Public Works Department Tender

Supplying and erecting steel centering including necessary supports for plane surfaces for Reinforced Cement Concrete works such as column footings, column pedestals, plinth beams, grade beams, staircase steps, etc. which require only nominal strutting using mild steel sheets of size 90cm x 60cm and 10 BG stiffened with welded mild steel angles of size 25mm x 25mm x 3 mm for boarding, laid over silver oak joists of size 10cm x 6.5cm spaced at about 75cm centre to centre or at suitable intervals etc. complete in all floors complying with standard specifcation. (Payment for centering shall be given after the concrete is laid)

Relaying in position, Standardised Concrete Mix M-20 Grade in accordance with IS 456-2000, using 20mm and down graded hard broken granite store jelly for all RCC items of works with minimum cement content of 325 kg/m3 and maximum water cement ration of 0.55, including admixture (plasticiser/Super plasticiser) in recommended proportions as per IS: 9103 to accelerate, retard setting of concrete, improveworkability without impairing strength and durability with about (5 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 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 and bearing surfaces of walls, beams 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 mateials).

For Foundation and Basement

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. and as directed by the departmental officers. (Contractor has to make his own arrangements for the supply of steel and binding wire).

Reconstruction of Brick work in cement mortar 1:5 (One cement and five sand) using using best quality II class Ground moulded chamber burnt bricks of size 9" x 43/8"x 2 3/4"in for foundation andbasement and super structure,complying withstandard specification including curingetc complete as directed by the departmental officers.

For Foundation and Basement

In Ground Floor

Replastering with Cement Mortar 1:5 (One cement and Five sand), 12mm thick in all floors including curing etc. complete complying with standard specification and as directed by the departmental officers.

Newly Constructed Roof/Bathroom/Toilet/ balcony/utility with Cementatius Waterproof coating below 500 Sq.m Providing and Applying CFTRI approved two component flexible polymer modified acrylic cementitious waterproofing coating with a mix ratio of (5 Liquid :7 Powder) to the RCC surface like Roof, bathroom, toilet, balcony & utility area applied @ 2.2kg/m2 in 2 coats to achieve 1.2mm DFT, having Elongation at break 120% as per ASTM D 412, Tensile strength 1N/ mm2 as per ASTM D 412, Adhesion strength: 0.80N/mm2 as per ASTM D 4541, crack bridging upto 2mm as per ASTM C 836. The finished cost to include surface preparation, making coving of 50 mm X 50mm at all right angles of wall Junction with Polymer Repair Mortar and lay 45 gsm glass fibre mesh over the angle fillet when the first coat in still wet, treatment of cracks completely as per specification.

Renewing the damaged Self Designed Colour Ceramic Tiles of size 305 x 305 x 6 mm laid over 20 mm thick cement mortar 1:3 (One Cement and Three Sand) base mortar over the existing slab / floor including cutting the tiles to the required size with special cutter wherever necessary, laying in position and pointing with white cement mixed with colouring pigment at the rate of 0.3 Kg. / sq.m. etc., complete complying with standard specification. (The make and brand of the tiles should be got approved by Executive Engineer before use on works)

Renewing and refixing of Steel entrance doors with the followig specification, M.S. Angle of size 40x40x6mm at 3.5 Kg/m are used for outer frames and M.S. Angle of size 35 x 35 x 5mm at 2.6 Kg/m for the shutter frames. Stiffeners with M.S. Flat 32x6mm at 1.50 Kg / m is provided for fixing the aldrop for the door and welded intact 18 gauge CR Sheet is laid as panel in the shutters and welded intact of 1/3 bottom portion of the shutters, 2/3 portion at top provided with M.S. Grill at 20 Kg / m2 as per design and laid as panel in the shutters. Necessary 'J' section having M.S. Angle 46x25x3mm at 2.28 kg/m is provided in between M.S. Grill and CR Sheet for compact fixing of the grill and sheet in position. The design and style for the upper panel should be approved by the departmental officers. M.S. Flat 18 x 5mm at 0.7 Kg/m is welded as additional stiffiners at the rear side of the shutter in the bottom panel for strength and durablity. M.S. Flat 32 x 3mm at 1.10 Kg / m is provided over the edge of one shutter in case of double door, to conceal the gap between the shutters. 2 Nos. of hinges in case of single lead doof and 4 Nos. of higes in case of double leaf doors are provided at an appropriate place in the outer frame. 6 Nos. of hold fats of 200mm in length spliced at the ends are welded to the outer frame of the door, Tower bolts 2 Nos. one at top and the other at the bottom are provided. In case of double leaf door one number aldrop is provided at an appropriate place in the doors; two numbers aldrop in single leaf door. A tie bar is provided at the bottom of the outer frame to prevent twisting of frame during transportation of fixing. All members are given one coat of red oxide primer as directed by the departmental officers. The rate includes cost of all materials, labour charges, taxes, transportation to site of work, loadin unloading and all other incidental charges etc., complete.

Single Leaf

Renewing and refixing Colour galvanum sheet roof 0.47mm thick and steel tubular box section of 100x50x3mm of 1 metre internal including priming coat fixing in position with all necessary accessories complete complying with standard specification and as directed by the departmental officers.

Renewing and refixing in position white / colour glazed European Water Closet of best quality and approved make with 100 mm "P" or "S" trap connecting with CI pipe of 100mm dia / PVC pipe of 110mm dia, double flapped rigid PVC black seat and seat cover with CP brass hinges including cost of white cement, cement for packing, spun yarn, teak wood plugs, brass screws, etc., including supplying and fixing 10 litres capacity PVC / 12.5 litres capacity porcelin low level flushing tank with a pair of CI brackets, etc., complete with all fittings such as 15mm brass ball valve with polythene float with brass handle, union, coupling connected by means of 40mm white PVC flush hand using Indian adopter joint including all internal fittings such as 15mm brass connections, 15mm GM wheel valve, 15mm brass nipple (2 Nos.), 15mm nylon connection, TW plugs, screws and also giving necessary connection to the PVC pipe including cost of 600mm length of 110mm dia PVC pipe and painting the CI brackets with 2 coats of approved paint over one coat of red oxide primer, dismantling the masonry and re-doing the dismantled masonry to original condition etc. complete complying with standard specifications. (The EWC and flushing tank wiht all accessories should be got approved by the Executive Enginer before use on works)

Renewing and refixing in position best quality and approved make Indian made white / colour glazed earthernware wash hand basin of size 550 x 400mm (with pedestal / without pedestal) with a pair of cast iron brackets, including cost 15mm dia brass CP pillar tap, 32mm dia "B" class GI waste pipe with rubber plug and chain, 15mm dia GM wheel valve, 15mm brass nipple, 15mm dia nylone connection, 32mm dia CP brass waste coupling including fixing of wash basin using CI brackets on to the wall in position with TW plugs and screws, rubber washers, white lead and giving necessary water supply connection and painting the brackets with two coat of painting over a priming coat of anti-corrosive paint including testing for leakages etc., complete complying with standard specification and as directed by the departmental officers. (The wash hand basin and specials should be got approved by the Executive Engineer before use on works).

Renewing the damaged 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, etc., complete complying with standard specifications. The PVC pipes shall be got approved by Executive Engineer before use on works. Internal water supply Above ground level)

20mm dia PVC Pipe

Renewing and refixing 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).

Renewing the damaged Leach pit reconstruction of new leach pit with necessary excavation, well rings 6 numbers of 90cm dia and RCC covering slab including cost of all materials, labour charges etc., complete as per standard specification.

Renewing the Inspection chamber with new Inspection chamber of size (clear 1.20x1.20x1.20) with necessary earth work excapavation sand filling CC 1:5:10, brick work in CM 1:5, plastering in CM 1:5 12mm thick, Plastering in CM: 1:3 20mm thick, Precast slab 50mm thick fabrication etc. complete.

Renewing and refixing of PVC water tank 1000 litres of ISI brand of approved quality and including cost of materials trasportation to site and necessary Brick work and Plastering for embedding the water tank, the Brick work and plastering measured and paid seperately to the relevant items as directed by the departmental officers.

Repainting two coats of old plastered wall surface with ready mixed plastic Interior emulsion paint of first class quality and of approved colour without primer including thorough scrapping, clean removal of dirt, and including necessary plaster of paris putty, wherever required etc., complete complying with standard specification.

Repainting two coats of old plastered wall surface with ready mixed plastic exterior emulsion paint of first class quality and of approved colour without primer including thorough scrapping, clean removal of dirt, and including necessary plaster of paris putty, wherever required etc., complete complying with standard specification.

Replastering 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., with Cement Mortar 1:3 (One Cement and Three Sand) 10mm thick including hacking the surfaces, providing cement mortar nosing, beading for sunshades, staircases, steps, landing slabs and curing, etc., in all floors complying with standard specification and as directed by the departmental officers.

Repainting old iron works such as steel doors, windows, ventilators, window bars, balustrades etc. with two coats of best approved first quality and colour in all floors etc., including cost of scrapping charges complete complying with standard specification. (The make, quality and colour of paint should be got approved by the Executive Engineer before use on works).

Sub Total Amount for above all items (excluding GST)

GST 18% for above SubTotal Amount