REPAIR AND RESURFACING OF CERTAIN ROADS AND ROAD FURNITURE, ROAD MARKING PAINT IN CERTAIN LOCATIONS AT TECHNICAL AREA AT AF STN NALIYA

M & L for repair to potholes any depth, not exc 1 sq 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 @ 5 kg per 10 sq m, putting in premixed bituminous macadam, well rammed and sealed with binder 9.8 kg per 10 sq m, blinded with 0.09 cu m of stone chippings, 6.3 mm size and again well rammed (including supply of premixed macadam, binder and chippings). depth of potholes exc 30 mm., using paving bitumen.

M & L for preparing unsurfaced water bound macadam 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. and applying evenly a prime coat of Cationic Bitumen Emulsion SS1 confirming to IS 8887 at a rate of application of 0.7-1 kg./sqm on surface of WMM/WBM as specified in Table 500-3 of MoRTH specification for road and bridge works 2013, using mechanical sprayer complete all as specified and directed. Make: OOMS POLYMER BITUMEN PVT LTD/ SHELL SPRAMUL - SS1/ HINCOL BITUMEN EMULSION/ other make as specified here-in-after.

M & L for premix bituminous, macadam laid/rolled and compacted to required gradient and camber (consolidated thickness 75mm or less) using binder content minimum 4% (bitumen grade VG-30) by weight of total mix including preparation of existing pot holes to receive the macadam, complete all as specified and as directed.

M & L for applying evenly a tack coat of Cationic Bitumen Emulsion (RS-1) conforming to IS:8887 at a rate of application of 0.3 kg/sqm on bituminous surface as specified in Table 500-5 of MoRTH specification for road and bridge works 2013, using mechanical sprayer after preparing and cleaning of existing surface, brushing with wire brushes for including removing caked muds etc., sweeping with brooms & finally cleaning with air compressor to remove lose dirt etc., complete all as specified and directed. Make: OOMS POLYMER BITUMEN PVT LTD/ SHELL SPRAMUL - SS1/ HINCOL BITUMEN EMULSION/ other make as specified here-in-after.

M & L for Premix Bituminous concrete 30mm consolidated thickness with 5.5% binder (paving bitumen of grade VG-30) content by weight of total mix and crushed aggregates of grading 2 with mixing of aggregates and VG-30 bitumen by using electronic operated 100-120 TPH batch type hot mix plant, transporting the hot mix from Hot mix plant to work site by tippers and laying with Mannual mechanical paver finisher and as per approved mix and rolled & compacted to required camber and gradient with 8 to 12 tonne smooth wheeled, vibratory and tandem roller, complete all as per Clause 507 MoRTH (5th Rev) specification and as specified and directed. Notes:- (i) The contractor shall quote the rate against item considering minimum 5.5% VG-30 bitumen content. Job Mix Formula as per Clause No. 505.3.3 of MoRTH (5th Rev) for BC shall be worked out from Govt approved lab / Govt Engineering Collage / CTL/ NABL acredited Lab for obtaining Optimum Binder Content (OBC) by the Contractor without any financial effect to the Dept and same be submitted to the accepting officer for approval. Any variation in binder content on minus side shall be adjusted @ Rs 50/- per kg of binder and no adjustment shall be made on plus side. (ii) Cost of filler i.e. cement is deemed to be included in quoted unit rate. (iii) After spreading of mix as per clause 507.4.7 entire surface during the operation shall be rolled with road roller 8-10 tonne (smooth wheeled) followed by tandem road roller of 8-12 tonne static weight as per Clause Nos. 507.4.8 and cost of the same is deemed to be included in quoted unit rate. (iv) Contractor shall intimate the planned date of incorporation of mix in advance to GE. Premix will be approved in writing by GE at plant site before incorporation of the same in the work.

M & L for preparing bituminous surfaces of road and marking 2.5 mm thick centre lines, stop lines, dashes, arrows etc and the like exc 10 cm wide on road pavements with hot applied thermo plastic road marking paint mixed with glass beads of approved colour confirming to BS3262-1989 with special applicator machine all as per manufacturers instruction complete all as specified and directed. Note:(i) Quoted rates are deemed to include for following:- (a) Glass bead potters @ 250 gms/ sqm. (b) Themoplastic paint @ 5 kg/ sqm. (ii) Paint shall be of make:- Make: RELIANCE THERMOPLAST/ M/S INNOVATION CENTRE FOR APPLIED NANOTECHNOLOGY (BRAND- I CAN NANO)/ equivalent of Asian/ Berger/ Shalimar/ Nerolac