REPAIRS TO POT HOLES, ROAD CARPET, ROAD FURNITURE, DIVIDERS AND SIGN BOARDS AT DRDL TECHNICAL AREA DRDL, DMRL AND AT DEVATALGUTTA AND DSC CAMPUS UNDER GE I RND KANCHANBAGH HYDERABAD

Taking down cement plaster from road divider wall or any description on stone or brick walls etc., including raking out joints, hacking for key, scrubbing down with water etc., complete all as specified and directed.

M&L for brick work with fly ash bricks, straight or curved on plan exceeding 6m mean radius in CM (1:6) as in road devider wall including demolition of old brick work complete all as specified and directed.

M&L for brick work with sub class 'B' bricks, straight or curved on plan to any radius in half brick thick walls built in cement mortar 1:4, complete all as specified and directed.

M&L for 10mm thick rendering in cement mortar (1:4) on brick or concrete surfaces finished even & smooth without using extra cement, complete all as specified and directed.

Repairs to pot holes of depth exceeding 30mm, area not exceeding 1 Sqm each, including sweeping free from dust and mud or water scoring sunken surfaces in roads, paths etc., cutting around edges to at least 25mm in depth making good by applying tack coat using paving bitumen @ 5Kg/10 Sqm, putting in premixed bituminous macadam, well rammed and sealed with binder 9.8Kg/10 Sqm blinded with 0.09 cum of stone chipping, 6.3 mm size and again well rammed including supply of premixed macadam, binder and chippings) complete all as specified and directed.

M&L for preparing black top surface by brushing with wire brushes for removing caked mud etc., sweeping with brooms and finally fanning the cleaned surface with gunny bags to remove all loose dirt etc., complete all as specified and directed.

M&L for applying evenly a priming / tack coat with bituminous primer @ 5 Kg / 10 Sqm, using paving bitumen complete all as specified and directed.

M&L for laying bituminous premixed semi-dense asphaltic concrete 30 mm consolidated thickness in single layer using bitumen of grade VG-30, with 5.50% minimum binder content by weight of total mix using hot mix plant and laid by mechanical paver and rolled and compacted, to required camber and gradient using 8 to 10 tonne power roller to a uniform smooth surface, complete all as specified and directed.

M&L for laying premix bituminous macadam 75 mm or less consolidated thickness in single layer using bitumen grade VG-30, with 4% minimum binder content by weight of total mix using hot mix plant and laid by mechanical paver and rolled and compacted, to required camber and gradient using 8 to 10 tonne power roller to a uniform smooth surface, complete all as specified and directed.

S&F in repairs flexible poly carbonate convex mirror 80cm dia encased in ABS material, orange colour for outdoor application including 75mm dia MS pipe for fixing mirror, frame with proper fixing arrangement (stand painted with two coats of synthetic enamel paint over one coat of red oxide primer) complete all as specified and directed.

Preparing plastered, unplastered or concrete on new surfaces and applying two coats of synthetic enamel paint, over a coat of primer complete all as specified and directed.

S&F in repairs Cat eyes, 100 x 100 x 17 mm / 20 mm size made out of poly carbonate and ABS moulded body dynamically designed very high impact strength and fitted with 02 Nos highly reflective reflectors (Red / Yellow colour), complete all as specified and directed.

Preparation of black top bituminous road surfaces and applying thermoplastic road marking paint minimum 2mm thick with an applicator machine and heated mixer with stirring mechanism at a temprature of 160 degree celcious, laid uniformly complete all as specified and directed. Note: Paint shall confirm to BS-3262 Part I & II of 1989.

Preparation and applying two coats of plastic emulsion paint over one coat of primer on concrete / brick surfaces over 10 cm width on kerbs / divider etc., complete all as specified and directed.