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• Project involves raising existing dwelling and constructing a new single-family dwelling <br /> with septic system <br /> • Supplemental materials were provided as requested: tree information, neighboring house <br /> proximity details, waiver request, and methodology report for foundation installation <br /> • Bulkhead installation was considered but deemed cost-prohibitive and unnecessary based <br /> on similar project experience <br /> • Alternative measures proposed: erosion blankets, limiting over-digging,possibly offset <br /> footings, keeping dig soil off-site, and installing silt fences <br /> Regulatory Concerns & Site Conditions <br /> • Commissioner noted waiver request to Regulation 25 needs more detail, especially <br /> regarding `compelling need' <br /> • Project shows small decrease in impervious surfaces, which is positive for floodplain <br /> impact <br /> • Construction logistics discussed: materials storage, shared central driveway with <br /> neighboring project <br /> • 16-ton excavator will be used instead of typical 30 ton to limit impact <br /> • All excavated soil will be stored off-site <br /> • Stormwater management during construction addressed <br /> Vegetation & Design Considerations <br /> • Commissioner suggested increasing vegetation and reducing driveway size <br /> • Discussion about incorporating grass grids in parking areas to allow vegetation <br /> • Designer acknowledged vegetation concerns but noted tight lot limitations <br /> • Questions raised about possibility of raising existing house instead of demolishing it <br /> • Designer explained limitations: flood code requirements,poor existing foundation, <br /> energy code restrictions <br /> • Height limitations prevent raising house high enough to park underneath while still <br /> adding second story <br /> • Five flood vents included in schematic meeting requirements <br /> Concerns & Final Considerations <br /> • Waiver request was clarified as specifically addressing setback under Regulation 25 C17 <br /> Public Comment: 19 Wilsons Grove, Pierce expressed concerns about drainage problems <br /> • Chair clarified that project is being evaluated under current regulations, not draft <br /> regulations <br /> Motion <br /> • Mr. Sahl made the motion to close and issue with the condition that excavation issues be <br /> reported immediately to staff, which Ms. Godfrey seconded <br /> • Vote: Mr. Sahl (Yes), Ms. Godfrey (Yes), Ms. Clapprood (Yes), Mr. Colombo (Yes) <br /> o Motion passed unanimously <br /> 10 <br />