Preliminary and final design for highways, bridges, roads, intersections, interchanges, streetscapes, parking and traffic; railroads and transit systems; airport runways, taxiways and aprons; buildings, sites, culverts and retaining walls; grading and soil erosion control | Environmental engineering including hydraulics and hydrology with complete flood plain analysis, storm-water, drainage and run-off management | Complete construction, relocation and demolition documents, reviews, certifications and regulatory compliance