Vibrating Wire Sister Bar Strain Meter

Vibrating Wire Sister Bar is used to measure strain in concrete structures such aspiles, diaphragm/slurry walls, bridge abutments, tunnel lining, dams,foundations, etc. It consists of a hollow bar with vibrating wire strain gagemounted co-axially inside. The hollow bar is extended on the two sides with12mm Φ reinforced bars. Sister bar strain meter is also available with 16 mm Φ reinforced bar option.