Williamsville weighs slip-lining approach, laterals and legal limits for sewer rehab

Village of Williamsville officials and outside consultants reviewed a multi-phase slip-lining sewer rehabilitation project at a March 10 work session, focusing on how to repair failing homeowner laterals that connect private properties to the public main.

Consultant Ed Schulich flagged that contractors’ current routing method — punching through liners to re-open lateral connections — has often failed within about two years. The village faces two main paths: advertise the existing bid (which uses routing/punching), or add lateral sleeves/grouting that extend up laterals to provide a more durable seal. The latter option would add roughly $1 million in up-front cost for the phase under discussion, Schulich said, because the village has about 500 laterals potentially affected.

Why this matters: laterals are the main source of groundwater infiltration into the sewer system and addressing them affects system capacity, regulatory compliance and long-term operations costs. The village’s decision also touches on legal limits: state constitutional rules on gifts could bar the municipality from paying directly for repairs on private property without a permissive grant or other legal mechanism.

Officials described three practical options. One, put the current project out to bid as drafted and use routing for most locations while reserving sleeve/grout work for laterals showing large leaks. Two, increase the project budget substantially (consultant cited a hypothetical $5 million increase) and include sleeve work now. Three, pursue outside grant funding and run a separate, stand-alone lateral-sleeve project later. County experience was cited: a neighboring county pilot used grant funds and reported success with lateral sleeves at lower per‑connection cost than some village estimates.

Cost and scope details discussed at the session: the consultant said sleeve/grout work could cost about $3,000–$3,500 per connection in the village’s estimate; the county’s grant-funded pilot paid nearer $2,000 per connection. The current project already includes about $300,000–$350,000 budgeted for routing work; removing those routed locations from the immediate scope would reduce the incremental cost of adding sleeves. With roughly 500 laterals in the phase under discussion, adding sleeves across all of them was described as “about a million dollars in extra cost” after subtracting the routing allowance. Officials urged caution about delaying too long because cleaned lines reaccumulate deposits and conditions can change, reducing the benefit of deferred repairs.

Legal and funding questions: board members asked whether the village can pay for work on private lateral lines. Officials said the village’s authority is limited; the board asked staff to consult the county attorney and the village’s legal counsel and to review recent guidance from the state comptroller’s office about use of grant funds for private lateral work. A comptroller opinion cited during the session (from a separate municipal query) had concluded that, under the facts presented to that office, using grant funds for such lateral work did not violate the State’s gifts or loans prohibitions — but village staff said they would seek a formal legal check specific to Williamsville facts.

Next steps: the consultant recommended the village put the contract out to bid “as is” while simultaneously pursuing grants (the Consolidated Funding Application cycle and EFC funding were mentioned) and preparing a possible standalone lateral-sleeve grant application for the next cycle. Trustees agreed to advertise the bid package at the current scope and revisit lateral sleeve funding and legal questions before committing to a wider sleeves contract. The village clerk was asked to bring an authorization/notice for bids to the next meeting.

Ending: Village staff will consult the county attorney and finalize legal and funding guidance, prepare grant applications this spring, advertise the current bid package as written, and return to the board with recommendations about whether to add sleeves now or later.