Motorway message sign. Time-exposure image of vehicle rear lights passing underneath a variable message sign at night on a motorway. The sign is warni

---

Motorway message sign. Time-exposure image of vehicle rear lights passing underneath a variable message sign at night on a motorway. The sign is warning of construction workers carrying out roadworks on the carriageway. Access to the roadworks is signposted at lower right. Photographed on the M25, the ring motorway surrounding Greater London, UK.

---

Size: 5120px × 3427px
Photo credit: © TRL LTD./SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 21st, access, agency, britain, british, century, closed, closure, communicating, cones, construction, england, english, europe, european, highways, kingdom, lane, light, lights, limit, london, m25, maintenance, message, motion, motorway, movement, night, night-time, orbital, ring, road, roadway, roadworks, sign, signs, speed, technological, technology, time-exposure, traffic, transport, transportation, uk, united, variable, warning, workforce, works, zone