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 007RL Staggered Junctions – Right/Left Read more W 011R Crossroads on Right Bend Read more W 004R T-Junction (Type 2) – Right Read more W 004L T-Junction (Type 2) – Left Read more