rate contract to supply of fire crackers for bird scaring at madurai airport rate contract to supply of fire crackers for bird scaring at madurai airport , rocket bomb length 45 cm; diameter 15 mm; safety fuse should be 3.5 cm.must attain height of at least 150 ft to 200 ft. should produce loud noise to scare birds without misfire. , jute bomb inner shell length 25mm; breadth 25 mm; height 12.5 mm; safety fuse 55 mm. should produce louder noise to scare birds without any misfire. , double sound crackers height –9 inch; diameter – 39 mm; safety fuse – 35mm. must attain height of at least 150 ft to 200 ft. should produce loud noise to scare birds without misfire. , bathi length – minimum 1.25 ft, thickness diameter – 6mm minimum, burning material should withstand for a long time of duration. , matchbox