As per IS No. 6064- 1971) is useful for lowering and lifting heavy instruments like Current Meter with Fish Weight for measuring Stream Velocity & obtaining sediment studies from Bridge site or From Boat amid the rivers. This is made sturdy & light weight, using the Aluminum sections and very portable from one place to another.

As per IS No. 6064- 1971) is useful for lowering and lifting heavy instruments like Current Meter with Fish Weight for measuring Stream Velocity & obtaining sediment studies from Bridge site or From Boat amid the rivers. This is made sturdy & light weight, using the Aluminum sections and very portable from one place to another.