REPAIR / MAINT TO RUNWAY, TAXI TRACK, MAIN DISPERSAL, JOINT FILLING, CRACK REPAIR, REPAIR TO RUNWAY DRAIN AND OTHER CONNECTED WORK AT AF STN GORAKHPUR UNDER GE(AF) GORAKHPUR.

Material and Labour for preparation of old painted concrete/bitumen surfaces with washing down soap water of runway, taxi track road for painting with cold retro-reflective paint including spreading of 500micron size glass beads (350gms/Sqm) by using mechanical mode of application as lines, dashes, arrows, letters applying one coat of runway road marking paint aqua based retroreflective type golden, yellow, black, orange or white colour as approved by Garrison Engineer to give uniform finish complete all as specified and directed. Make: Asian Paint Apcotrak-WBR or equivalent Note :- (i) Masking tape/ steel/ wooden frame or template should be used on edges of paints before painting work and removed the masking tape after paint is applied where ever required and as directed by Engineer-in-Charge. The contractor has to ensure that, the lines, dashes etc marked with paint shall be in proper shape and finish as required. Any errorneous marking shall be make good by the contractor on his own cost and nothing extra shall be paid on this account.

Material and Labour for preparation of old painted concrete/bitumen surfaces with washing down soap water of runway, taxi track road for painting with mechanical mode of application as lines, dashes, arrows, letters and applying one coat of runway road marking paint aqua based golden, yellow, black, orange or white colour as approved by Garrison Engineer to give uniform finish complete all as specified and directed. Note :- (i) Masking tape/ steel/ wooden frame or template should be used on edges of paints before painting work and removed the masking tape after paint is applied where ever required and as directed by Engineer-in-Charge. The contractor has to ensure that, the lines, dashes etc marked with paint shall be in proper shape and finish as required. Any errorneous marking shall be make good by the contractor on his own cost and nothing extra shall be paid on this account.

M&L for preparing of existing concrete surfaces / plastered / unplastered surface of wall and applying one coat of synthetic enamel paint in red and white with alternate square/ rectangular panel in runway / link / dispersal / PQC/ side wall area all as directed by Engineer-in Charge.

M&L for one coat of black synthetic enamel paint on three sides of DTGM (1.20 x 1.50 Mtr) installed in airfield area consisiting of black synthetic enamel paint background and red colour high intensity retro reflective tape numerical/alphabet letter (150mm width and 1000mm height) on two sides complete all as specified and directed.

Cutting of existing Runway/taxi tracks at cracks and at spalled edges mechanical tools making groove at edges cleaning through air blower/air blastisng and applying propriety primer on the cleaned surfaces to obtain tack and finally filling in ELASTOMERIC CONCERETE of make Choksey Chemicals/CIPY/BASF or equivalent (prepared by mixing part A, part B and adding fiberglass sand all as per manufactureres instructions) and properly mixing in purpose made mixer plant electrically operated) to obtain a homogeneous mix and finally tooling the surface with hand tools to obtain a grooved textured finish. Note: (i) The rate shall include for providing masking tape at joints and form work required if any at spalled joints edges. (ii) The quoted rate deemed to include for making good the disturbed joint filling around the area where material is applied. (iii) All material shall only be procured directly from manufacturer.

Supplying, and fix in repair visible retro-reflective sign boards of made from 3 mm thick engineering grade plastic (acrylic sheet) having monolithic structure to withstand temprature variations from cold environment to sweltering hot conditions and to withstand high velocity winds frmaed and braced with 50 mm dia PVC pipe best quality to with stand high ground level with best quality structure including fixing of the same in existing post hole as required, including providing / applying weather resistance coating, providing and pasting of new numerals/alpahbets with retro reflective tape cutting it as computer plotter etc complete all as specified and directed by Garrison Engineer/ Engr-in-Charge.

M&L for forming contraction (Dummy) joints 65mm deep and 10mm wide filled with sealing compound Grade 'B', complete all asspecified and directed. Note :-1. Material obtained from removing of existing filled up materials shall be removed from out side MOD land. 2. Rates are including for cleaning,cutting of existing treatment by machinical means like compressed air and machnical cutting of joints

M & L for forming construction joints 30 mm deep and 10 mm wide filled with sealing compound Grade 'B', complete as specified and directed Note :-1. Material obtained from removing of existing filled up materials shall be removed from out side MOD land. 2. Rates are including for cleaning,cutting of existing treatment by machinical means like compressed air and machnical cutting of joints

M&L for forming 20mm thick expansion joints filled with pre-formed bituminous filler and top 30mm primed and sealed with sealing compound Grade 'B', complete all asspecified and directed. Note :-1. Material obtained from removing of existing filled up materials shall be removed from out side MOD land. 2. Rates are including for cleaning,cutting of existing treatment by machinical means like compressed air and machnical cutting of joints

Cutting of grass, bush, weeds/ vegetation by using mechanical means like tractor with Straw Reeper alongwith grass Collecting trolley and cutting 50 mm to 100 mm or above Straw Reeper where ever required including collecting the grass through mechanical tools like grass collecing Trolley and removing material obtain from cutting/cleaning (both side) up to 100m from the concrete edges. Size of Straw Reeper attached with tractor and Trolley shall be 5-6 feet, complete all as specified and directed. Note:- (i) Contractor will arrange his own mechanical straw reeper (set of one tractor with Straw Reeper alongwith grass Collecting trolley) with POL & MT driver. (ii) The quoted rate by contractor is including of all T&P, POL and operator mentioned above. (iii). On requirement contractor shall arrange more than one tractor with Straw Reeper alongwith grass Collecting trolley per day as per order and T&P should not be more than 5 year vintage. Also T&P should be at par with AirForce Requirement, if not the same can be modified to meet the requirement of the Stn.