National Highways

Formerly the Highways Agency (1994-2015) and Highways England (2015-2021).

M4 J22 Pilning Interchange

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Route
M4
Name
Pilning Interchange
Highway Authority
National Highways
Location type
Roundabout Interchange

M4 J19 Hambrook Interchange

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Route
M4
Name
Hambrook Interchange
Highway Authority
National Highways
Location type
Roundabout Interchange

M4 J18 Tormarton Interchange

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Route
M4
Name
Tormarton Interchange
Highway Authority
National Highways
Location type
Roundabout Interchange

M4 Leigh Delamere Services

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Route
M4
Name
Leigh Delamere Services
Highway Authority
National Highways
Location type
Service area only

M4 J17 Stanton St Quinton Interchange

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Route
M4
Name
Stanton St Quinton Interchange
Highway Authority
National Highways
Location type
Roundabout Interchange

M4 J15 Plough Hill Interchange

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Route
M4
Name
Plough Hill Interchange
Highway Authority
National Highways
Location type
Roundabout Interchange

M4 Membury Services

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Route
M4
Name
Membury Services
Highway Authority
National Highways
Location type
Service area only

M4 J14 Hungerford Interchange

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Route
M4
Name
Hungerford Interchange
Highway Authority
National Highways
Location type
Roundabout Interchange

M4 J12 Theale Interchange

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Route
M4
Name
Theale Interchange
Highway Authority
National Highways
Location type
Roundabout Interchange

M4 Reading Services

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Route
M4
Name
Reading Services
Highway Authority
National Highways
Location type
Service area only

M4 J10 Winnersh Interchange

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Route
M4
Name
Winnersh Interchange
Highway Authority
National Highways
Location type
Partially Unrolled Cloverleaf

M4 J8/9 Holyport Interchange

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Route
M4
Name
Holyport Interchange
Highway Authority
National Highways
Location type
Roundabout Interchange

M4 New Thames Bridge

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Route
M4
Name
New Thames Bridge
Highway Authority
National Highways
Location type
Watercourse

M4 J6 Tuns Lane Interchange

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Route
M4
Name
Tuns Lane Interchange
Highway Authority
National Highways
Location type
Roundabout Interchange

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