Duck Bridge and Method for Using Same

Abstract

A wildlife bridge structure which allows wildlife to pass underneath and a vehicle to pass overtop includes a set of spaced apart parallel trench drain foundation elements each including a layer of compacted material; and a bridge deck portion positioned over and supported by the set of parallel trench drain foundation elements, the bridge deck portion including: a first fill layer; a first gabion structure layer including a plurality of adjacently positioned gabion structures and positioned over the first fill layer; a second gabion structure layer including a plurality of adjacently positioned gabion structures and positioned over the first gabion structure layer; a fabric layer positioned over the second gabion structure layer; a second fill layer positioned over the fabric layer; and an interlocking road mat layer positioned over the first gabion structure layer.

Dependencies are inferred from the claim text.