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Engineering Review Team

An Engineer-on-Call is available during business hours to answer specific engineering related questions on the Public Works and Development phone line at (720) 874-6500.

Business Hours (excluding holidays)

Monday - Friday, 8 a.m. - 4:30 p.m.

Applicants who have submitted to Arapahoe County for development review and have specific questions related to their development may direct questions to the case engineer assigned at the respective links below.

Sue Liu, PE, CFM
Engineer III

Spencer M Smith, PE
Engineer III

Sarah L White, E.I.T.
Engineer I

Cathy Valencia, E.I.
Engineer I