Upper Terrace in Letterston

Upper Terrace in Pembrokeshire, Letterston is a two-lane, asphalted expressway. It runs in a southeast-northwest direction and crosses St. David's Road and ends at Haverfordwest Road, while the other end is a cul-de-sac. This road is part of the long-distance roads E 30 and A40. Upper Terrace also exists in Rhondda Cynon Taf.