Transportation Construction describes the civil engineering specialty regarding highways, bridges, rail, airports, harbors and associated infrastructure. This area of expertise encompasses knowledge and experience in multiple phases of project delivery in Planning, Environmental Studies, Design, Right-of-Way Activities, Construction, and Operations and Maintenance. Issues addressed in litigation include estimating, scheduling, productivity, cost overruns, structural failures, construction work zone accidents, construction safety (OSHA), temporary structures, design code violations, construction defects, failure analysis, hydraulic and drainage, ADA violations, inspections, traffic safety, and signage. It requires knowledge of government policies, procedures, project development, design, and construction standards and methodologies. Transportation Construction involves the planning, financing, development, design, surveying, construction, and operations and maintenance of highways, roadways, bridges, tunnels, storm sewer, and utilities.