Construction of road, road side drains and green development at Ind. Area Kandrori Distt. Kangra (HP). (SH- Annual surfacing (Strengthening of road).

Amount

Clearing jungle i/c uprooting of rank vegetation grass,bush wood, trees and saplings of girth upto 30cm measured at aheight of 1 mtr. Above ground and removal of rubbish upto distance of 20mtrs outside the periphery of the area cleared.upto30cm., Road including carriage of materials through all modes of transportation with in all leads and lifts, as per PWD specifications and as per direction of the Engineer-in-charge.

Scarifying the existing bituminous road surface upto a depth of 15cm thckness i/c disposal of scarified material within all leads and lifts (by mechanical means) including carriage of materials through all modes of transportation with in all leads and lifts, as per PWD specifications and as per direction of the Engineer-in-charge.

Providing ,laying spreading and compacting graded stone aggregate(size range 53mm to 0.075mm) to wet mix macadam (WMM) specifications including premixing the material with water at OMC in for all leads & lifts,laying in uniform layers with mechanical paver finisher in subbase /base course on a well prepared sub base and compacting with smooth wheel roller 80-100 KN weight to achieve the desired density including lighting ,barricading and maintenance of diversion etc as per Technical specifiactions clause 406. By mechanical means. including carriage of materials through all modes of transportation with in all leads and lifts, as per PWD specifications and as per direction of the Engineer-in-charge.

Providing and applying priming coat using hot straight run bitumen of grade VG-10, including i/c removing grass, veeds, vegetation etc. and heating the bitumen, spraying the bitumen with mechanically operated spray unit fitted with bitumen boiler, cleaning and preparing the existing road surface as per specifications; On WMM @ 0.75 kg/sqm

Providing and applying of tack coat using bitumen emulsion confirming to IS:8887, using emulsion pressure distributor including removing grass, veeds, vegetation etc. and preparing the surface & cleaning with mechanical broom. Rapid setting bitumen emulsion On WMM : @ 0.4kg/sqm

On Bituminous surface @0.25kg/sqm

Providing and laying butuminous macadam using crushed stone aggregates of specified grading premixed with bituminous binder, tyransported to site by tippers, laid over a previously prepared surface with paver finisher equipped with electronic sensor to te required grade, level and alignment and rolling with smooth wheeled, vibratory and tendem rollers as per specifications to achieve the desired compaction and density, complete as per specifications and directions of engineer-in-charge: 50 to 100 mm average compacted thickness with bitumen of grade VG-30 @3.5% (percentage by weight of total mix) prepared in Batch type hot Mix plant of 100-120 TPH capacity.

Providing and laying butuminous concrete using crushed stone aggregates of specified grading premixed with bituminous binder and filler, transporting the hot mix to work site by tippers, laying with paver finisher equipped with electronic sensor to te required grade, level and alignment and rolling with smooth wheeled, vibratory and tendem rollers as per specifications to achieve the desired compaction and density, complete as per specifications and directions of engineer-in-charge: With bitumen of grade PMB-40 HW60 @5.5% (percentage by weight of total mix) using Hincol (Hindustan coals) and cement filler @3% (percentage by weight of aggregate) prepared in Batch type hot Mix plant of 100-120 TPH capacity.

Providing and applying 2.5mm thick road marking strips (retro-reflective) of specified shade and colour using hot thermoplastic material by fully/semi automatic thermoplastic paint applicator machine fitted with profile shoe, glass beads dispenser, propane tank heater and profile shoe heater, driven by experienced operator on road surface including cost of material, labour, T&P, cleaning the road surface of all dirt, seals,oils, grease and foreign material etc. complete as per direction of engineer-in-charge and accordance with applicable specifications.

Providing and fixing Glow studs 3M of size 100x100x20 mm made of heavy duty body shall be moulded ASA (Acrylic Styrene Acryloretrite) or HIP ( high imapact polystyrene) or ABS having electronically welded micro-prismatic lens with abrasion resistant coating as approved by Engineer-in-charge. The glow stud shall support a load of 13635 kg tested in accoprdance with ASTM D 4280. The slope of retro-reflective surface shall be 35 (+/-5) degrees to base. the reflective panels on both sides with atleast 12 cm of reflective area up each side. the luminance intensity should be as per the specification and shall be tested as decribed in ASTM I: 809 s recommended in BS: 873 part 4 : 197. The studs shall be fixed to the road surface using the adhesive conforming to IS, as per procedure recommended by the manufacturer complete and as per direction of Engineer-in-charge.

Providing and fixing post delineators made of ABS round body fitted with 2 nos. 100mm dia high reflectve reflectors and mounted on MS pipe of 65 mm dia dully powder coated anti-rust and anti theft steel to be installed as per direction of Engineer-in-charge.

Providing retro-reflective regulatory sign board of size 900mm diameter mad eout of 2mm thick aluminium sheet, face to be fully covered with high intensity encapsulated lens type retro-reflective sheeting as approved by engineer-in-charge. Letters, symbols, borders etc. will be as per IRC-67 with required colour scheme on the boards and with high intensity grade A. The aluminium sheet to be riveted to M.S. frame of angle iron of size 40x40x4mm. the boards will be fixed to 1 no. 50x50mm square post made of M.S. angle 50x50x4 mm, 4 m long welded to the frame with adequate anti theft arrangement. sheet work to be painted with two or more coats of enamel paint over an under coat (primer) and back side of aluminium sheet to be painted with two or more coats of epoxy paint including approprate priming coat complete in all respect as per direction of Engineer-in-charge.

Plain cement concrete M-10(1:3:6 nominal mix) in levelling course below open foundation of head walls as per drawing and specification clause 1109.I/c form work complete. including carriage of materials through all modes of transportation with in all leads and lifts, as per PWD specifications and as per direction of the Engineer-in-charge.

rajat thakur govt contractor

V S SAINI

M/s R.K Mahajan Govt Contractor