Military Engineer Services Tender

Cleaning of silt or dirt or vegetation less than 50 mm thick layer manually from open drains accumulated through rain water and storm air and removing the mud/garbage/debris to a distance exceeding 3.0 Km but not exceeding 3.5 Km from out side the periphery of the area under clearance and depositing the same in low laying area and including removing of existing materials complete all as specified and directed.

Dismantling of existing damaged/unserviceable Sign Boards of any size and description fixed in any position from shoulders of runway/Taxiway/Links and stacking and removing from site and making good to disturbed area complete all as specified

S&F of Sign boards of size not less than 2 Sqm and position from shoulders of runway/Taxiway/Links and the supporting structure described as under:- (a) Sheet & Frame :- UV protected sheet 3mm thick, with Air pocket ,100% UV resistance for 1000 Hrs, weathering tests or tensile strength as per ASTM G53 and very low flammability as per S-6746, Appx "N" 1994 , temperature resistance (-)40 degree centigrade to (+)80 degree centigrade and able to withstand wind to wind force of 150kg/hr, fixed on non-metallic frame/UPVC square tube frame having minimum tensile strength 4000 kgSqcm, impact strength of 139 Kg/Sqcm. Sheet & frame mounted to 1.80mm to 2.0mm thick GFRP cased on GI tubing light grade 40mm-2 Nos, 1.20m length each complete all as specified and directed. (b) Sign Board :- Retro Reflective Sheeting, Class C, sheeting 3M Diamond Grade 3 (DG3) confirming to ASTMD 4956-09 type-XI with pressure sensitive adhesive fixed to the UPVC sheet & frame as per manufactures instructions. Size and shape of signs/number/indications & letters etc. complete all as specified and directed. (c) Sign Board fixing :- PCC 1:2:4 type B-2 using 40 mm graded crushed stone aggregate in pit of size 45 x 45x 60 cm & including excavation/earthwork in hard dense soil, returning filling and removal of surplus soil etc, outside taxiway/Runway/Links complete all as specified and directed.

S&F of Sign boards of size not less than 1 Sqm and position from shoulders of runway/Taxiway/Links and the supporting structure described as under:- (a) Sheet & Frame :- UV protected sheet 3mm thick, with Air pocket ,100% UV resistance for 1000 Hrs, weathering tests or tensile strength as per ASTM G53 and very low flammability as per S-6746, Appx "N" 1994 , temperature resistance (-)40 degree centigrade to (+)80 degree centigrade and able to withstand wind to wind force of 150kg/hr, fixed on non-metallic frame/UPVC square tube frame having minimum tensile strength 4000 kgSqcm, impact strength of 139 Kg/Sqcm. Sheet & frame mounted to 1.80mm to 2.0mm thick GFRP cased on GI tubing light grade 40mm-2 Nos, 1.20m length each complete all as specified and directed. (b) Sign Board :- Retro Reflective Sheeting, Class C, sheeting 3M Diamond Grade 3 (DG3) confirming to ASTMD 4956-09 type-XI with pressure sensitive adhesive fixed to the UPVC sheet & frame as per manufactures instructions. Size and shape of signs/number/indications & letters etc. complete all as specified and directed. (c) Sign Board fixing :- PCC 1:2:4 type B-2 using 40 mm graded crushed stone aggregate in pit of size 45 x 45x 60 cm & including excavation/earthwork in hard dense soil, returning filling and removal of surplus soil etc, outside taxiway/Runway/Links complete all as specified and directed.