A mounting mechanism for mounting an underride system on a structure, comprises a pair of clamping jaws, and a first bracket including a first edge for coupling the underride system thereto. The first bracket further includes a second edge for coupling the pair of clamping jaws thereto. Wherein, the first bracket and the pair of clamping jaws define a jaw opening therebetween configured to receive at least a portion of the structure for removably mounting the underride system on the structure using the mounting mechanism.