The current 8-lane roadway will be rebuilt as in two levels, with four lanes on each level.

目前的8车道公路将改建为在两个层次上，有4个车道上每个级别。

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The upper level will accommodate a three-lane roadway; the lower level will provide space for service and safety installations.

上层为三跑道，下面隧洞为安全、维护提供的空间。

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In the sixties it was widened and transformed into a four-lane roadway, and more and more traffic flowed through the centre of the city.

在六十年代，它被扩大成一个四车道的道路，越来越多的车辆流经城市中心。

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Roadway data (lane width and curve radius) and information about environmental variables (traffic, lighting, and weather conditions) will also be collected.

FORBES: Crash Study Seeks Participants In Effort To Save Lives

To reduce the number of pedestrians seriously injured and killed in motor vehicle crashes in places like residential streets and urban areas, the report calls for traffic calming techniques, such as speed bumps, lane narrowing, changes in roadway curvature, and increased enforcement and the reduction of speed limits.

FORBES: In Crashes, Low Driving Speed Can Cause Serious Injury and Death to Pedestrians, Report Finds