Mechanical Crack Meter is suitable to use in monitoring the opening & closing of the "surface crack" crack . It consists of a graduated scale and a transparent acrylic plate with a hairline cursor mark.

Pull Out Test Apparatus is used to measure short term strength of an installed rockbolt under field conditions. The strength is measured by a pull test , in which bolt head displacement is measured as a function of applied bolt oad to give a load-displacement curve.

The basic principle of Vibrating Wire Joint Meter is to measure the movements (opening/closing), between two concrtee blocks in a concrete/Masonary/Gravity Dam, and is suitable for embedment applications.

The Vibrating Wire type submersible joint meter is used to monitoring movement of block joint movements (opening/closing) and construction joint movements in the foundation & drainage galleries of Dams in XYZ axis.

Vibrating Wire type Embedment Joint meter measures the opening/closing of a concrete joint, and is installed between two blocks of a concrete /masonry dam blocks.