Construction and construction management for gas infrastructure projects; Construction and construction management services for gas infrastructure projects, namely, steel pipeline construction, distribution system construction, installation of large diameter high-density polyethylene, joint utility trenching, station installation, welding and fabrication, cathodic protection, horizontal directional drilling, access road construction, site construction, erosion control, clearing and grubbing services, and earth work.; Construction and construction management for electrical infrastructure projects; Construction and construction management services for electrical infrastructure projects, namely, Underground Construction, Electric Conduit Installation, Power Cable Installation, Joint Trenching with Gas, Fiber, or other utilities, Horizontal Directional Drilling, Pad Placement, Vault and Handhole Installation, Access Road Construction, Site Construction, Erosion Control, and earth work.; Construction and construction management for telecommunications infrastructure projects; construction and construction management services for telecommunication infrastructure projects, namely, Fiber Conduit Installation, Open Trench Construction, Horizontal Directional Drilling, Fiber Optic Cable Installation, Surface Site Construction, Vault and Handhole Installation, Access Road Construction, Erosion Control, and Earth Work