Special repair of internal Roads/Paver blocks including Road Furniture under GE (East) Mathura

Scarifying or picking gravelled, macadam or bituminous macadam surfaces in area exc 400 sqm, depth not exceeding 50 mm complete all as specified and as directed.

M&L for 150 mm thick (Compacted thickness) WBM in two layers (75 mm thick each layer) with coarse aggregates (lime stone/ sand store, flint or quartzite) of grading 2 (63 mm to 40 mm size) or of grading 3 (50 to 20 mm size), blinded with screening of hard stone of grading ‘A’, spread, watered and rolled with 8 to 12 tonne power roller, hollows made up to form true surface and consolidated to required gradient and camber etc, complete all as specified.

Material & Labour for preparing newly laid un-surfaced WBM surfaces by brushing with wire brushes for removing caked mud etc., sweeping with brooms and finally fanning the cleaned surfaces with air compressor through air jet to remove all loose dirt etc and applying evenly a tack coat of paving bitumen primer of grade VG-10 at the rate of 10 Kg per 10 Sqm of road surface by sprayer operated on hot pressure mechanism, providing, laying, spreading 40mm thick (consolidated thickness) of premix Semi Dense Asphaltic Concrete (SDAC) with crushed and graded coarse aggregates as per design based on Job mix formula with 5.5% bitumen binder content (bitumen of Grade VG-30) by weight of total mix including heating bitumen to the required temperature, mixing bituminous concrete in automatic and temperature controlled hot mixing plant, laying, spreading uniformly by means of Mechanical paver and rolling and consolidating to the required gradient and camber with 8 to 12 tonne power road roller and Vibromax roller to a uniform smooth surfaces complete all as specified and as directed. Notes for serial item No 3.00 & 4.00 : (i) The work shall be executed as per design mix approved by GE. (ii) Paving bitumen primer of Grade VG-10 for tack coat and bitumen of Grade VG-30 for semi dense asphaltic concrete shall be used and shall be procured by the contractor under his own arrangement and at his own cost. (iii) Cost of all the materials, T&P, labour etc. required for preparation of surfaces, applying tack coat, providing and laying semi dense asphaltic concrete including procurement of bitumen as specified here-in-before, stone aggregates & sand etc., rolling and all other elements required for entire completion of the job shall be deemed to be included in the unit rate quoted for this item. (iv) Bituminous concrete shall be mixed in drum type hot mix plant, transported from plant to work at site and laid/spread by means of mechanical paver finisher. (v) Filler for bitumen concrete shall be OPC grade @ 2% of total mix. (vi) Contractor shall quote his rate on the basis of binder as mentioned in this item. If there is any minus variation in the actual binder content used as per design mix approved by GE, the rate shall be adjusted as per invoice submitted by contractor per Kg of binder used. However no price adjustment shall be made if the binder content works out to more than as specified in this item.

M&L for preparing black top bituminous surfaces by brushing with wire brushes for removing caked mud etc., sweeping with brooms and finally fanning the cleaned surfaces with air compressor through air jet to remove all loose dirt etc and applying evenly a tack coat of paving bitumen primer of grade VG-10 at the rate of 05 Kg per 10 Sqm of road surface by sprayer operated on hot pressure mechanism, providing, laying, spreading 30mm thick (consolidated thickness) of premix Semi Dense Asphaltic Concrete (SDAC) with crushed and graded coarse aggregates as per design based on Job mix formula with 5.5% bitumen binder content (bitumen of Grade VG-30) by weight of total mix including heating bitumen to the required temperature, mixing bituminous concrete in automatic and temperature controlled hot mixing plant, laying, spreading uniformly by means of Mechanical paver and rolling and consolidating to the required gradient and camber with 8 to 12 tonne power road roller and Vibromax roller to a uniform smooth surfaces complete all as specified and as directed.

M&L for bitumen surfaces of thermo plastic road marking 1.5-2 mm thick painting (centre lines, dashes, arrows, letters etc on new or previously treated road surfaces) with road safety spikeries glass beads including preparation of new or previously treated road surfaces and applying road marking paint of approved colour confirming to BS 3262-1989 with using special applicator machine with heating arrangement complete all as specified and as directed.

S&F Solar Stud of size 125mm x 125mm x 25mm (shank 65 mm), aluminium alloy shell, electronically operated automatically turns ON at night and turns OFF at day, high efficiency mono crystalline solar panel 2.4 V / 0.3 Watt, one Ni-Mh or Ni-Cd rechargeable battery (1.2 V / 1600 MA), six super bright LEDs with 10000 to 18000 mcd (Millicandela), view distance upto 1000m, flash rate 2 Hz, capable to withstand weight upto 10 tonne, unbreakable poly carbonate clear facing designed for maintenance free operation, 100% water proof design according to IP-65, Red or Amber colour, including dismantling and taking out old unserviceable / broken solar stud of any type complete all as specified and as directed.

S&F road safety Convex Mirror of size 800mm dia made of one piece polycarbonate lens with hood for road turning, intersection, curves, ‘T’ junction, etc, unbreakable & strong, mounted on & including 2.0 metre long vertical pole made out of 75mm bore mild steel medium grade pipe duly powder coated, fixed with adjustable clamp, pole fixed in plain cement concrete 1:2:4 Type B1 (using 20mm graded crushed stone aggregate) block of size 30cmx30cmx45cm deep including necessary excavation & earthwork, complete all as specified and as directed including dismantling of old unserviceable/broken mirror with pole of any type & size.

Surface excavation not exc 30cm deep and averaging 15cm deep and getting out in soft/loose soil complete all as specified and as directed.

Excavating in trenches, not exc 1.5 metre wide and not exc 1.5 metre in depth, for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc. laying cables, pipes, etc. not exc 10 Sqm on plan & not exc 1.5m in depth and getting out in soft/loose soil complete all as specified and as directed.

Returning, filling in, including spreading, leveling watering and well ramming in layers not exc 25 cm thick in soft/loose soil complete all as specified and as directed.