Johnson Engineering presents proposed traffic‑impact study rules, thresholds and developer fees

Jun 10, 2026

City staff and Johnson Engineering outlined proposed updates to traffic‑impact study (TIS) policy (de minimis to major thresholds, multimodal analysis requirements, and a proposed fee schedule effective Oct. 1, 2026) and answered board questions about third‑party review and enforcement.

The full story

Representatives from Streets & Stormwater and Johnson Engineering presented draft updates to the city's Traffic Impact Study (TIS) policy, explaining a four‑section restructure (applicability; TIS types; review procedures; format/content), new trip‑based thresholds for study types, proposed review fees and strengthened qualifications for authors of TIS reports.

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