Kolkata Port Trust Tender

Supplying, fitting & fixing bolts with nuts, washers 10 mm to 16 mm dia length above 75mm and upto150 mm.

M.S. structural works in horizontal and vertical members of dolphin , cradle supporting structure, gangway etc. with simple rolled structural members (e.g. plate , joists, angle, channel sections etc) conforming to IS: 2062, IS: 808 & SP (6)- 1964 as per existing design, direction of Engineer , complete including cutting to requisite shape and length, fabrication with necessary bolting, metal arc welding conforming to IS: 816- 1956 & IS: 1995 using electrodes of approved make and brand conforming to IS:814- 1957, haulage, hoisting and erection all complete. The rate includes the cost of rolled steel section, consumables such as electrodes, gas and hires charge of all tools and plants and labour required for the work including all incidental charges such as electricity charges, labour insurance charges etc. Payment to be made on the basis of calculated weight of structural members only in finished work as per IS specified weight. Payment for gusset, bracket, cleat shall be made as per actual measurement. The rates are considered for a height of erection + 8 meter from existing jetty level .

Taking out damaged M.S. shaft, 80 mm dia x 3 Mtr long and brackets consisting of 12 mm. thick plates, 600 mm x 600 mm. (2 nos.) carefully and providing, fabricating, fixing and welding at site new M.S. shaft, 80 mm. dia. X 3 Mtr long and brackets, as directed, all complete.

Dismantling including dismembering old M.S. works in joists, channels , bollards , fairlead , runners , bracings , plates , angles etc including cutting rusty bolts and nuts etc. from damaged structure , stacking the materials within 150 Mtr of site.

Drilling holes of requisite diameter in R.S. Joists, channels, tees, plates etc. Dia upto 12 mm and depth upto 10 mm

Dia above 12 mm and depth upto 10 mm

Extra for drilling beyond depth of 10 mm for dia above 12 mm.

Provide, make all jointing and fixing horizontal and vertical Malayasiian sal wood fenders to steel work (M.s. Brackets,bolts,nuts etc. to be paid separately.

Welding in M.S structural works with gas or electric-continuous weld.

Removing loose scales, blisters etc. from old painted surface and thoroughly smoothening the surface to make the same suitable for receiving fresh coat of paint.

Priming one coat on steel or other metal surface with synthetic oil bound primer of approved quality including smootheningsurfaces by sand papering etc.

Coal tarring - two coats

Painting with ready mixed red lead paint of approved make and brand :two coats.

Cutting to requisite length or shape departmental R S joists, channels , angles , tees , plates etc. (Payment to be made on area of cut surface.)

Dismantle wooden fenders fixed in the pontoons with MS brackets along the quay or the jetties including stacking the serviceable materials at site and removing rubbish as directed.

Supply and delivery second hand D-shackle 40mm dia at site.

Providing and supplying 12 mm dia steel flexible wire rope including tieing the fly gangway (in between the main pontoons) with nearly bollard with galvanised flanged clamp as per direction (cost of flanged clamp to be paid separately).

Supplying fitting and fixing of 2 Nos rollers for easy movement of gangway on pontoon during change of tide at the front of main gangway in position.

Taking out existing M.S flap cover of size 2.3 Mtr x 1.0 Mtr. X 6 M.M thick. Straightening / strengthening as required or directed and placing and refixing in position. Also includes for supply of bolts and nuts all complete. As per direction.

Dismantling damaged wooden decking of gangway, stacking the serviceable timber at site for re use.(to be paid separately)

Rough dressed timber planks fitted and fixed with nut bolts excluding frame work complete : In ground floor (iii) 50mm thick planks (a) Sal Malayasian

(iv) Above 50mm thick planks (a) Sal Malayasian

Refix wooden decking planks of the jetty with taken out serviceable timbers of item no- 22 by M.S.Bolts,nuts and washers to steel structures including cutting,sizing as per requirement making holes in planks for fixing bolts including supply of new snap head country nails (only volume of planks will be measured for payment. M.S.bolts, nuts & washers will be paid separately)

Provde,supply & fix S/H lorry/Tractor tyre in good condition (including supply of 1o mm dia steel wire rope approx.6.00 metre per tyre)tied with rope 6.00 metre per tied with the jetty structure etc.including supplying and fixing of 4 numbers 10 m dia clamp/ couplling/ shackle as per direction all complete.

Bailing out or pumping out of accumulated water from pontoon chambers due to seepage from river,rain or ballasting from ship through side or top.

Supplying,fitting and fixing 20mm dia 6 x 19 FGC G.I wire rope.

Oiling and greasing of rollers, hinges and other mechanical joints, bearings etc after srapping and cleaning of the same, all complete including making provision for temporary access to point, tools and tackles, as per direction.