CERTAIN REPAIR TO ROADS UNDER NORTH ZONE AOR OF AGE B/R DETT-A UNDER GE 862 EWS

Amount

Scarifying or picking gravelled, macadam or bituminous macadam surfaces, depth not exceeding 50mm deep and area not exceeding 400sqm, stacking the serviceable material at site and removing the surplus material to a distance not exceeding 50m complete all as specified and directed.

7.5cm thick (compacted thickness) WBM, with coarse aggregates of grading 2 (63 to 40mm size) or of grading 3 (50 to 20mm size), spread, rolled and consolidated to gradient and camber required using Limestone, sand stone, Flint or Quartzite spread and rolled with 10 to 12 tonnes power roller, each layer will be consolidated separately and to required gradient and camber, complete all as specified.

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, path etc. cutting around edges to at least 25 mm in depth, making good by filling in screened & graded road metal watering & well ramming, complete all as specified and directed.

Providing premix bituminous macadam (consolidated thickness 75mm or less) with 4% binder content of paving bitumen by weight of total mix, rolled and compacted to required camber and gradient with 8 to 10 tonne power roller, complete all as specified and directed. Note:- Bituminous macadam shall be mixed in hot mix plant, transported and shall be laid in single layer with self propelled mechanical paver, rolled with vibrator roller.

Preparing water bound macadom surfaces by brushing with wire brushes for removing caked mud etc. sweeping with brooms and finally fanning the cleaned surfaces with power sweeper or compressor to remove all loose dirt etc., applying evenly a priming/ tack coat with bituminous primer using paving bitumen at 10 kg per 10 sq metre of road surface, laying bituminous premix semi dense asphaltic concrete 40mm consolidated thickness with 5.5% bitumen binder content by weight of total mix using 20mm crushed stone aggregate, rolled and compacted to required camber and gradient with 8 to 10 tonne vibrator power roller, complete all as specified and directed. Note:- Bituminous premix semi dense asphaltic concrete shall be mixed in automatic temperature controlled hot mixing plant, transported and premix carpet shall be laid in single layer with self propelled mechanical paver, rolled with vibrator roller.

Preparing black top surfaces by brushing with wire brushes for removing caked mud etc. sweeping with brooms and finally fanning the cleaned surfaces with power sweeper or compressor to remove all loose dirt etc., applying evenly a priming/ tack coat with bituminous primer using paving bitumen at 5 kg per 10 sq metre of road surface, laying bituminous premix semi dense asphaltic concrete 30mm consolidated thickness with 5.5% bitumen binder content by weight of total mix using 20mm crushed stone aggregate, rolled and compacted to required camber and gradient with 8 to 10 tonne vibrator power roller, complete all as specified and directed. Note:- Bituminous premix semi dense asphaltic concrete shall be mixed in automatic temperature controlled hot mixing plant, transported and premix carpet shall be laid in single layer with self propelled mechanical paver, rolled with vibrator roller.

Road stud/cat eye of size 110mm x 128mm x 29.5mm made out from aluminium alloy die casted dyramically designed verry high impact strength and fitted with 02 Nos eye balls each on both side complete all as specified and as directed. Make Model No DA 971 of DARK Eye OR equivalent cat part of Make Road star/Gogia plastic/Greenlite.

Thermoplastic paint on black top surface or existing painted surfaces applid hot mixing plant of heating of thermo plastic material to a standard temparature with gas and laying standard thickness of aprox 2.5mm by using thermo plastic material @ 6.5 Kg/Sqm and glass beads @ 250Gms/Sqm complete all as specified and directed.

Deduct Credit Amount as per Schedule of credit as details given on Srl Page No 19 of tender doucments.

Ankit Sagar (BID ID -3166983)

Shashi Paul (BID ID -3167053)