dia

Tee 40 mm Dia