BRIDGE PRACTICE Michael Baker International has addressed bridge design, construction and preservation challenges with innovative and sustainable solutions.  Exemplifying its depth and versatility in the bridge space, Michael Baker International, ranked Number Four by Engineering News-Record in its annual ranking of Bridge Design Firms in the United States, has partnered with clients on a full spectrum of bridge types-from conventional grade separations to major, complex river crossings, including trusses, arches, box girders and cable-stayed bridges.