Specifications include, but are not limited to: The Town of Salem NH is requesting qualifications from a Contractor for professional services to provide materials, equipment, and labor for work which will include but is not limited to the following: adjusting sewer and drainage castings to existing or proposed grade at specified locations on existing paved roads; reconstructing catch basins, drop inlets, on existing paved roads: up to 75% (top down to sump) reconstruction of basin and/or manhole structures; adjusting and/or replacing water gate valve box structures on paved roads. Most structures are approximately 6-8 feet deep consisting of 3 foot sumps, 6 inch wall thickness, and 4 foot inside diameter and require frame and grate/cover adjustment of less than 1- foot. Most items requested are located in high traffic areas, so quality of construction is of utmost importance. Some structures may require significant barrel block construction