Upgradation of Link road by way of 150mm thick GSB,75mm WMM , 50mm BM and 20mm OGPC in link road from Stok Palam Bridge Agling.( Under state sector)

Amount

Construction of granular sub-base by providing close graded Material conforming to specifications, mixing in a mechanical mix plant at OMC, carriage of mixed material by tippers to work site, for all leads & lifts, spreading in uniform layers of specified thickness with motor grader on prepared surface and compacting with vibratory power roller to achieve the desired density, complete as per specifications and directions ofEngineer-in-Charge. With material conforming to Grade-I (size range 75 mm to0.075 mm) having CBR Value-30

Providing, laying, spreading and compacting graded stone aggregate (size range 53 mm to 0.075 mm ) to wet mix macadam (WMM) specification including premixing the material with water at OMC in mechanical mix plant, carriage of mixed material by tipper to site, for all leads & lifts, laying in uniform layers with mechanical paver finisher in sub- base / base course on well prepared surface and compacting with vibratory roller of 8 to 10 tonne capacity to achieve the desired density, complete as per specifications and directions of Engineer-in-Charge

Providing and applying tack coat using hot straight run bitumen of grade – VG-10, including heating the bitumen, spraying the bitumen with mechanically operated spray unit fitted on bitumen boiler, cleaning and preparing the existing road surface as per specifications. 16.38.1 On W.B.M. @ 0.75 Kg/sqm.

Providing and laying bituminous macadam using crushed stone aggregatesof specified grading premixed with bituminous binder, transported to siteby tippers, laid over a previously prepared surface with paver finisherequipped with electronic sensor to the required grade, level and alignmentand rolling with smooth wheeled, vibratory and tandem rollers as per specifications to achieve the desired compaction and density, complete asper specifications and directions of Engineer-in-Charge.16.63.1 50 to 100 mm average compacted thickness with bitumen ofgrade VG-30 @ 3.5% (percentage by weight of total mix) prepared inBatch Type Hot Mix Plant of 100-120 TPH capacity.16.63.2 50 to 100 mm average compacted thickness with bitumen ofgrade VG-30 @ 3.5% (percentage by weight of total mix) prepared inDrum Type Hot Mix Plant of 60-90 TPH capacity

2 cm premix carpet surfacing with 1.8cum and 0.90 cum of stone chippings of 13.2 mm size and 11.2 size respectively, per 100 sqm and 52kg and 56 kg of hot bitumen per cum of stone chippings of 13.2 mm and 11.2 mm size respectively including a tack coat with hot straight run bitumen, including consolidation with road roller of 6 to 9 tonne capacity etc. complete (tack coat to be paid for separately). 16.40.1 With paving Asphalt grade VG-10 heated and then mixed with solvent at the rate of 70 grams per kg of asphalt.

Providing and laying seal coat of premixed fine aggregate (passing 2.36 mm and retained on 180 micron sieve) with bitumen using 128 kg of bitumen of grade VG-10 bitumen per cum of fine aggregate and 0.60 cum of fine aggregate per 100 sqm of road surface including rolling and finishing with road all complete.

Manufacturing supplying and fixing retro reflective overhead signage boards made up of 2mm thick aluminum sheet, face to be fully covered with high intensity and encapsulated lens type heat activated retro reflective sheeting conforming to type-III of ASTM-D-4956-01 as approved by Engineer-in-charge; letters, borders etc. as per IRC : 67-2001 in silver white with blue colour background and with high intensity grade, pasted on substrate by pressure sensitive adhesive backing which shall be activated by applying pressure conforming to class -II of ASTM-D-4956- 01 and fixing the same to the plate of structural frame work by means of suitable sized aluminum alloys, rivets or bolts and nuts @ 300mm c/c all along the periphery as well as in two vertical rows along with theft resistant measures including the cost of painting with two or more coats of epoxy paint in grey colour on the back side of aluminum sheet including appropriate priming coat. The rate includes the cost of rounding off the corners, lowering down the structural frame work from the gantry, fixing and erecting the same in position all complete as per drawing, specification and direction of Engineer-in-charge (Structural frame work ncluding M.S. plate to be provided separately. Rectangular area of the sheet only shall be measured for payment).

Providing Retro-reflective regulatory sign board of size 900mm diameter made out of 2mm thick aluminum sheet, face to be fully covered with high intensity encapsulated lens type retro-reflective sheeting as approved by Engineer-in-charge. Letter, symbols, borders, etc. will be as per IRC:67 with required colour scheme on the boards and with the high intensity grade A. the aluminum 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 50x50x4mm, 4m long welded to the frame with adequate anti-theft arrangement. Sheet work to be painted with two or more coats of synthetic enamel paint over an under coat (primer) and back side of aluminum sheet to be painted with two or more coats of epoxy paint including appropriate priming coat complete in all respects as per directions of Engineer-in-charge.(Structural frame work including

M/S TASHI ANGCHUK

TL CONSTUCTION COMPANY

TSAO STEEL AND CONSTRUCTION COMPANY