W 105 Steep Descent 11 Nov 2014 Category: Warning Signs Description Description W 105 Steep Descent The W 105 Steep Descent sign should normally be used where the down gradient is greater than 10% for a distance of at least 30m. Click to rate this post! [Total: 0 Average: 0] Related products W 002R Side Road Right Read more W 006R Crossroads at Sharp Corner – Right Read more W 011R Crossroads on Right Bend Read more W 012L Side Road on Dual C’way – Left Read more