REPAIRS TO ROAD SIDE SHOULDERS / BERMS AND BITUMINOUS SURFACE FOR MD ACCN UNDER AOR OF AGE B/R-I UNDER GE (WEST) AGRA

M&L for preparing black-top surfaces by brushing with wire brushes to remove caked mud, sweeping with brooms, and cleaning the surface with air blower/power compressor through air jet to remove all loose dirt, dust and other foreign matter, complete all as specified and directed

M&L for applying evenly a priming / tack coat with bituminous primer (paving bitumen VG-10) @ 5 kg per 10 sqm over prepared black top surfaces by mechanical sprayer operated on hot pressure mechanism complete all as specified and as directed

M&L for providing, laying, spreading bituminous premix Semi-Dense Asphaltic Concrete (SDAC) (design mix), 30 mm consolidated thickness, with 5.5% binder content by weight of the total mix, using paving bitumen VG-30, laid with self-propelled mechanical paver, and rolled and compacted with 8 to 10 tonne capacity power road roller to the required camber and gradient, complete all as specified and directed. Note :- (i) Premix concrete shall be mixed in hot mix plant, transported from plant to work site and laid / spread by means of mechanical paver. (ii) The contractor shall quote the rate based on the binder content specified above. If the actual binder content used is found to be less than the specified binder content, the contract rate shall be reduced proportionately for the shortfall in binder content. However, no extra payment or price adjustment shall be admissible if the actual binder content exceeds the specified binder content. (iii) Job mix formula (Design mix) of SDAC shall be approved by GE.

M&L for repairing potholes of any shape, not exceeding 1 sqm each and not exceeding 30 mm in depth, including sweeping the surface free from dust, mud and water, scoring the sunken surface, cutting the edges to a minimum depth of 25 mm, applying tack coat with paving bitumen (VG-10) at the rate of 5 kg per 10 sqm, filling with premixed bituminous macadam, with 4% of paving bitumen of grade VG-30 by weight of total mix, compacting by ramming, sealing with binder at the rate of 9.8 kg per 10 sqm, blinding with 6.3 mm size stone chippings at the rate of 0.09 cum per 10 sqm, and finally ramming/compacting to a true and even surface, including supply of screened and graded road metal, premixed bituminous macadam, binder and stone chippings, complete all as specified and directed.

M&L for preparing road surfaces and applying thermoplastic reflective road marking, 2.5 mm minimum thickness in a single coat, as centre line, edge line or other road markings of 100 mm/150 mm width, using hot-applied thermoplastic reflective paint of approved make, in white or yellow colour, applied by self-propelled thermoplastic road marking machine, including premixing and application of all constituents such as binder, titanium dioxide, glass beads, calcium carbonate, fillers and additives, with glass beads conforming to BS 6088 and MoRTH Specifications, including surface preparation, application and simultaneous spraying of glass beads, complete in accordance with the manufacturer's instructions, complete all as specified and directed

M&L for providing and laying thermoplastic rumble strips, 300 mm wide, on roads to form a series of raised, vibrating strips at regular intervals, using specialised thermoplastic application machinery for extrusion of hot thermoplastic material onto the road surface, including surface preparation, heating and melting of thermoplastic material, application at the specified thickness and spacing, application of glass beads for retro-reflectivity, and cooling and curing, complete all as specified, as per manufacturer's instructions and directed. Note: (i) Surface preparation: The road surface shall be cleaned thoroughly and made completely dry. In case of old asphalt surfaces, suitable primer shall be applied, where required, to ensure proper bonding. (ii) Heating of material: Thermoplastic material shall be heated and melted in a suitable specialised boiler at the manufacturer's recommended temperature, generally in the range of 180°C to 200°C, until it attains the required molten condition. (iii) Application: Thermoplastic rumble strips shall be applied using a specialised screed box or automated rumble-strip application machine capable of extruding the material at the specified thickness, generally 10 mm, and at the specified intervals. The individual strips shall be approximately 150 mm wide, or as specified in the drawings/site requirements. (iv) Application of glass beads: While the thermoplastic material is still hot, suitable retro-reflective glass beads shall be uniformly applied to the surface to provide adequate night-time visibility. (v) Cooling and curing: The applied rumble strips shall be allowed to cool and harden adequately before opening the road to traffic, in accordance with the manufacturer's recommendations and site conditions.

S&F in repair solar cat-eye, with aluminium alloy housing, IP65 waterproof design, size 125 mm × 125 mm × 25 mm, with 65 mm shank, comprising high-efficiency monocrystalline solar panel rated 2.4 V/0.3 W, one Ni-Cd rechargeable battery rated 1.2 V/1600 mAh, and super-bright LED having luminous intensity of 10,000–18,000 mcd, installation as per manufacturer's instructions, complete all as specified and directed.

S&F acrylic LED light sign/display board, including taking down of existing sign/display board, complete with the following:- (i) Supporting frame fabricated from 45 mm × 45 mm mild-steel square hollow section (SHS) of suitable thickness, including fabrication, erection and fixing, with the vertical supports embedded in cement concrete 1:3:6, Type C-2, using 40 mm graded stone aggregate, in foundations of size 450 mm × 450 mm × 600 mm, including necessary excavation, earthwork, refilling, disposal of surplus earth and making good the disturbed surfaces. (ii) Cladding of the supporting frame with 0.50 mm thick pre-painted galvanised steel sheet of approved colour, including cutting, bending, fixing with suitable self-drilling screws/fasteners and all necessary accessories. (iii) Letters/symbols made from 2.5 mm thick acrylic sheet, of appropriate size, colour and design, as approved by the GE. (iv) LED lights/modules of suitable capacity, colour and type for illumination of the letters/symbols, as approved by the GE, including suitable fixing arrangements, power supply units/drivers and necessary accessories. (v) All necessary electrical work for operation of the LED sign/display board, including wiring, tapping, connectors, termination and connection up to the nearest plug point, complete with all necessary accessories. Note:- (a) The length × height of the sign/display board corresponding to 100 mm wide letters/symbols shall be as decided by the GE. (b) All electrical work required for operation of the LED sign/display board, including wiring and tapping up to the plug point, shall be deemed to be included in the quoted rate. (c) All mild-steel work shall be cleaned, prepared and finished with one coat of approved primer followed by two coats of synthetic enamel paint of approved shade. (d) The quoted rate shall include taking down of the existing sign/display board, including dismantling, disconnection and removal of existing supports, cladding, wiring, LED fittings and other associated components, disposal of unserviceable material, complete all as specified and directed.

S&F in repair safety traffic-grade, unbreakable convex mirror, 600 mm dia, made of polycarbonate/ABS/fibre, including necessary fixing arrangement, fixed to 50 mm bore MS pipe, medium grade, minimum 3.2 mm wall thickness support, 1.5 m high above ground level, duly painted with two coats of first quality synthetic enamel paint of approved tint over one coat of red oxide primer, and embedded in ground in PCC 1:2:4, Type B-1, using 20 mm graded stone aggregate, in a foundation size of 450 mm × 450 mm × 600 mm, including excavation, refilling and removal of surplus excavated material, complete all as specified and directed. Note: The quoted rate shall be deemed to include excavation, removal of surplus excavated material, refilling and provision of PCC foundation, and nothing extra shall be paid on this account.

M&L for providing and erecting information sign board of size 1.20 to 1.60 Sqm (rectangular/square), including additional plate, fabricated using high-intensity retro-reflective sheeting of microprismatic grade conforming to IRC:67 and ASTM D4956 Type XI standards, fixed over 3 mm thick aluminium composite panel (ACP), supported on a back-support frame fabricated from 40 mm dia/square stainless-steel hollow sections of Grade SS 304, having a minimum wall thickness of 3.0 mm, including two vertical support legs extending up to 2.50 m above ground level, complete with suitable base plates, clamps, fasteners and decorative SS 304 finials at the top of the posts. The complete sign board assembly shall be erected and fixed in PCC 1:2:4 foundation blocks of size 450 mm × 450 mm × 600 mm for each post, including necessary excavation, placing, alignment, concreting, curing, backfilling and all associated works, fixed in repairs, complete all as specified and directed. Note :- (i) The sign board shall be supplied with a 10-year warranty from the original retro-reflective sheeting manufacturer covering retention of retro-reflectivity and compliance with the specified IRC requirements, along with the manufacturer's warranty certificate. (ii) Matter/letters/signs etc for information sign board shall be given by Engineer-in-Charge. The lettering font & style, layout of information board, colour of reflective sheet etc shall be as directed by Engineer-in-Charge. (iii) Any minor modification in the design of sign board required by GE shall be deemed to be included in the quoted rate and decision of Accepting Officer regarding the minor modification is final & binding.