Arc Safety president outlines priorities and costs to address Tanner’s Run flooding

Bill Specht, president of Arc Safety, told the Dauphin County Planning Commission on July 7 that repeated flooding along Tanner’s Run has worsened in the last year and urged regional coordination and funding to repair the channel and related stormwater infrastructure.

Specht presented a PowerPoint with photos and an engineer’s priority list. “I’m gonna do my best today to bring you all up to speed on Tanner’s run so you’re able to make really good, sound, sharp decisions,” he said.

Specht traced multiple causes he said were visible in site photos: a homeowner in the township who enclosed and piped part of the run and straight‑piped stormwater away from an intended retention basin; stormwater from a recently built school that does not appear to be entering several newly installed inlets; and a collapsed pipe behind an apartment building that has allowed water to erode foundations and asphalt.

Why it matters: Commission members said the problem affects borough and township streets, park ballfields, private properties and at least one commercial building. Specht said engineers prioritized a bypass around the collapsed pipe near…