REPAIR TO ROAD ,PAINTING AND ROAD FURNITURE AT ICGS OKHA UNDER GE (I) CG PORBANDAR

Schedule 'A'

Preparing black top surfaces 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 as directed.

Repairs to pot holes any depth, not exceeding 1 sqm each including sweeping free from dust and mud or water, scoring sunken surfaces in road, path etc cutting around edges to at least 25 mm in depth making good by filling in screened and graded road metal over a priming / tack coat of paving bitumen primer of grade VG-10 at the rate of 5 Kg per 10 Sqm and providing premixed bituminous macadam with crushed and graded stone aggregate mixed together with 4.50% of paving bitumen of grade VG-30 by weight of total mix, well rammed and sealed with binder 9.80 Kg per 10sqm, blinding with 0.09 cum of stone chippings, 6.3 mm size and again well rammed including supply of premixed macadam, binder and chipping, depth of pot holes exceeding 30mm, complete all as specified and directed by Engineer-in-Charge.

Material & Labour for applying evenly a priming/tack coat with bituminous primer of grade VG-10 at the rate of 5 kg per 10 sq metre of road surface by sprayer operated on hot pressure mechanism over old black top surfaces complete all as specified and as directed by Engineer-in-Charge.

Material & Labour for Bituminous premix Semi Dense Asphaltic Concrete (SDAC) 40mm thick (consolidated thickness) with crushed and graded coarse aggregates as per design based on Job mix formula with 5.5% bitumen binder content (bitumen of Grade VG-30) by weight of total mix including heating bitumen to the required temperature, mixing bituminous concrete in automatic and temperature controlled hot mixing plant, laying, spreading uniformly by means of Mechanical paver and rolling and consolidating to the required gradient and camber with 8 to 12 tonne power road roller to a uniform smooth surfaces complete all as specified and as directed.Notes : (i) The actual requirement of binder shall be as per the job mix formula and test specified. However quantity from the mix formula found more than specified 5.5% same will be provided with no extra cost to the Govt. In case binder content found to be less than 5.5% as per mix formula as specified in Schedule 'A' shall be adjusted @ the rate of 75.30/KG for the less quantity of bitumen used. The quantity of 5.5 % mentioned is exclusive of any wastage and no wastage shall be taken onto account for the purpose of above adjustment. (ii) Rate of carrying out design mix shall be inclusive of rate quoted by the contractor.

Material & Labour for providing,laying, spreading Premix Bituminous macadam, (consolidated thickness not more than 75 mm) with 4.0% paving bitumen binder of VG 30, by weight of total mix including tack coat of 5kg per 10 sqm using VG 10 bitumen heated to required temperature, mixing bitumen macadam in automatic and temperature controlled hot mixing plant,laying, spreading by means of mechanical paver and rolled and compacted to required camber and gradient with 8 to 12 tonne power road roller to a uniform smooth surface as specified and as directed by Engineer-in-Charge. Note : Rate of carrying out design mix shall be inclusive of rate quoted by the contractor.

Material & Labour for painting lines,dashes,arrows, letters,marking of 2 mm thick & width exceeding 10cm or not exceeding 15 cm on new surface or previously treated road surface with hot applied retro reflective thermoplastic road marking paint(white/golden yellow) conforming to MORTH (clause 803.4) all as specified with 8% glass beads using special applicator machine with heating arrangement upto 160 degree Centigrade including cleaning and drying the existing road surfaces to ensure dust,oil grease and moisture free surfaces before applying paint complete all as specified.

Supply and fixing in repairs of dual-directional solar-powered road studs (Solar Cat's Eyes), size 125 mm x 125 mm x 25 mm with a minimum 50 mm anchoring shank, featuring a high-pressure die-cast aluminium alloy shell confirming to IP68 water and dust ingress protection. The unit shall be equipped with an integrated high-efficiency monocrystalline solar panel (minimum 2.4V/0.3W), active energy storage via an eco-friendly Ni-MH or high-capacity Ni-Cd rechargeable battery (1.2V, minimum 1200 mAh), and automatic dusk-to-dawn ambient light sensor operation. Illumination shall be provided by a total of 6 ultra-bright blinking/flashing LEDs (3 pieces on each side) of Super-Bright Red colour with a viewing distance exceeding 800 meters, ensuring a minimum backup time of 48 to 72 hours of continuous nocturnal operations upon full charge

Supply and fixing in repair of high-visibility metal tubular road delineator posts, featuring a round body engineered from premium Acrylonitrile Butadiene Styrene (ABS) fitted with 2 Nos. 65 mm diameter retro-reflective PMMA (Polymethyl Methacrylate) lenses. The body shall be securely mounted over a 45 mm or 50 mm nominal diameter mild steel (MS) heavy-gauge pipe of 600 mm structural height. The pipe shall be protected against weathering by an anti-corrosion chemical treatment and finished with pure polyester powder coating. The post must be wrapped with a thermoplastic elastomer retro-reflective sleeve or three distinct bands of high-intensity Type-IV/Prismatic retro-reflective sheeting (Green, Red, and Yellow colours) of required width, tightly wrapped around the core and enclosed inside a durable anti-theft galvanized steel wire mesh (jaali) for complete protection against vandalism and unauthorized removal and excavation of soil/pavement, and rigidly embedding the base of the pipe post inside a solid block of PCC mix 1:2:4 (nominal mix using 20 mm graded stone aggregate) of cross-sectional dimension 150 mm x 150 mm x 300 mm deep (Type B1 concrete), cured, finished flush with the ground level, and completed all as per manufacturer's instructions and as directed by the Engineer-in-Charge