Committee hears cost and equipment limits for implementing LPIs
City transportation director Steve Weber said DelDOT upgraded many downtown signals but some city‑owned legacy controllers may need replacement; he estimated controller unit costs of about $5,000–$7,000 each, with unknown total upgrade counts.
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Steve Weber, director of transportation for the City of Wilmington, told the committee that DelDOT upgraded roughly 200 signals during the viaduct project and that those newer controllers — Siemens M60 units — can be remotely programmed to support LPIs. City-owned legacy controllers may lack that flexibility and require location-by-location assessment.
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