Ffordd Pen Llech
|Ffordd Pen Llech|
|Location Map ( geo)|
|From:||Harlech town centre (SH581312)|
|To:||Harlech station (SH581314)|
|Distance:||0.2 miles (0.3 km)|
At a signed 40% (actually about 36% at its steepest), Ffordd Pen Llech in Harlech is Britain's steepest road. The steepest bit, at the bottom, is one-way downhill only. Signs warn that it is unsuitable for motor vehicles.
The road drops 57m (187ft) in 350m (380 yards), giving an average gradient over the road's length of just over 1 in 6.