Foundation Repair / Waterproofing in Erving, Massachusetts

Mass Save does not cover foundation repair or basement waterproofing. The program funds heating, cooling, water heating, and weatherization, not structural work or French drains, so be skeptical of any contractor tying a sump pump to an energy rebate.

The real overlap is air-sealing and insulation. Erving is National Grid territory and not a municipal light plant, so homeowners here are Mass Save eligible. A free Mass Save Home Energy Assessment can unlock air-sealing and crawl-space or rim-joist insulation, often subsidized at 75 percent or more up to program caps, which fits well alongside encapsulating a damp crawl space. Radon mitigation itself is not a Mass Save measure, but radon and sump work commonly happen on the same trip since both involve the basement floor.

Massachusetts has no foundation-contractor license, but the contractor must be a registered Home Improvement Contractor. Structural work, such as stabilizing a wall or driving piers, needs a Construction Supervisor License and a building permit from the Erving building department, and significant structural repair calls for PE-stamped drawings. Because much of the developed town sits near the Millers River, exterior excavation, regrading, or a new drainage discharge will likely fall under the Conservation Commission and the Wetlands Protection Act, so factor in that review before any dig-out near the water.

Western and north-central Massachusetts pricing usually runs below the Boston metro. Crack injection with epoxy or polyurethane typically runs $400–$900 per crack, though fieldstone walls are handled with interior drainage rather than injection. An interior perimeter French drain with a sump pump generally lands around $8,000–$20,000 depending on linear feet, and a sump pump alone runs $1,200–$3,000, more with a battery backup worth having given the high water table here. Crawl-space encapsulation typically falls in the $5,000–$15,000 range.

Erving is a small Franklin County town of 1,631 people across roughly 757 housing units, strung along the Millers River east of Greenfield. The median home is about 75 years old, so the village stock leans toward older houses, and the oldest of them sit on fieldstone, rubble, or brick foundations that predate any perimeter drainage.

The developed parts of town hug the river and its low terraces, where the water table runs high and spring flow can back up against a basement. That combination of porous old stone walls and wet riverside ground is why interior drainage and sump systems are the bread-and-butter waterproofing job here.