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Search and view all scheduled roadworks in Hertfordshire. Updated each weekday, it contains records of lane closures for the next two weeks in and around Hertfordshire. The information in this document is unedited data from the Highways Agency's database of Scheduled Road Works and is offered as an aid to journey planning.

Planned and current roadworks in Hertfordshire

M1, Hertfordshire
Location Jct 10 to Jct 9
Period 27-Mar-2017 to 29-Mar-2017
Effect Slight (less than 10 mins)
Length 3623 metres
Description Southbound lane closures 2200 - 0500 hrs due to survey works
Location Map: View roadworks location on Google map
508990E,216493N (51.8359530859, -0.417970509684)
M1, Hertfordshire
Location Jct 8 to Jct 10
Period 27-Mar-2017 to 29-Mar-2017
Effect Slight (less than 10 mins)
Length 2006 metres
Description Northbound lane closure 2200 - 0500 hrs due to survey works
Location Map: View roadworks location on Google map
509188E,214651N (51.8193574722, -0.415678789518)
M1, Hertfordshire
Location Jct 7 to Jct 8
Period 07-Apr-2017 to 08-Apr-2017
Effect Slight (less than 10 mins)
Length 2887 metres
Description Northbound lane closure 2200 - 0500 hrs due to communications works on behalf of Amey/ Roadtech
Location Map: View roadworks location on Google map
509389E,207564N (51.7556158252, -0.414998276232)
M1, Hertfordshire
Location J8 - 9
Period 03-Apr-2017 to 13-Apr-2017
Effect Slight (less than 10 mins)
Length 3592 metres
Description Lane closure northbound 2200 - 0600 hrs due to signs maintenance
Location Map: View roadworks location on Google map
509287E,213873N (51.8123450042, -0.414488397156)
M1, Hertfordshire
Location J9 Exit slip
Period 03-Apr-2017 to 13-Apr-2017
Effect Moderate (10 - 30 mins)
Length 606 metres
Description Exit slip closure northbound 2200 - 0600 hrs due to signs maintenance
Location Map: View roadworks location on Google map
509199E,214429N (51.8173598582, -0.415589253609)
M1, Hertfordshire
Location J9 Exit slip
Period 03-Apr-2017 to 13-Apr-2017
Effect Moderate (10 - 30 mins)
Length 729 metres
Description Exit slip closure southbound 2200 - 0600 hrs due to signs maintenance
Location Map: View roadworks location on Google map
509197E,214986N (51.8223668852, -0.41544259617)
M1, Hertfordshire
Location 8 - 6
Period 31-Mar-2017 to 01-Apr-2017
Effect Moderate (10 - 30 mins)
Length 1623 metres
Description Lane closure southbound 2100 - 0900 hrs due to electrical works
Location Map: View roadworks location on Google map
511237E,204755N (51.7300028812, -0.389131252151)
M25, Hertfordshire
Location Jn 24 to Jn 23
Period 03-Apr-2017 to 04-Apr-2017
Effect Slight (less than 10 mins)
Length 3442 metres
Description 2200hrs - 0500hrs, lanes 4,3 closure, anti-clockwise, for cyclic works
Location Map: View roadworks location on Google map
523380E,199829N (51.6831876062, -0.215114782275)
M25, Hertfordshire
Location Jn 23 to Jn 25
Period 04-Apr-2017 to 05-Apr-2017
Effect Slight (less than 10 mins)
Length 4175 metres
Description 2200hrs - 0500hrs, lanes 4,3 closure, clockwise, for cyclic works
Location Map: View roadworks location on Google map
527230E,200366N (51.6871547128, -0.159253214719)
M25, Hertfordshire
Location Jn 25 to Jn 23
Period 04-Apr-2017 to 05-Apr-2017
Effect Slight (less than 10 mins)
Length 3938 metres
Description 2200hrs - 0500hrs, lanes 4,3 closure, Anticlockwise, for cyclic works
Location Map: View roadworks location on Google map
526290E,200065N (51.6846616854, -0.172954465925)
M25, Hertfordshire
Location Jn 25 to Jn 24
Period 04-Apr-2017 to 05-Apr-2017
Effect Slight (less than 10 mins)
Length 3533 metres
Description 2200hrs - 0500hrs, lanes 4,3 closure, anticlockwise, for Cyclic works
Location Map: View roadworks location on Google map
528820E,200421N (51.6872864198, -0.136242035011)
A1M, Hertfordshire
Location Jn 3 to Jn 4
Period 03-Apr-2017 to 13-Apr-2017
Effect Moderate (10 - 30 mins)
Length 2558 metres
Description 2200-0530hrs Carriageway closure Northbound for resurfacing works. Diversion via A1001 Comet Way to Jct 4
Location Map: View roadworks location on Google map
521468E,208328N (51.7599929048, -0.239796107094)
A1M, Hertfordshire
Location Jct 4 Southbound exit slip
Period 28-Mar-2017 to 29-Mar-2017
Effect Moderate (10 - 30 mins)
Length 457 metres
Description 2200 - 0500hrs, Exit slip closure southbound for 3-5 vegetation works. Diversion via Jct 3 and return
Location Map: View roadworks location on Google map
522729E,210632N (51.780425713, -0.220717990059)
A1M, Hertfordshire
Location Jn 6 to Jn 4
Period 28-Mar-2017 to 29-Mar-2017
Effect Slight (less than 10 mins)
Length 2025 metres
Description 2200 -0500hrs Lane 1 closure southbound for 3-5 vegetation works
Location Map: View roadworks location on Google map
522560E,211203N (51.7855947599, -0.222965140525)
A1M, Hertfordshire
Location Jn 1 to Jn 1
Period 03-Apr-2017 to 04-Apr-2017
Effect Moderate (10 - 30 mins)
Length 808 metres
Description 2200-0500 hrs, carriageway closure northbound for routine maintenance. Diversion via exit slip, roundabout and entry slip to rejoin
Location Map: View roadworks location on Google map
522537E,200219N (51.6868775106, -0.227166841845)
A1M, Hertfordshire
Location Jn 1 to Jn 1
Period 03-Apr-2017 to 04-Apr-2017
Effect Moderate (10 - 30 mins)
Length 931 metres
Description 2200-0500 hrs, carriageway closure Southbound for routine maintenance. Diversion via exit slip, roundabout and entry slip to rejoin
Location Map: View roadworks location on Google map
522617E,200351N (51.6880464461, -0.225963633138)
A1M, Hertfordshire
Location Jn 2 to Jn 1
Period 06-Apr-2017 to 07-Apr-2017
Effect Slight (less than 10 mins)
Length 2921 metres
Description 2200-0500hrs Lane 2 closure southbound for routine maintenance
Location Map: View roadworks location on Google map
522836E,201115N (51.6948653098, -0.222527732151)
A1, Hertfordshire
Location Jct 1 Southbound entry slip
Period 27-Mar-2017 to 28-Mar-2017
Effect Moderate (10 - 30 mins)
Length 552 metres
Description 2200 - 0500hrs, Entry slip closure southbound for 3-5 vegetation works. Motorway traffic Diversion via Jct 2,A1M and return. Non Motorway traffic via A1081 Southbound, Trotters Bottom to rejoin A1 South.
Location Map: View roadworks location on Google map
522331E,199639N (51.6817094384, -0.230348973289)
A5, Hertfordshire
Location Watery Lane Rbt to Hollybush Lane, Markyate
Period 27-Mar-2017 to 30-Mar-2017
Effect Slight (less than 10 mins)
Length 3683 metres
Description Northbound and southbound carriageway closure 2000 - 0600 hrs due to carriageway repair works
Location Map: View roadworks location on Google map
507339E,215528N (51.8275988338, -0.442225107043)