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EXHIBIT A-1 <br /> CITY OF DECATUR - PUBLIC WORKS DEPARTMENT <br /> SANITARY SEWER SYSTEM REHABILITATION FOR <br /> LOST BRIDGE NORTH (TA_3N) & FLORIAN (TA_6) BASINS <br /> SCOPE OF DESIGN PHASE SERVICES <br /> Sewer Main Work Includes: <br /> • Cutting and treating roots <br /> • Sewer cleaning <br /> • Correcting offset joints <br /> • Point repairs and sewer removal and replacement <br /> • Cured-in-place-pipe (CIPP) lining <br /> Sewer Lateral Work Includes: <br /> • Repairing tap break-ins <br /> • Repairing defective or broken taps <br /> • Removing bends and repairing laterals to facilitate lateral lining <br /> • Rehabilitate 90% of laterals <br /> Manhole Work Includes: <br /> • Removing and replacing frames and lids <br /> • Removing and resetting frames and chimney risers <br /> • Rehabilitate and replace failing manholes <br /> • Raise select manhole frames and lids <br /> • Installing exterior drop connections <br /> FLORIAN — TA 6 <br /> For Florian, the preferred alternative is 2A (5-year level of protection), which includes all <br /> the work described below. Success of Alternative 2A is predicated on the removal of all <br /> known connected sump pumps. <br /> Sewer Main Work Includes: <br /> • Cutting and treating roots <br /> • Sewer cleaning <br /> • Correcting offset joints <br /> • Point repairs and sewer removal and replacement <br /> • Cured-in-place-pipe (CIPP) lining <br /> Sewer Lateral Work Includes: <br /> 24006892.01 A-1-3 02/19/2026 <br />