Ep. 24 – Ramp Signals

Ramp signals aren’t new, but they are new to Raleigh — and they’re coming in September to an I-540 ramp near you. Two engineers from the North Carolina Department of Transportation tell us why they’re excited to see them installed.

540 Ramp Signals Project Page – NCDOT

Ramp meters coming to I-540 in Raleigh next spring – News & Observer, August 19, 2016

U.S. Federal Highway Administration study of ramp metering

Useful FAQs about ramp meters from the California DOT

Image from the NCDOT