CWE/HSR/ALW-28 OF 2023-24 SPL REPAIR TO CONNECTED ROADS FROM BASANTAR MARG TO MADHYAM MARG INCL INTERNAL ROAD IN THE AREA OF ZORAWAR MARG (JCOS/ORS MD ACCN) AT ITARANA ALWAR

Amount

Scarrifying and picking gravelled Macadum or Bituminous macadum surface area exc 50mm deep and n, exc 100mm deep in area not exc 400 sqm complete all as specified and directed.

Repairs to potholes any depth not exceeding 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 filling in screened and graded road metal, watering and well ramming (incl supply of road metal). (i) Premix concrete shall be mixed in hot plant, transported from plant to work site and laid/ spread by mans of mechanical paver. (ii) Filler for semi dense asphaltic concrete shall be stone dust @ 2% of total mix.

M&L for 75 mm thick (Compacted thickness) WBM with course aggregate of granite trap or basalt of gading 2 (63 to 40mm size) or of grading 3 (50 to 20 mm size) spread rolled and consolidated with 8-10 tonne power roller to gradient materials and camber required complete all as specified all as specified and directed.

Preparing WBM surface by brushing with wire brushes for removing cracked mud etc sweeping with brooms and finally fanning the cleaned surface with gunny bags to remove loose dirt etc appyling evenly a priming/tack coat with paving bituminous primer @ 10kg /10Sqm using VG-30 and laying Semi dense asphaltic concrete (Design Mix) 30mm thick consolidated thickness with 5.5% binder content by weight of total mix rolled and compacted to required camber and gradient with 8 to 12 Ton Power roller complete. (i) Premix concrete shall be mixed in hot plant, transported from plant to work site and laid/ spread by mans of mechanical paver. (ii) Filler for semi dense asphaltic concrete shall be stone dust @ 2% of total mix.

M&L premix bituminous, macadam using 4% binder( paving bitumen VG-30 ) content by weight of total mix laid/rolled and compacted to required gradient and camber (consolidated thickness 75 mm or less) complete all as specified & directed. (i) Premix concrete shall be mixed in hot plant, transported from plant to work site and laid/ spread by mans of mechanical paver. (ii) Filler for semi dense asphaltic concrete shall be stone dust @ 2% of total mix.

Preparing newly laid Bituminous 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 dirt etc.and loose material applying evenly a tack coat of bitumen primer 2Kg/10 sqm using cold emulsion bitumen and laying semi dense asphaltic concrete (Design mix) 30mm consolidated thickness with 5.5 % binder content by weight of total mix and compacted to required camber and gradient with 8 to 12 Ton power roller complete. Note- Mix will be prepared in Hot Mix plant as per job mix formula obtained from authorised testing lab and laying will be done by mean of mechanical paver. (i) Premix concrete shall be mixed in hot plant, transported from plant to work site and laid/ spread by means of mechanical paver. (ii) Filler for semi dense asphaltic concrete shall be stone dust @ 2% of total mix.

Preparing existing 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 dirt etc.and loose material applying evenly a tack coat of bitumen primer 5Kg/10 sqm using cold emulsion bitumen and laying semi dense asphaltic concrete (Design mix) 30mm consolidated thickness with 5.5 % binder content by weight of total mix and compacted to required camber and gradient with 8 to 12 Ton power roller complete. Note- Mix will be prepared in Hot Mix plant as per job mix formula obtained from authorised testing lab and laying will be done by mean of mechanical paver. (i) Premix concrete shall be mixed in hot plant, transported from plant to work site and laid/ spread by means of mechanical paver. (ii) Filler for semi dense asphaltic concrete shall be stone dust @ 2% of total mix.

Providing and marking broken centrle line/side lines/zebra lines dashes, arrows, etc on road pavement and the like of any description and width with thermoplastic paint hot applied with machine conforming to BS-3265 and according to the specification 2001 (4th revision) complete all as specified and as directed.

Surface dressing n.exc 15 cm deep hard/dense soil for road side berms.

M&L moorum/red barji filling in floors or paving laid in layers n exc 15cm thick spread levelled and rammed including watering.

AMIT RISHABH BUILDERS PVT LTD