Military Engineer Services Tender

M & L for cleaning the surface with wire brush, making the surface free from dust and apply of cold polymeric bitumen emulsion (PME) mopping of total cold liquid PME (min 1.0 liters per sqm (undiluted) for two coats ( interval between two coats 4 to 5 hrs) after dilution with 50% water), each coat diluted in the ratio 1:1 (PME:WATER) and ensure uniform finish of runway complete all as per manufacturer's instructions and all as specified and as directed. Note :- The tenderer shall take into consideration for the following points while quoting rate for the item :- (i)No price adjustment shall be applicable if excess quantity of cold polymer bitumen emulsion (PME) is used under this item. (ii) The work shall be carried out through authorised and qualified applicator of the manufacturer only.

M&L for Preparation of old black top surface by brushing with wire brushes for removing caked mud etc., sweeping with brooms and finally fanning the cleaned surfaceswith using air blower to remove all loose dirt ect., complete and apply cold polymer modified emulsion (PME) by using mechanical spraying of total cold liquid PME 1.00 ltr per Sqm (undiluted) for two coats with mineral filler as recommended by manufacturer of PME (after diluting with water), each coat diluted in the ratio 1:1 (PME:WATER) and ensure uniform finish of applied flight strips complete all as per manufacturer instructions and all as specified and directed by Engr-in-Charge. Make: EMULCOTE-PME(LN Petrochem Pvt Ltd) Shellmac microsurfacing (M/s Shell india Market Pvt Ltd) or any other approved by E-in-C's branch Note :- The tenderer shall take into consideration for the following points while quoting his rate for the items :- (i)No price adjustment shall be applicable if excess quantity of cold polymer bitumen emulsion (PME) is used under this item. (ii) The work shall be carried out through authorised and qualified applicator of the manufacturer only.

Note: The tenderer shall take into consideration for the following points while quoting his rate for the items :- (a) Due care shall be taken for friction parameters during application of PME as per ICAO standard. (b) The work shall be carried out through authorised and qualified applicators of the manufacturer only. (c) Care shall be taken to fill gap/ cracks with 0.60mm to 2.36mm size coarse sand with mineral filler as per manufacturer's instructions and quoted rate is deemed to be included for repair of gap/cracks. (d) A performance guarantee certificate for two years shall be submitted by the contractor to the GE on completion of work as specified. (e) No price adjustment shall be applicable if excess/wastage quantity of bitumen emulsion than that mentioned above is used, depending up on the surface to be treated. (f) Removal of dust/FOD occured during cleaning should be removed as directed.

Removal of conflict paint, markings on apron & runway surface using water blasting cum vacuuming system with suitable operating pressure so that the total paint removed from runway both ( rigid and flexible) surfaces by the method of the water blasting cum vaccuming system with suitable water pressure water blasting technology without damaging to the existing surface using SH 5000 StripeHog machine all as specified and directed by Engr-in-Charge. Note : (a) The surface of both concrete / bitumen (rigid/flexible) shall not get any kind of damages during the process of paint removal nor to any adjoining areas, joint filling etc. Damages made if any, shall be made good by the contractor without any extra cost complete all as specified and directed by Engineer-in-Charge. (b) Work will be carried out in phase manner as per availability of runways for maintenance.

(c) Total paint should be removed and debris/water acuumed simultaneously leaving no FOD so that the runway is available for operation immediately. (d) The machine make to be deployed for runway rubber removal should have E-in-C’s approval eg SH8000, SH5000. (e) In any emergency condition the machine should exit from the runway in less than two minutes without leaving FOD.

Runway friction coefficient measurement with car integrated friction testing machine like GFTE/SARSYS@3 mtr one run and 6 mtrs both (rigid and flexible) side of the entire runway centre line the other run. Friction testing to be done before rubber removal and after rubber removal as recommended in ICAO Airport Service Manual Doc 9137 complete all as specified and directed by Engr-in-Charge. Note : (a) Work will be carried out in phase manner as per availability of runways for maintenance. (b) In any emergency condition the machine should exit from the runway in less than two minutes without leaving FOD. (g) Friction should be carried out before and after rubber deposite removal operation. (h) After carrying out rubber removal operation on the runway, friction reading of the rubber removed segment should be minimum 0.55µ. (j) The surface of both concrete/ bitumen (rigid/flexible) shall not get any kind of damages during the process of Friction coefficient measurement nor to any adjoining areas, joint filling etc. Damages made if any, shall be made good by contractor without any extra cost.