The Contractor shall provide interior and exterior underground piping repairs, demolition and installation, as well as the insulating of basic light commercial and commercial plumbing, steam and condensate line repair, waste and storm system line repairs, steam system component repairs, demolition and installation of steam traps, strainers, pressure reducing valves, control valves, gate valves, globe valves, safety valves, blow down valves, chilled water lines, chiller repair and replacement and other mechanical equipment repairs, system component repairs, boiler control, maintenance service and emergency repair service to boiler equipment and steam systems located across the campus of the University of Mary Washington on an as-needed basis.