Description M4 : Westbound : J46 Llangyfelach to J47 Penllergaer : Road closed : Cyclic maintenance : 20/03/17-21/03/17 2000-0600 :
Location M4 : Westbound : J46 Llangyfelach to J47 Penllergaer : View on Map
Source Traffic Wales
Severity Severe
Planned start 20/03/2017 20:00
Planned end 21/03/2017 06:00