Standartd : AASHTO T256The Benkelman beam is used to measure the deflection of flexible pavements under the action of standard wheelload.The appliance comprises a frame on adjustable supports and bearing the fulcrum of a moveable arm; the outer extremity of this arm rests on the ground whilst the inner extremity touches a dial gauge.Road defl ..

Showing 1 to 1 of 1 (1 Pages)