JAMES W SEWALL CO

Capabilities

Founded in 1880, Sewall is a multi-discipline consulting firm providing civil engineering, traffic, survey, and geospatial services to government, energy and utilities. Transportation engineering services include development of temporary traffic control plans for construction and utility installation work, traffic impact studies, traffic signal design, traffic permitting, safety & parking analyses, capacity analysis, intersection & roadway design, corridor & planning studies, traffic data collection, and 3D modeling. Owner TFIC develops P3 infrastructure projects.