Underground utility work including waterlines, storm sewers, sanitary sewers and communication/electrical ductwork are routinely performed by six Golden Triangle crews. Upgrading of the existing infrastructure to include installation of new water mains in rural and urban areas as new distribution systems and replacement of existing systems in an effort to provide better water quality to the public and to meet new federal and local standards, new sanitary systems to new developments and upgrading existing systems to meet new regulations, providing underground electrical ducts and manholes for new industry and upgrading of the existing distribution system. These projects include excavation, shoring, horizontal boring under streams, highways, railroads, facility installation, testing, maintenance, and protection of vehicular and pedestrian traffic and all aspects of restoration including concrete and asphalt paving and landscaping. Projects work either days or night shifts, depending on owner requirements, local ordinances, and traffic restrictions.