tender for renovation, modernisation and special repair works at office of sr. hydrogeologist, gwd kota - dismantling tar felt over roofing complete including stacking of serviceable material and disposal of unserviceable material within 50-meter lead. 2 grading roof for water proofing treatment with water proffing compound: cement mortar 1:4 (1cement : 4 coarse sand) 3 providing gola 75x75 mm in cement concrete 1:2:4 (1 cement: 2 coarse sand : 4 stone aggregate 10mm and down gauge) including finishing with cement mortar 1:3 (1 cement : 3 fine sand) as per standard design 4 providing and applying acrylic emulsion polymer waterproofing chemical coating, on over roof on over roof slabs/terrace/balconies/parapet wall etc.with following method/specification:paint the surface with regular paint brush so as to obtain approximately 0.3mm thickness coating. apply the 2nd coat next day at right angles to the 1st coat so that total thickness of the coating should be approximately 0.6mm coverage by using above formulation will be 40 ft2/ litre of chemical. painted surface does not require any external water curing since chemical will hold sufficient water for curing.after the primer coat apply 2 coats of modified acrylic emulsion polymer water proofing compound having solar heat reduction properties coating @ 0.330 kg/sqm on the surface of the interval of 3-4 hours. undulation on the surface is repair before the waterproofing work. 5 providing and fixing concertina coil fencing with required dia 610 mm (having 15 nos. round per 6 metre length) up to 3m height of wall with existing angle iron y shaped placed 2.4 m or 3.00 m apart and with 9 horizontal r.b.t. stud tied with gi staples and gi clips to retain horizontal including necessary bolts or gi barbed wire tied to angle iron all complete as per direction of engineer in charge with reinforced barbed tape (r.b.t.)/spring core(2.5 mm thick) wire of high tensile strength of 165 kg/sq.mm with tape (0.52 mm thick) and weight 43.478 gm/metre (cost of ms angle, cc block shall be paid extra) 6 structural steel work riveted, bolted or welded in built up sections, trusses and framed work, including cutting, hoisting (height upto 10 m) , fixing in position and applying a priming coat of approved steel primer all complete: 7 dismantling old plaster or skirting, raking out joints and cleaning the surface for plaster including disposal of rubbish to the dumping ground within 50 meter lead. 8 epoxy paint 9 painter 10 plaster on new surface on walls in cement sand mortar 1:4 including racking of joints etc. complete fine finish : 20mm thick . 11 finishing with neat cement (punning). 12 extra for providing and mixing water proofing material in cement plaster work in proportion recommended by the manufacturers. 13 wall painting with plastic emulsion paint of approved brand and manufacture to give an even shade including all scaffolding:: two or more coats on new work including prepartion of base with primer, putty, lippy etc complete in all respect. 14 providing and fixing unplasticized poly vinyl chloride (upvc) swr pipes type b for sciland waste discharge system (is:13592 : 1992 marked) of approved quality /make: 75 mm dia