Second Severn crossing towards England

M4 between junctions 22 and 23

Second Severn crossing towards Wales and tolls

M4 between junctions 22 and 23

Second Severn crossing

M4 between junctions 22 and 23

Second Severn crossing approach

M4 between junctions 22 and 23

First Severn crossing approach

M48 eastbound junction 2 (Newhouse)

First Severn crossing approach (St Pierre)

M48 between junctions 23 and 2

M4 approaching toll plaza

M4 between junctions 22 and 23

M4 approaching toll plaza

M4 between junctions 22 and 23

M4, Magor J23A

M4 westbound junctions 23A (Magor)

M4 between Magor and the Coldra

M4 betweent junctions 23A and 24

M4, Coldra J24

Location: M4 eastbound at junction 24 (Coldra)

M4 between Caerleon and the Coldra

M4 between junctions 24 and 25

M4 at Caerleon

M4 between junctions 25A and 25

M4 at Malpas

M4 between junctions 26 and 25A

Brynglas tunnels - Newport

M4 between junctions 26 and 25A

A4042 Croesyceliog North

A4042 Croesyceliog North

A4042, Cwmbran by-pass

A4042 Cwmbran by-pass, south of Croesyceiliog roundabout

M4 between High Cross and Malpas

M4 between junctions 27 and 26

M4 Tredegar Park

M4 junction 28

M4 between Tredegar Park and Castleton

M4 between junctions 28 and 29

M4, Pentwyn J30

M4 westbound at junction 30 (Pentwyn)

M4, Capel Llanilltern J33

M4 westbound at junction 33 (Capel Llanilltern)

M4, Sarn J36

M4 westbound at junction 36 (Sarn)

M4, Pyle J37

M4 westbound at junction 37 (Pyle)

M4, Briton Ferry East

M4 eastbound between junctions 42 and 41 (Earlswood and Pentyla)

M4, Earlswood

M4 eastbound at junction 42 (Earlswood)

M4, Briton Ferry West

M4 westbound at junction 42 (Earlswood)

M4, Llandarcy J43

M4 eastbound at junction 43 (Llandarcy)

M4, Lon Las J44

M4 eastbound at junction 44 (Lon Las)

M4, Lon Las East

M4 westbound between junctions 44 and 45 (Lon Las and Ynysforgan)

M4, Pont Abraham J49

M4 Junction 49, Pont Abraham roundabout

M4, Hendy J48

M4 westbound at junction 48 (Hendy)

M4, Penllergaer J47

M4 eastbound at junction 47 (Penllergaer)