Replace Two Sewer Line Air Release Valves

The Raleigh Durham Airport Authority is seeking quotes for the replacement of two sewer line air release valves. The valves are currently leaking and filling up the manhole with sewage, and the project requires the removal and installation of new valves. The work must be done after hours, and the quote should include all labor, materials, confined space equipment, and any other equipment needed to complete the job. A site visit is recommended but not mandatory, and is scheduled for Tuesday, May 19 at 9am. * The project involves replacing two failed air release valves at manhole locations. * The valves are leaking and filling up the manhole with sewage, which will need to be pumped out. * The work must be done after hours. * The quote should include all labor, materials, and equipment needed to complete the job. * A site visit is recommended but not mandatory.