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

A12 Margaretting Lane Configuration Change

/sites/default/files/motorway/a/main.svg

Route

A12

Name

Margaretting Lane Configuration Change

Highway Authority

National Highways

Location type

Lane configuration change

A12 J14 Furze Hill Interchange

/sites/default/files/motorway/a12/340.svg

/sites/default/files/motorway/a/main.svg

Route

A12

Name

Furze Hill Interchange

Highway Authority

National Highways

Location type

Diamond

A12 J15 Webbs Farm Interchange

/sites/default/files/motorway/a12/330.svg

/sites/default/files/motorway/a/main.svg

Route

A12

Name

Webbs Farm Interchange

Highway Authority

National Highways

Location type

Dumbbell

A12 J16 Stock Road Interchange

/sites/default/files/motorway/a12/320.svg

/sites/default/files/motorway/a/main.svg

Route

A12

Name

Stock Road Interchange

Highway Authority

National Highways

Location type

Dumbbell

A12 J17 Howe Green Interchange

/sites/default/files/motorway/a12/310.svg

/sites/default/files/motorway/a/main.svg

Route

A12

Name

Howe Green Interchange

Highway Authority

National Highways

Location type

Dumbbell

A12 J18 Sandon Interchange

/sites/default/files/motorway/a12/300.svg

/sites/default/files/motorway/a/main.svg

Route

A12

Name

Sandon Interchange

Highway Authority

National Highways

Location type

Dumbbell

A12 J19 Boreham Interchange

/sites/default/files/motorway/a12/290.svg

/sites/default/files/motorway/a/main.svg

Route

A12

Name

Boreham Interchange

Highway Authority

National Highways

Location type

Non-standard interchange

A12 J20A Hatfield Peverel South Interchange

/sites/default/files/motorway/a12/280.svg

/sites/default/files/motorway/a/main.svg

Route

A12

Name

Hatfield Peverel South Interchange

Highway Authority

National Highways

Location type

Fork

A12 J20B Hatfield Peverel North Interchange

/sites/default/files/motorway/a/fork-b-ne.svg

/sites/default/files/motorway/a/main.svg

Route

A12

Name

Hatfield Peverel North Interchange

Highway Authority

National Highways

Location type

Fork

A12 J21 Witham South Interchange

/sites/default/files/motorway/a12/260.svg

/sites/default/files/motorway/a/main.svg

Route

A12

Name

Witham South Interchange

Highway Authority

National Highways

Location type

Non-standard interchange

A12 J22 Colemans Interchange

/sites/default/files/motorway/a12/250.svg

/sites/default/files/motorway/a/main.svg

Route

A12

Name

Colemans Interchange

Highway Authority

National Highways

Location type

Non-standard interchange

A12 Rivenhall End Junction

/sites/default/files/motorway/a12/240.svg

/sites/default/files/motorway/a/main.svg

Route

A12

Name

Rivenhall End Junction

Highway Authority

National Highways

Location type

LILO

A12 J23 Kelvedon South Interchange

/sites/default/files/motorway/a12/230.svg

/sites/default/files/motorway/a/main.svg

Route

A12

Name

Kelvedon South Interchange

Highway Authority

National Highways

Location type

Fork

A12 J24 Kelvedon North Interchange

/sites/default/files/motorway/a12/220.svg

/sites/default/files/motorway/a/main.svg

Route

A12

Name

Kelvedon North Interchange

Highway Authority

National Highways

Location type

Fork

A12 Eastthorpe Road Junction

/sites/default/files/motorway/a/tj-uc-e.svg

/sites/default/files/motorway/a/main.svg

Route

A12

Name

Eastthorpe Road Junction

Highway Authority

National Highways

Location type

T-Junction

A12 J25 Marks Tey Interchange

/sites/default/files/motorway/a12/200.svg

/sites/default/files/motorway/a/main.svg

Route

A12

Name

Marks Tey Interchange

Highway Authority

National Highways

Location type

Dumbbell

A12 J26 Eight Ash Green Interchange

/sites/default/files/motorway/a12/190.svg

/sites/default/files/motorway/a/main.svg

Route

A12

Name

Eight Ash Green Interchange

Highway Authority

National Highways

Location type

Roundabout Interchange

A12 J27 Spring Lane Interchange

/sites/default/files/motorway/a/fork-an-se.svg

/sites/default/files/motorway/a/main.svg

Route

A12

Name

Spring Lane Interchange

Highway Authority

National Highways

Location type

Fork

A12 J29 Ardleigh Crown Interchange

/sites/default/files/motorway/a12/160.svg

/sites/default/files/motorway/a/main.svg

Route

A12

Name

Ardleigh Crown Interchange

Highway Authority

National Highways

Location type

Non-standard interchange

A12 Blue Barns Junction

/sites/default/files/motorway/a12/150.svg

/sites/default/files/motorway/a12/155.svg

Route

A12

Name

Blue Barns Junction

Highway Authority

National Highways

Location type

Diamond

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