REPAIRS TO POT HOLES OF FLEXIBLE PAVEMENTS, PAINTING AND EARTHWORK IN RUNWAY SHOULDERS WITH ALLIED ITEMS IN RUNWAY

Amount

M & L for preparation of old painted surface of concrete/flexible pavement and applying one coat of road marking paint /water based grade-2 conforming to IS 164-1981 (white, Yellow, Black and Orange, etc) as in Runway & dispersal of ALG Pasighat complete all as specified and as directed. Note:- (i) The work may be ordered six times during currency of the contract. (ii) Each coat will be measured and paid separately if directed in the writing for additional coat.

M & L preparing old black top surfaces by brushing with wire brushes for removing any foreign objects or other stone pieces/vegetations etc and sweeping with brooms and finally cleaning with air compressor, making the surface free from dust and applying polymer modified bitumen emulsion PMBEs by spraying with conventional tractor mounted bitumen sprayer, complete for uniform application with undiluted quantity of PMBEs @ 1.0 litres/sqm mix with water in 1:1 ratio and provide uniform finish to runway by mechaincal sprayer and with two years gurantee complete all as per manufactures instruction and as specified and as directed. Note:- (a) The work shall be carried out after filling of pores, pin/pot holes of area not exc 491 sqmm each and filled with ready mix Dense asphaltic concrete (DAC) and finished properly to match with existing flexible portion of runway and to be executed one day before placing of polymer modified emulsion, and rate will be inclusive in quoted rate. (b) Contractor shall produce original purchase voucher of PMBEs from authorized dealer. (c) Contractor shall bring the materials and to be incorporated after checking the consignment by Engr in charge. (d) Runway surface friction will be tested by the contractor prior and after the application of PMBEs and rates thereof shall included in the unit rate of this item. (e) Arrangement for protection of centre line lights to be made before application of bitumen emulsion. Any damage to centre line light to be repair at his own cost. (f) Protection to centre line painting to be arranged by the contractor and cost of it will be included in quoted rate. (g) Any spillage of bitumen emulsion over existing centre line paint and centre line light to be removed by the contractor and cost of it will be included in quoted rate.

M&L for repair to cracks on flexible pavement (size not more than 50 x 50 mm) of runway, PTT and links of runway cracks to be cut upto 30mm depth using diamond cutter and filled with using ready mix pothhole repairing bituminous concrete product and compacted, tempers to finish with the existing surface complete all as specified and as directed.

Surface excavation n.exc (not exceeding) 30 cm deep and averaging 30cm deep and getting out in soft / loose soil complete

Rough excavation not exceeding 1.5 m deep and getting out in soft / loose soil complete all as specified.

Removing excavated soil exc. 1.50 km but n exc. 5 km and depositing where directed complete

Spreading and levelling in layers n.exc 25 cm thick, watering and well ramming complete all as specified and directed.

M/S D P BERLIA (BID ID -3279594)

pintoo construction (BID ID -3279602)

M/S MAHATO ENTERPRISE (BID ID -3279244)

M/S DURGA CONSTRUCTION & CO (BID ID -3279571)

M/s KL Agarwalla & Co (BID ID -3279451)

M/S RK Trading (BID ID -3280227)

M/s Parma Construction (BID ID -3279245)