building construction; building construction and repair; building construction services; building construction supervision; construction dewatering, namely, the removal of surface waters and groundwater to facilitate the construction of structures and pipelines; construction of buildings; construction planning; construction project management services; civil, industrial, and mechanical construction services, namely, construction of roads, underground utilities, wastewater treatment plants, power plants, pipelines, bridges, buildings, and other related structures; excavation services; dam construction and modification; construction of cofferdams; concrete structure construction; environmental construction, namely, construction of environmental containment systems, construction of environmentally-conscious buildings, wetlands, wildlife habitat areas and structures, fish ladders, and waterway enhancements; repairs, namely, building repairs, storm water damage restoration repairs, emergency utility repairs, namely, electrical repairs and gas pipeline repairs, emergency power plant repairs of pipelines and buildings, and disaster repairs, namely, electrical, pipeline, and water damage restoration in the field of water, smoke, and fire damage due to natural disasters; demolition of building structures; construction and repair of water diversion structures, installation of work area isolation structures, namely, barricades, gates, and fences, and construction dewatering, namely, the removal of surface waters and groundwater to facilitate the construction of structures and pipelines