REPAIRS MAINTENANCE TO CERAIN ROADS AND ROAD SIDE FURNITURE UNDER GE GOLCONDA

Amount

Repairs to potholes of depth exc 30mm deep and not exc 1sq m each including sweeping free from dust and mud, or water, scoring sunken surfaces in roads, paths, etc. cutting around edges to at least 25 mm in depth making good by applying tack coat @ 5kg/10sqm, putting in premixed bituminous mecadam, well rammed and sealed with binder 9.8 kg per 10sqm, blinded with 0.09 cum of stone chippings, 6.3mm size and again well rammed(including supply of premixed macadam, binder and chippings) using paving bitumen VG-30 complete all as specified and as directed.

M&L for scarifying or picking gravelled, macadam or bituminous macadam surfaces in area not exc 400 sqm and depth not exc 50 mm and applying evenly a priming/ tack coat with bituminious primer @ 10Kg per 10Sqm using paving bitumen VG-30 Grade complete all as specified and directed.

M&L for laying premix bituminous, macadam laid, rolled and compacted to required gradient and camber with 8 to 10 Tonne power roller (consolidated thickness 75 mm or less) with 4% binder content by weight of total mix, using paving bitumen complete all as specified and directed. Note: (i) For design purpose min. binder content is specified as 4% for VG-30 grade bitumen and it shall not be brought down under any circumstances. During design stage if binder content exceeds 4% no extra payment shall be made to contractor for excess use of binder. (ii) Levels to be taken (jointly by contractor and AGE) before and after laying of bituminous macadam.

M&L for preparing black top bituminous surfaces by brushing with wire brushes for removing caked mud etc. sweeping with brooms and finally fanning the cleaned surface with gunny bag to remove loose dirts etc. and applying evenly a priming/tack coat with bituminous primer using paving bitumen @ 5 Kg per 10 Sq.m using paving bitumen VG 30 complete all as specified and directed.

M&L for laying and consolidating bituminous premixed semi-dense asphaltic concrete 30 mm consolidated thickness with 5.5% binder content using paving bitumen of grade VG-30 penetration by weight of total mix laid using mechanical paver, rolled and compacted by using power vibrator roller 8 to 12 tonne capacity to required camber and gradient complete all as specified and directed. Note: For design purpose min. binder content is specified as 5.5% for VG-30 grade bitumen and it shall not reduce under any circumstances. During design stage if binder content exceeds 5.5% no extra payment shall be made to contractor for excess use of binder.

M&L for appplying thermoplastic road marking paint (reflective) of specified shade or colour, area 2 to 3mm thick 10cm width or girth including lines, dashes, arrows etc, using hot thermoplastic paint applicator machine fitted with profile shoe, glass beads dispenser propane tank heater and profile shoe heater driven by experienced operator, on road surface made free of all dirt, scales, oil grease, foreign materials, etc. complete all as specified.

S&F road studs (cat eye) two way reflective of size 100x100x25 mm (min size) and max size according to manufacturer made with ABS material, scratch and abrasion resistant, micro plastic, temperature resistant body fixed on bituminous/ concrete surfaces of approved make complete all as specified and as directed.

BSA INFRA

m. surender singh

M/S B.SHRAVAN KUMAR

B Sreepathy Rao & Sons

MAHIRA ENGINEERING & INFRASTRUCTURE

Sri Lakshmi Enterprises

K CHANDRAPAL REDDY