tender for replacement of my bay gantry crane rails in hull shop; 1 dismantling of existing rail after removing therail clamps, bolts, fishplates and other fixtures after loosening nuts using rust remover chemical, cutting bolt to plate level, cleaning the surface & dismantleditems, straightening & transporting the dismantled rails to hull shop, getting them straightened and transportingthe rails as well as all reusable accessories to civil store including cost of all materials, labour, plant & machineries, other incidentals, removing debris from site etc., complete. 2 fixing the csl supplied rails in correct alignment and levels (existing top level of rail to be maintained after fixing the new rails)including cost of drilling 18 mm dia holes in rcc and ms plate, chemical anchoring of 165mm long m16 bolts by anchoring to a depth of 25 mm to plate 80 mm to concrete (105mm) using anchoring chemicals of approved brands for each bolt and fixing the anchor bolt at spacing of 400mm c/c on either side of the rail. ms clamps shall be of size 90x60x30 mm with surface finish to suit the r52 rail and having 18 mm dia bolt holes in each clamps.2nos of ms fishplates shall be provided of size 650mmx75mmx15mm shall be provided at either side of rail joints and fixing each plate to be done using 16 mm dia, 100mm long ms bolts. cost inclusive of cutting of rail to the desired length if required at hull shop/ maintenance shop, providing holes in the rails, fixing of fishplates and painting all accessories using two coat of epoxy paint over one coat of epoxy primer. rate is inclusive of cost of all materials (except rail), accessories like anchor bolts, ms fishplates, ms clamps, spring washers, necessary packing for rail correction, labour and other incidentals etc. complete. 3 levelling the base of crane track having a width of 30cm and the average levelling thickness varies from 5mm to 10mm or more depending on joints/ other areas using high strength epoxy resin grout after thoroughly cleaning the surface free of dust, oil, grease etc. rate quoted should be inclusive ofhire charges of labour, epoxy resin based, tools, all other incidentals etc. complete all as directed by the engineer-in-charge.