SPECIAL REPAIR TO ROADS AT CERTAIN LOCATION UNDER AGE BR-I AT SUKNA MIL STN UNDER GE SUKNA

Amount

Scarifying or picking of existing WBM/graveled macadam or bituminous macadam surfaces of area n exec 400 sqmm and depth exec 50 mm and n.exc 100 mm including removing of debris etc from site to a distance n.exc 50 meters, complete all as specified and directed.

M&L for laying 150mm thick (compacted thickness) WBM in two layers [ each layer comprising of 75mm thick (compacted thickness) ] with coarse aggregate of grading 2 (63 to 40 mm size) (lime stone, sand stone, flint or Quartzite), spread, rolled with power roller 8 to12 tones & consolidated to gradient/camber required etc, complete all as specified and directed.

M&L for laying 75mm thick (compacted thickness) WBM with coarse aggregate of grading 2 (63 to 40 mm size) (lime stone, sand stone, flint or Quartzite), spread, rolled with power roller 8 to12 tones & consolidated to gradient/camber required etc, complete all as specified and directed.

All as per item No 3 above but except material i.e. using serviceable materials retrieved from item No 1 here-in-before.

M&L for preparation of unsurfaced water bound macadam by brushing with wire brushes for removing caked mud etc., sweeping with brooms & finally fanning the cleaned surface with gunny bags to remove all loose dirt and applying evenly a priming /tack coat with cationic bitumen emulsion SS-1 confirming to IS 8887 @ 0.70-1.00 kg/sqm on surface of WBM as specified in table 500-5 of MoRTH specification for road and bridge work 2013, using mechanical sprayer complete all as specified and directed.

M&L for preparation of existing black top surfaces by brushing with wire brushes for removing caked mud etc., sweeping with brooms & finally fanning the cleaned surface with gunny bags to remove all loose dirt and applying evenly a priming /tack coat with cationic bitumen emulsion RS-1 confirming to IS 8887 @ 0.20-0.30 kg/sqm on bituminous surface as specified in Table 500-5 of MORTH specification for road and bridge work 2013, using mechanical sprayer, complete all as specified and directed.

M&L for premix bituminous macadam with 4% binder content (paving bitumen of grade VG-30) by weight of total mix prepared in hot mix plant, laying of mix with self propelled sensor based mechanical paver, duly rolled and compacted to required camber and gradient with 08 to 12 tonne power roller and vibrating roller (consolidated thickness 75mm or less) etc, complete all as specified and directed. Notes:- The contractor's quoted rates shall also be deemed to include the following elements: (i) The contractor shall get the mix design done through Govt. approved Lab/ NABL approved Lab and the same shall be got approved from the GE before providing Bituminous Macadam. (ii) In case of variation in the bitumen content as per approved design mix in comparison with the bitumen content as specified above, the variation in quantity of bitumen shall be adjusted @ Rs 55 per Kg.

M&L for Bituminous premix semi dense asphaltic concrete 40mm consolidated thickness with 5.5% binder content (paving bitumen of VG-30 grade) by weight of total mix prepared in hot mix plant, laying of mix with self propelled sensor based mechanical paver, the surfaces rolled and compacted to required camber and gradient with 08 to 12 tonne power roller and tandem vibrating roller etc complete all as specified and directed. Notes:- The contractor's quoted rates shall also be deemed to include the following elements: (i) The contractor shall get the mix design done through Govt. approved Lab/ NABL approved Lab and the same shall be got approved from the GE before providing SDAC. (ii) In case of variation in the bitumen content as per approved design mix in comparison with the bitumen content as specified above, the variation in quantity of bitumen shall be adjusted @ Rs.55 per Kg . (iii) The thickness of SDAC indicated above is the minimum thickness, Further, it is clarified that no payment for the addl. thickness in case required to be provided to achieve the desired levels, slope & making good the undulations etc, all as directed by the GE, shall be made.

All as per item 8 above but for 30mm consolidated thickness of semi dense asphaltic concrete.

Material and Labour for repairs to pot holes, any depth, not exc 1.0 sqm 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 of cationic bitumen emulsion RS-1 confirming to IS 8887 @ 0.20-0.30 kg/sqm , putting in premixed asphaltic semi dense concrete minimum 25 mm consolidated thickness with 5% of binder content of paving bitumen VG - 30 grade by weight of total mix (premixed material prepared in hot mixed plant), pre- mixed material laid with self propelled mechanical paver, finished including rolling and compacting the surfaces to required gradient and camber with 8 to 12 tonne power roller and tandem vibrating roller etc (including supply of road metal, premixed macadam, binder and chippings). depth of potholes exc 30 mm, complete all as specified and as directed. Notes : (a) Rate quoted shall also be deemed to include for making good of any undulation/damages in wearing surfaces, where semi dense asphaltic concrete to be laid. (b) The binder content for the semi dense asphaltic bituminous concrete to be provided under the above item shall be worked out on proportionate basis of the design mix formula approved for the SDAC item here-in-before and binder content shall be provided accordingly, contractor shall quote his rates considering the bitumen contents as 5%. Any variation in binder content shall be adjusted at the rate of Rs 55.00 per Kilogram of binder.

M & L for thermoplastic road marking paint, white or golden yellow @ 5kg/Sqm, conforming to BS-3262 applied on road/pavement as in lines, dashes, arrows, letters etc, exc 10 cm in width & of thickness not less than 2mm, with and including combination of retro-reflective glass beads 300 gm/ Sqm all as per manufacturer's instructions, using special applicator machine etc, complete all as specified & directed.

S&F in repair cat's eye solar reflective type of metal body alloy of size 100mm x 100mm x 20mm with PAMA strip lens reflector of model No. DA 972.0 fixed with and incl MS stud of suitable size as per manufactures instructions, etc. complete all as specified and directed.

S&F in repair solar cat's eye aluminum alloy shall (100% water proofing design according to 65) of size 125mm x 125mm x 25mm (shank 65mm) of high efficiency Mono rystafie solar panel 2.4V/0.3 watt one NI-ed rechargeable battery (1.2V/1600MA) consisting of super bright LED with 10,000 to 18,000 mcd complete as per manufactures instructions etc. complete all as specified and directed.

S&F in repair metal tubular delineator made out of ABS round body fitted with 2 Nos 65 mm dia highly reflective reflectors made out of PMMA and mounted on 45/50 mm dia mild steel pipe of 600 mm height duly powder coated and thermoplastic elastomer 3 bands of green, red and yellow reflector radium tape of 25 mm wide strips with anti theft steel net for reflector protection including embedding in PCC 1:2:4 (150x150x300mm) type B1, complete all as specified and directed.

Dismantling of bricks (laid flat or on edge) or brick tiles in floors, channels, kerbs, aprons, etc. (each layer), Complete all as specified and directed.

M&L for 75mm thick PCC type C-2, 1:3:6 (using 40mm graded crushed stone aggregate) as bedding for kerb stones, complete all as specified and directed.

Providing and laying at or near ground level factory made kerb stone of M-25 grade cement concrete in position to the required line, level and curvature, jointed with cement mortar 1:3 (1 cement: 3 coarse sand), including making joints with or without grooves (thickness of joints except at sharp curve shall not to more than 5 mm), including making drainage opening wherever required and including necessary earthwork, complete all as specified and directed.

MS ORIENT ENGINEERING WORKS