SPECIAL REPAIRS TO EXISTING INTERCONNECTING ROADS AT NAUVEER NAGAR INS DWARKA, OKHA AND ROAD FROM ENTRANCE OF AT NAVAL PARK TO FAMILY QUARTERS AT NAVAL PARK, INS DWARKA, OKHA UNDER GE (NAVY) PORBANDAR

1 Repair to pot holes any depth, not exc 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 25 mm in depth, making good by applying tack coat with bituminous emulsion SS-1 @ 5kg/10 sqm, putting in premixed bituminous macadam (minimum binder content of 4% by weight of total mix as per design mix) well rammed and sealed with binder 9.80 kg/10 sqm, blinded with 0.09 cum of stone chippings, 6.30mm size and again well rammed (including supply & laying premixed macadam binder and chippings), depth of pot holes n exc 30 mm complete all as per IRC specifications complete all as specified and directed by Engr-in-Charge.

Scarifying metalled (water-bound) road surface including disposal of rubbish, lead upto 50M and consolidation of the aggregate received from scarifying with power road roller of 8 to 10 tonne capacity.

Laying, spreading and compacting stone aggregate of specified sizes to WBM specifications in uniform thickness, hand picking, rolling with 3 wheeled road/vibratory roller 8-10 tonne capacity in stages to proper grade and camber, applying and brooming requisite type of screening / binding material to fill up interstices of 10 sqm coarse aggregate, watering and compacting to the required density

Material and labour for preparing unsurfaced water bound mecadam by brushing with wire brushes for removing caked mud etc. sweeping with brooms and finally fanning the cleaned surface with gunny bags and mechanical compressor to remove all loose dirts etc and applying evenly a tack coat with bituminous primer at 10Kg per 10 Sqm with paving bitumen complete all as specified and directed by Engr-in-Charge. Paving bitumen VG-10 grade

Material and labour for dense bituminous macadam using hot mix plant and mechanical paver with min 4% binder (paving bitumen VG-30 grade) content by weight of total mix, rolled and compacted with power rolled 8 to 10 tonnes to required cambar and gradient complete all as specified and directed by Engr-in-Charge. Note:- 1. Works to be carried in places and also patch repairs to depressions over 50 mm shall be carried out under this item Rate under this item includes for cleaning the surface of pot holes and depressions and removing of the rubbish meterials as per site requirement 2. Prepatation of mix in hot mix plant spreading by self propelling mechanical paver and rolling and compaction by set of rollers/vibrator as specified in particular specifications shall be carried out in hot mix plant which may be installed at distance as per norms but contractor shall be responsible to maintain the required temperature of mix under all conditions till it is laid and compacted. Unit rate against these items shall include for carrying out the works with deployment of these machinery for which nothing extra shall be payable and no deley in completion of work shall be acceptable. 3. During transit of material from hot mix plant to site shall be covered by tarpolin/ necessary covering.

Material and labour for 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 and mechanical compressor to remove all loose dirts etc and applying evenly a tack coat with bituminous primer at 5Kg per 10 Sqm with paving bitumen VG-10 grade inculding laying bituminious premix asphaltic semi dense corcrete 40 mm consolidated thickness with 5.5 % binder (As per design mix) content by weight of total mix of paving bitumen VG-30 laid by mechanical paver, rolled and compacted to required camber and gradient complete and rolling to uniform smooth surface with 8 to 10 tonne power road roller etc complete all as specified and directed by Engr-in-Charge

Providing and laying Asphalt painting on B.T. surface with bitumen grade VG-10 at the rate of 5.00 Kg/ 10 Sqm by Mechanical sprayer & spreading the stone dust on prepared surface at the rate of 0.03 cum/ 10 Sqm & rolling with smooth wheel & pneumatic tyred roller & brushing etc complete all as specified and directed by Engr-in-Charge

Laying bituminious premix asphaltic semi dense corcrete 40 mm consolidated thickness with 55% binder (As per design mix) content by weight of total mix laid by mechanical paver, rolled and compacted to required camber and gradient complete and rolling to uniform smooth surface with 8 to 10 tonne power road roller complete all as specified and directed by Engr-in-Charge

Manufacturing, supplying and fixing retro reflective sign boards made up of 2 mm thick aluminium sheet, face to be fully covered with high intensity encapsulated type heat activated retro reflective sheeting conforming to type IV of ASTM-D 4956-01 in blue and silver white or other colour combination including subject matter, message (bi-lingual), symbols and borders etc. as per IRC, 67:2001, pasted on substrate by an adhesive backing which shall be activated by applying heat and pressure conforming to class -2 of ASTM-D-4956-01 and fixing the same with suitable sized aluminium alloy rivets @ 20 cm c/c to back support frame of M.S angle iron of size 25x25x3 mm along with theft resistant measures, mounted and fixed with 2 Nos. M.S. angles of size 35x35x5 mm to a vertical post made up to M.S Tee section ISMT 50x50x6 mm welded with base plate of size 100x100x5 mm at the bottom end and including making holes in pipes, angles flats, providing & fixing M.S. message plate of required size, steel work to be painted with two or more coats of synthetic enamel paint of required shade and of approved brand & manufacture over priming coat of zinc chromate yellow primer (vertical MS-Tee support to be painted in black and white colours) Mandatory! Regulatory sign boards of 900 mm diametre with support length of 3750 mm Backside of aluminium sheet to be painted with two or more coats of epoxy paint over and including appropriate priming coat including all leads and lifts etc. complete as per drawing, specification and direction of Engineer-in-charge.

Manufacturing, supplying and fixing retro reflective sign boards made up of 2 mm thick aluminium sheet, face to be fully covered with high intensity encapsulated type heal activated retro reflective sheeting conforming to type-IV of ASTM-D 4956-01 in blue and silver white or other colour combination including subject matter, message (bi-lingual), symbols and borders etc. as per IRC 67:2001, pasted on substrate by an adhesive backing which shall be activated by applying heat and pressure conforming to class -2 of ASTM-D-4956-01 and fixing the same with suitable sized aluminium alloy rivets @ 20 cm c/c to back support frame of M.S. angle iron of size 25x25x3 mm along with theft resistant measures, mounted and fixed with 2 Nos. M.S. angles of size 35x35x5 mm to a vertical post made up to M.S. Tee section ISMT 50x50x6 mm welded with base plate of size 100x100x5 mm at the bottom end and including making holes in pipes, angles flats. providing & fixing M.S. message plate of required size, steel work to be painted with two or more coats of synthetic enamel paint of required shade and of approved brand & manufacture over priming coat of zinc chromate yellow primer (vertical MS-Tee support to be painted in black and white colours).Cautionary warning sign boards of equilateral triangular shape having each side of 900 mm with support length of 3650 mm Backside of aluminium sheet to be painted with two or more coats of epoxy paint over and including appropriate priming coat including all leads and lifts etc. complete as per drawing. specification and direction of Engineer-in-charge.