contraflow

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contraflow

Brit two-way traffic on one carriageway of a motorway, esp to allow maintenance work to be carried out or an accident to be cleared
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005
References in periodicals archive ?
Drivers still go through the roadworks at the same speed, but the contraflows create larger construction areas at the side of the motorway enabling more work to be safely carried out in one shift, speeding up the project.
Mr Price said in January 2015: "It will help allow us to release traffic, to give access for emergency services, and to run an emergency contraflow. That, with the diversion routes, will potentially allow us to deal with the traffic."
A1085 Trunk Road, South Bank A contraflow is still in operation to install sewers and widen the road for the new Tesco development.
Visitors to Stratford and the popular Wellesbourne Market will be among those affected by the contraflows and speed limits.
However, a strict 30mph speed limit will be imposed through the contraflows to ensure traffic and workforce safety, and may be enforced by speed cameras.
Traffic will be in contraflow, but High ways Agency chiefs are promising that three lanes will be kept open in each direction during peak hours
Off-peak working is to start on Monday with narrow lanes and contraflow working beginning on June 1.
A single lane contraflow will divert traffic around the Pen-y-Clip headland and single lane contraflows will operate in the Conwy tunnel.
As a result, nighttime lane and full carriageway closures (signed diversion routes will be in place) and 24hr contraflows with a 50mph speed restriction, east and westbound, will be required at various stages during the works.
"As a result of the contraflows there will be some slip road closures and access restrictions on each affected section of the motorway."