OPAC Consulting Engineers


OPAC employs the best proven and appropriate technology to all aspects of the engineering process. OPAC has unsurpassed technological capabilities in the following areas:

Seismic analysis of bridges/structures

Time-dependent analysis of segmental bridges

3D modeling of bridge/structures

These capabilities have been employed to support new design and construction, as well as to resolve performance problems and collapse investigations. We maintain state-of-the-art software for:

Nonlinear static and dynamic analysis

2D and 3D cable nets

3D analysis of cellular bridge girders

Finite element analysis of reinforced concrete

Time-dependent analysis of concrete

3D structural modeling

OPAC continues to develop new engineering technologies, thus enabling the detection and solution of complex and unusual problems.