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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 Jn 5 to Jn 6
Period 06-Jun-2017 to 07-Jun-2017
Effect Slight (less than 10 mins)
Length 701 metres
Description 2300-0500hrs Lane 1 closure Northbound for electrical works
Location Map: View roadworks location on Google map
512590E,198658N (51.6749295059, -0.371515532039)
M1, Hertfordshire
Location Jct 5 Northbound entry slip
Period 06-Jun-2017 to 07-Jun-2017
Effect Moderate (10 - 30 mins)
Length 518 metres
Description 2200-0500hrs Entry Slip closure Northbound for electrical works. Diversion via M1 Jct 4, A41 Southbound to Spur Road roundabout and return.
Location Map: View roadworks location on Google map
512664E,198466N (51.6731888546, -0.370507622576)
M1, Hertfordshire
Location J7 - 8
Period 25-May-2017 to 02-Jun-2017
Effect Slight (less than 10 mins)
Length 3495 metres
Description Lane closure northbound and southbound 2000 - 0600 hrs due to sign replacement
Location Map: View roadworks location on Google map
509315E,213665N (51.8104699031, -0.414147984059)
M1, Hertfordshire
Location J9 Exit slip
Period 01-Jun-2017 to 07-Jun-2017
Effect Moderate (10 - 30 mins)
Length 518 metres
Description Lane closure southbound 2200 - 0500 hrs due to signs replacement
Location Map: View roadworks location on Google map
509245E,214902N (51.8216024612, -0.414772862398)
M1, Hertfordshire
Location J9 Exit slip
Period 25-May-2017 to 02-Jun-2017
Effect Moderate (10 - 30 mins)
Length 518 metres
Description Lane closure southbound 2200 - 0500 hrs due to signs replacement
Location Map: View roadworks location on Google map
509245E,214902N (51.8216024612, -0.414772862398)
M1, Hertfordshire
Location J9
Period 24-May-2017 to 26-May-2017
Effect Moderate (10 - 30 mins)
Length 215 metres
Description Lane closure northbound 2200 - 0500 hrs due to sign replacement
Location Map: View roadworks location on Google map
509688E,210541N (51.7823164889, -0.409727370092)
M1, Hertfordshire
Location J9
Period 01-Jun-2017 to 03-Jun-2017
Effect Moderate (10 - 30 mins)
Length 526 metres
Description Lane closure northbound 2200 - 0500 hrs due to Signs Maintenance
Location Map: View roadworks location on Google map
509681E,210466N (51.7816437157, -0.409852520814)
M1, Hertfordshire
Location j8 - 9
Period 05-Jun-2017 to 06-Jun-2017
Effect Slight (less than 10 mins)
Length 704 metres
Description Lane closure northbound 2200 - 0500 hrs due to electrical works
Location Map: View roadworks location on Google map
509669E,210341N (51.7805224918, -0.410065927112)
M25, Hertfordshire
Location J25 to J24
Period 06-Jun-2017 to 17-Jun-2017
Effect Slight (less than 10 mins)
Length 4363 metres
Description 22:00-05:30 hrs, Lane 1,2,3 or Lane 4,3,2 closure, anticlockwise for concrete repairs
Location Map: View roadworks location on Google map
528566E,200307N (51.6863200755, -0.139956802111)
M25, Hertfordshire
Location Jn 24 to Jn 25
Period 25-May-2017 to 26-May-2017
Effect Slight (less than 10 mins)
Length 2687 metres
Description 22.00 -05.00hrs Lane 1 closure clockwise for Camra recertification
Location Map: View roadworks location on Google map
533143E,200466N (51.6866822168, -0.0737175041866)
M25, Hertfordshire
Location Jn 23 to Jn 24 (A6)
Period 15-May-2017 to 25-May-2017
Effect Slight (less than 10 mins)
Length 2932 metres
Description 2200-0530 hrs & 2300-0600 hrs, Lane 1 2 closure, clockwise for ROTTM Hardwiring works
Location Map: View roadworks location on Google map
524171E,200108N (51.6855208233, -0.203578497844)
M25, Hertfordshire
Location J23 CW Entry Slip (A6)
Period 15-May-2017 to 25-May-2017
Effect Moderate (10 - 30 mins)
Length 279 metres
Description 2200-0530 hrs & 2300-0600 hrs, total, clockwise for ROTTM Hardwiring works. Diversion via Jn 22 and return
Location Map: View roadworks location on Google map
522901E,199965N (51.6845150159, -0.221992772256)
M25, Hertfordshire
Location Jn 21 to Jn 19
Period 25-May-2017 to 26-May-2017
Effect Slight (less than 10 mins)
Length 5130 metres
Description 2200-0500 hrs, lane 4,3 closure, anticlockwise for Routine maintenance
Location Map: View roadworks location on Google map
507816E,201560N (51.7019520492, -0.439640945594)
M25, Hertfordshire
Location J24 Clockwise Exit Slip
Period 24-May-2017 to 26-May-2017
Effect Moderate (10 - 30 mins)
Length 197 metres
Description 2200-0530 hrs & 2300-0600 hrs, Total closure, clockwise for ROTTM Hardwiring works. Diverison via Jct 25 & return.
Location Map: View roadworks location on Google map
526439E,200246N (51.686254911, -0.170734475073)
M25, Hertfordshire
Location J24 clockwise Entry Slip
Period 24-May-2017 to 26-May-2017
Effect Moderate (10 - 30 mins)
Length 353 metres
Description 2200-0530 hrs & 2300-0600 hrs, Total closure, clockwise for ROTTM Hardwiring works. Diverison via M25 Jct 24 & return.
Location Map: View roadworks location on Google map
526535E,200319N (51.6868893782, -0.169319879964)
M25, Hertfordshire
Location Jn 20 to Jn 21
Period 30-May-2017 to 02-Jun-2017
Effect Slight (less than 10 mins)
Length 1174 metres
Description 22:00hrs to 05:30hrs Lane 1, 2 and 3 closure clockwise for structure maintenance
Location Map: View roadworks location on Google map
507816E,201602N (51.7023295813, -0.439627956198)
M25, Hertfordshire
Location Jct 20 Clockwise entry slip
Period 30-May-2017 to 02-Jun-2017
Effect Moderate (10 - 30 mins)
Length 361 metres
Description 22:00hrs to 05:30hrs Entry slip closure clockwise for structure maintenance. Diversion to Jct 18 and return.
Location Map: View roadworks location on Google map
507756E,201543N (51.7018107651, -0.440514198953)
M25, Hertfordshire
Location Jn 23 to Jn 25
Period 24-May-2017 to 26-May-2017
Effect Slight (less than 10 mins)
Length 5020 metres
Description 2200-0530 hrs & 2300-0600 hrs, Lane 1 2 closure, clockwise for ROTTM Hardwiring works
Location Map: View roadworks location on Google map
527320E,200336N (51.6868646811, -0.157962778164)
M25, Hertfordshire
Location Jn 23 to Jn 25 (A7)
Period 31-May-2017 to 07-Jun-2017
Effect Slight (less than 10 mins)
Length 5057 metres
Description 2200-0530 hrs & 2300-0600 hrs, Lane 1 2 closure, clockwise for ROTTM Hardwiring works
Location Map: View roadworks location on Google map
527651E,200198N (51.6855492329, -0.153227104516)
M25, Hertfordshire
Location J24 CW Entry Slip (A7)
Period 31-May-2017 to 07-Jun-2017
Effect Moderate (10 - 30 mins)
Length 207 metres
Description 2200-0530 hrs & 2300-0600 hrs, Total closure, clockwise for ROTTM Hardwiring works. Diversion Via M25 to J23 and return.
Location Map: View roadworks location on Google map
526535E,200319N (51.6868893782, -0.169319879964)
M25, Hertfordshire
Location M25 Anticlockwise link to M1 Northbound
Period 05-Jun-2017 to 07-Jun-2017
Effect Moderate (10 - 30 mins)
Length 626 metres
Description 2200-0530hrs Link road closure anticlockwise for electrical works. Diversion for M1 Northbound traffic via Jct 21A exit slip, A405 Westbound to M1 Jct 6
Location Map: View roadworks location on Google map
511928E,203091N (51.7149083482, -0.379663778323)
M25, Hertfordshire
Location Jn 21A to Jn 21A
Period 05-Jun-2017 to 07-Jun-2017
Effect Moderate (10 - 30 mins)
Length 460 metres
Description 2200-0530hrs Carriageway closure Anticlockwise for electrical works. Diversion for M25 Traffic via exit slip, roundabout and entry slip. Diversion for M1 Northbound traffic via the A405 Westbound to M1 Jct 6
Location Map: View roadworks location on Google map
512495E,203060N (51.7145162531, -0.371469125494)
M25, Hertfordshire
Location M25 Clockwise link to M1 Northbound
Period 06-Jun-2017 to 08-Jun-2017
Effect Moderate (10 - 30 mins)
Length 1169 metres
Description 2200-0530hrs Link road closure clockwise to M1 Northbound for electrical works. Diversion via Jct 21A, A405 Westbound to M1 Jct 6
Location Map: View roadworks location on Google map
511232E,203094N (51.7150737927, -0.3897342268)
M25, Hertfordshire
Location Jn 23 to Jn 24
Period 16-May-2017 to 25-May-2017
Effect Slight (less than 10 mins)
Length 1662 metres
Description 2200-0530 hrs, Lane 1,2 closure, Clockwise for ROTTM Hardwiring
Location Map: View roadworks location on Google map
526303E,200102N (51.6849913039, -0.172753105895)
M25, Hertfordshire
Location M1 Southbound links to M25 Clockwise and Anticlockwise
Period 30-May-2017 to 03-Jun-2017
Effect Moderate (10 - 30 mins)
Length 998 metres
Description 2200-0530 hrs, link road closures, clockwise & anticlockwise for HFS works. Diversion via M1 Jct 6, A405 Eastbound to M25 Jct 21a
Location Map: View roadworks location on Google map
511871E,203298N (51.7167803576, -0.380422109542)
M25, Hertfordshire
Location Jn 25 to Jn 23 (B9)
Period 02-Jun-2017 to 03-Jun-2017
Effect Slight (less than 10 mins)
Length 3241 metres
Description 2300-0600 hrs, Lane 1 2 Closure anti-clockwise for ROTTM Hardwiring
Location Map: View roadworks location on Google map
526611E,200275N (51.6864767875, -0.16823689962)
A5, Hertfordshire
Location M1 J9 - Thorn turn
Period 16-May-2017 to 17-Jun-2017
Effect Moderate (10 - 30 mins)
Length 735 metres
Description Various traffic manangement northbound and southbound 0930 - 1630 hrs due to sign replacement
Location Map: View roadworks location on Google map
509216E,214665N (51.8194778396, -0.415268260441)