Beaverton staff briefs council on how transportation safety decisions are made under state, federal rules

Beaverton city staff told the City Council on March 2025 that transportation decisions — from replacing a fallen sign to installing traffic-calming devices — follow a tiered process set out in the city code and must align with state and federal guidance.

"The two questions that we're here to answer tonight are, first of all, what is the process for addressing transportation issues? And then when does the city have flexibility to deploy context-based solutions versus following state or federal standards," said Carol Hall, Beaverton's assistant transportation engineer and traffic engineer, at the start of the work session on Agenda Bill 25,037.

Hall said the code designates three decision-makers: the City Council, the Traffic Commission and the city traffic engineer, and defines five categories of requests: development review, minor issues, major issues, emergency issues and extreme hazards. Minor items — such as fixing a fallen sign or enforcing existing parking limits to restore sight lines — can be decided by staff and implemented after notifying the requester. Major changes, like citywide on-street parking removals or traffic-calming devices, are typically routed through Traffic Commission for public hearing and then to the council for final approval.

Tim, a city transportation staff member, described why state and federal guidance constrain local choices. "The cardinal sin of any transportation engineer is to surprise the…