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Model TO-566

Benkelman Beam

The Benkelman Beam uses a balanced beam in conjunction with a suitable vehicle to measure road flexure. It is a convenient, accurate device for measuring the deflection of flexible pavements under moving wheel loads.

Operating on a simple lever arm principle, the unit consists of a reference beam, body, two-part probe beam and rear zero adjust. The equipment is supplied with a wooden carrying case.


tinius olsen Benkelman Beam

Key Features

♦ Applicable standards: AASHTO T-256

♦ Lightweight aluminum construction

♦ Easy to transport

♦ Unique telescopic design to simplify field set-up

♦ Compact, reduced storage space needed

tinius olsen Benkelman Beam

Standard and Optional Accessories

Supplied as standard:

♦ Dial gage with TO-566-1

♦ Digital gage with TO-566-1D


Optional accessories:

TO-072 Dial gage for TO-566-1

TO-072-DG Digital gage for TO-566-1D

tinius olsen Benkelman Beam