Specifications include, but are not limited to: The Rhode Island Turnpike & Bridge Authority (RITBA) is seeking proposals from qualified HVAC and plumbing firms that have demonstrated experience in providing oncall HVAC and plumbing services. The services provided may be for projects at or near any of the RITBA-owned facilities. . The selected firms shall provide general maintenance, repair, replacement, and installation on an as-needed basis for the RITBA HVAC and plumbing systems. The contractor must be available for on call work 24/7, 365 days a year. Normal response time of four (4) hours for non-emergency calls and two (2) hours for emergency calls. The contractor must have technicians licensed with the State of Rhode Island on staff with the ability to apply for any required permits.