W 103 Start of Climbing Lane 11 Nov 2014 Category: Warning Signs Description Description W 103 Start of Climbing Lane The W 103 Start of Climbing Lane sign should be provided at the start of a climbing lane on a single carriageway road. Click to rate this post! [Total: 0 Average: 0] Related products W 015 Crossroads (Major Road Ahead) Read more W 006L Crossroads at Sharp Corner – Left Read more W 008L Two Junctions on Left Read more W 002R Side Road Right Read more