annual maintenance of sewerage scheme in sector-12, sonipat. providing sewerage safety guards / equipments complete in all respect and all other works contingent thereto-- 1 airline respirator with manually operated air blower 2 barrier caution tape 3 barrier cone 4 breath mask 5 breathing apparatus 6 caution borad 7 first aid box 8 face mask 9 gas monitor ( 4 gases ) 10 guide pipe set 11 fully body wader suit 12 hand gloves 13 head lamps 14 helmet 15 normal face mask 16 nylon rope ladder - 5 m 17 nylon safety belt 18 reflecting jacket 19 safety belt 20 safety body clothing 21 safety body harness 22 safety goggles 23 safety gumboots 24 safety helmets 25 safety torch 26 safety tripod set