M1 | ||||
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London – Yorkshire motorway | ||||
Route information | ||||
Part of E13 | ||||
Maintained by National Highways | ||||
Length | 193.5 mi [1] (311.4 km) | |||
Existed | 1959–present | |||
History | Opened: 1959 Completed: 1999 | |||
Major junctions | ||||
South end | Staples Corner, London (A406) 51°34′32″N0°14′06″W / 51.5755°N 0.2351°W | |||
J6a → M25 motorway J17 → M45 motorway J19 → M6 motorway J21 → M69 motorway J32 → M18 motorway J42 → M62 motorway J43 → M621 motorway A1(M) motorway | ||||
North end | Hook Moor, West Yorkshire (A1(M)) 53°49′22″N1°20′20″W / 53.8229°N 1.3388°W | |||
Location | ||||
Country | United Kingdom | |||
Constituent country | England | |||
Counties | Greater London, Hertfordshire, Bedfordshire, Buckinghamshire, Northamptonshire, Leicestershire, Nottinghamshire, Derbyshire, Yorkshire (South & West) | |||
Primary destinations | London Brent Cross Watford St Albans Hemel Hempstead Luton Milton Keynes Northampton Rugby Leicester Loughborough Nottingham Derby Mansfield Chesterfield Sheffield Rotherham Barnsley Wakefield Leeds | |||
Road network | ||||
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The M1 motorway connects London to Leeds, where it joins the A1(M) near Aberford, to connect to Newcastle. It was the first inter-urban motorway to be completed in the UK; [2] the first motorway in the country was the Preston Bypass, which later became part of the M6. [3]
The motorway is 193 miles (311 km) long and was constructed in four phases. Most of the motorway was opened between 1959 and 1968. The southern end was extended in 1977 and the northern end was extended in 1999.
There had been plans before the Second World War for a motorway network in the United Kingdom. Lord Montagu formed a company to build a 'motorway like road' from London to Birmingham in 1923, [4] but it was a further 26 years before the Special Roads Act 1949 was passed, which allowed for the construction of roads limited to specific vehicle classifications, and in the 1950s, the country's first motorways were given the government go-ahead.
The first section of motorway was the Preston Bypass in Lancashire, now part of the M6 motorway, which opened in 1958. [3] The M1 was Britain's first full-length motorway and opened in 1959.[ citation needed ] The early M1 had no speed limits, crash barriers, or lighting, and had soft shoulders rather than hard. As there was then little traffic, London musicians such as the Rolling Stones were known to speed up to take advantage of the Watford Gap Motorway Services Area, open 24 hours at a time when pubs closed at 11 p.m. [5]
The first section of the motorway, between junction 5 (Watford) and junction 18 (Crick/Rugby), opened on 2 November 1959, together with the motorway's two spurs, the M10 (from junction 7 to south of St Albans originally connecting to the A1) and the M45 (from junction 17 to the A45 and Coventry). Parts of the Hertfordshire section were built using steam rollers. [6]
The M1 was officially inaugurated from Slip End (close to Luton), celebrated by a large concrete slab on the bridge next to the village, [7] with inscription "London-Yorkshire Motorway – This slab was sealed by the Harold Watkinson M.P. – Minister of Transport – Inauguration Day – 24th March 1958". It was relocated, during widening works in 2007–08, to the eastern side of junction 10.
This section of the M1 broadly follows the route of the A5 north-west. It started at the Watford Bypass (A41), which runs south-east to meet the A1 at Apex corner, and ended on the A5 at Crick. The M10 spur motorway connected the M1 to the North Orbital Road (A405/A414, a precursor of the M25) where it also met the A5 (now renumbered here as the A5183) and, 2 miles (3.2 km) to the east via the A414, the A6, which subsequently became part of the M25.
A £1.5 million contract was given in May 1958 for the most southerly section, from Aldenham to Beechtrees (the M10 junction), for two lanes of reinforced concrete, to open in November 1959. [8] There was immense flooding on this section in July 1958. [9]
Although the whole of the first section opened in 1959, it was built in two parts, with the northern part (junctions 10 to 18) being built by John Laing [2] and the southern part (the St Albans Bypass) being built by Tarmac Construction. [10]
The continuation of the motorway from junction 18 towards Yorkshire was carried out as a series of extensions between 1965 and 1968. Diverging from the A5, the motorway takes a more northerly route through the East Midlands, via Leicester, Loughborough, Nottingham to Sheffield, where the M18 splits from the M1 at junction 32 to head to Doncaster.
Originally, the M1 was planned to end at Doncaster but it was decided to make what was going to be the "Leeds and Sheffield Spur" into the primary route, with the 11-mile (18 km) section to the A1(M) south of Doncaster given the separate motorway number M18.
From junction 32, the motorway passes Sheffield, Rotherham, Barnsley and Wakefield, reaching the original end of the motorway at (the original) Junction 44 to the east of Leeds. There were plans to route the M1 from just south of junction 42, where it interchanges with the M62, round the west of Leeds to the A1 at Dishforth. The chosen route passes to the east of Leeds. With the M62 and M621, the M1 forms a ring of motorways around the south of Leeds.
In 1972, an extension of the M1 was opened into central Leeds as the Leeds South Eastern Motorway, where it met the Leeds South Western Motorway (M621) coming north-east from the M62 at junction 3.
In July 1972, the then UK Minister for Transport Industries, John Peyton, announced that 86 miles (138 km) of UK motorway particularly prone to fog would benefit from lighting in a project that "should be" completed by 1973. [11] Sections to be illuminated included the M1 between junctions 3 and 14, and between junctions 16 and 24. [11] In August 2011, the Highways Agency announced that, despite being converted to Smart Motorway status, the lights will be switched off on stretches of the motorway between junctions 10 (Luton) and 15 (Northampton) without affecting road user safety. The motorway junctions and their approaches, and a section of the M1 on either side of junction 11 (north Luton), would have lighting columns replaced and remain lit. All lighting columns from junctions 10 to 14 were removed completely, apart from some on slip roads. [12]
An increasing official interest in secondary safety was evident in an announcement in March 1973 that work would begin shortly on erecting "tensioned safety barriers" along the central reservation of a 34-mile (55 km) section of the M1 between Kegworth (J24) and Barlborough (J30). [13]
Between 1996 and 1999, the M1 section north of the M62 underwent a major reconstruction and extension to take the M1 on a new route to the A1(M) at Aberford. The new road involved the construction of a series of new junctions, bridges and viaducts to the east of Leeds. When the new section of M1 was completed and opened on 4 February 1999, [14] the Leeds South Eastern Motorway section of the M1 was re-designated as the M621, and the junctions were given new numbers: M621 junctions 4 to 7.
The M1 was extended south towards London from its original starting point at junction 5, in three stages. The first stage, opened in 1966, took the motorway south-east, parallel to the A41, to meet the A5 at junction 4 south of Elstree. The second phase continued east to Scratchwood (London Gateway Services, which occupies the location of the missing junction 3, from where an unbuilt spur would have connected to the A1 at Stirling Corner to the north-east). The M1 then runs south alongside the Midland Main Line towards Hendon, where it meets the A1 again at junction 2 via a tightly curved flyover section. These flyovers connecting from the A1 were originally both for northbound traffic: the left one as the on-ramp to the M1, the right one going over the A1/A41 junction beneath to rejoin the A1 northbound.
Junction 2 is about 2.5 miles (4 km) south of the original junction 3. Before the completion of junction 2, southbound traffic left the motorway via a slip road which passed around the back of the now disused Homebase and under the A41/A1 Mill Hill Bypass, and looped round to join it at Fiveways Interchange. This slip road is still visible to southbound traffic approximately 650 yards (590 m) before junction 2, and was maintained until the early 2000s, even though not accessible to traffic. The northbound slip road from the A1 is now partially used as the entrance way to a retail park and was once carried by bridge, but no longer reaches the northbound carriageway, because it is cut off by the motorway continuing south.
The final section of the M1 was opened to junction 1 at Staples Corner in 1977. There the motorway meets the North Circular Road (A406) at a grade separated junction and roundabout. Unrealised plans from the 1960s would have seen the motorway continue through the junction on an elevated roadway to end at West Hampstead, where it would have met the North Cross Route, the northern section of the London Motorway Box, a proposed ring of urban motorway around the central area. The layout of the Staples Corner junction was originally built in accordance with those plans, although most of the London Ringways Plan had been cancelled by 1973. Around the same time, the section between the then-M10 and junction 5 was widened from the original two lanes to three.
On its completion, the M1 acted as a fast link road between London and Birmingham via the M6. It also provided a link to London Luton Airport for those regions, and its proximity to the site of the new town of Milton Keynes (designated in 1967) meant that it was soon providing a vital transport link to another major area.
In 2006, plans were published for the widening of 91 miles (146 km) from Leicester through to Leeds (junctions 21–42) to four lanes each way.
Escalating costs across the whole of the Highways Agency programme, including the M1 project, on which costs had risen to £5.1 billion, as well as increasing opposition to major road expansion, [15] [16] as well as criticisms by the Transport Select Committee and the National Audit Office, led to wide-ranging re-assessments of the Agency's project costs. [17] Widening was scaled back to the junctions 6A to 10 scheme that was already in progress, and from Nottingham and Mansfield (junctions 25–28), and hard shoulder running was to be used for other sections.
Many later developments, including smart motorway schemes, have been made to the M1, and these are detailed below. Recent concerns about accidents and deaths on the former hard shoulder have led to a halt and review into extending all lane running which reported in July 2021. [18] [ failed verification ]
Location | Central Bedfordshire |
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Proposer | Highways Agency |
Status | Completed (summer 2017) |
Type | Road |
Cost estimate | £171 million to £217 million |
Geometry | KML |
The A5-M1 Link (Dunstable Northern Bypass) is a two-lane dual carriageway running east from the A5 north of Dunstable joining the M1 at a new junction 11a south of Chalton. [19] Here, it is intended to join with a proposed Luton Northern Bypass to form a northern bypass for the wider conurbation. The A5-M1 Link aims to alleviate traffic congestion in Houghton Regis and Dunstable, reduce journey times for long-distance traffic travelling through Dunstable and improve the regional economy. The Highways Agency detrunked the A5 through Dunstable when the A5-M1 Link opened to the public in May 2017. [20] As part of the Dunstable Town Centre Masterplan, Central Bedfordshire Council built the 2.9 km (1.8 miles) Woodside Link to connect the new junction 11a to the industrial areas of Dunstable and Houghton Regis. Most of the road opened to traffic in autumn 2016 with the remaining section connecting to junction 11a. [21]
There is a proposal to widen the M1 to dual four-lane or dual five-lane between junctions 21 and 21a and construct a new link road between the M1 and the M69. During this work the Leicester Forest East services would be closed, and possibly relocated. [22] Consultation took place in 2007. [23] [24] As of May 2022 [update] , work on this scheme has still not begun. [25]
Following the report of a public inquiry in March 2013, the Secretary of State for Transport announced on 18 July 2013 that work to update the Catthorpe Interchange at junction 19, between the M1 motorway, M6 motorway and A14 road, close to Catthorpe, [26] would go ahead. [27] Work on the £191 million three-layer interchange started in January 2014. [28] The scheme was fully opened to traffic in December 2016. [29]
In conjunction with the M1 widening schemes and dualling of the A421 between M1 junction 13 and the A1 near St Neots, proposals were made to widen the A421 between the M1 junction 13 in Bedfordshire and the Kingston roundabout in Milton Keynes. [30] Exhibitions were held in June 2005 which rejected proposals to re-route the road in favour of widening the current road. In 2005, the project was given an estimated total cost of £33 million. [31]
Funding of £23.5 million was confirmed by the government for these works, as part of the South East Midlands Local Enterprise Partnership "Local Growth Deal". [32] As part of the government's pinch point reduction programme, work commenced in 2014 on the A421 in Milton Keynes to improve the Kingston roundabout, and dual the section from it to (near) the Bedfordshire border, with the construction of two new roundabouts on the route. The road corridor includes a separate cycleway. [33]
The upgrade work for this final phase of the plan, the section running from junction 13 to Eagle Farm roundabout, started in September 2018 and was completed in December 2020. [33]
Work began on the 10-mile (16 km) section between the M25 and Luton (J6A-J10) in 2006 and opened in 2009, which included the construction of new parallel collector-distributor lanes between junctions 7 and 8.
The M10 spur was built as a motorway because it inevitably led to the M1, but as non-motorway traffic could now travel between the A414 at Hemel Hempstead and Park Street Roundabout without having to access the M1, the M10 was downgraded to an A road, and designated as part of the A414 to allow for this. The work also included widening or replacement of 11 underbridges on one or both carriageways, and replacing seven overbridges [34] at a total cost of £294 million. [35] A variable mandatory speed limit system was installed, making this the first smart motorway scheme on the M1.
Work to introduce dynamic hard shoulder running on approximately 15 miles (24 km) of motorway between Luton and Milton Keynes (J10-J13) was completed in December 2012, at a total cost of £327 million. [36] This made the hard shoulder available to be opened as a traffic lane where additional capacity was necessary. Modifications were made to junctions 11 and 12, [37] to allow for four lanes running through each junction, and the A421 from junction 13 to the Bedford southern bypass was also upgraded to two lanes each way during this period. [38] The scheme will likely be converted to all lane running at some point in the 2020 decade, alongside all other dynamic hard shoulder running schemes. This was because a Government review into smart motorways found dynamic hard shoulder running was too confusing for drivers, leading to plans to convert all dynamic hard shoulders into permanent running lanes. [39]
Work to widen the 15-mile (24 km) section from Nottingham to Mansfield (J25-J28) to four lanes each way began in October 2007 and was completed in May 2010, at a cost of £340 million. [40] [41] A 50 mph limit, enforced by average speed cameras, was imposed for the period of construction, but it proved to be so effective that a permanent variable mandatory speed limit system was installed. [42] In 2023, following a previous debate on the issue, local MPs Mark Fletcher and Lee Anderson called on the government to upgrade junction 28, describing it as a "pinch point" disadvantaging local residents and businesses. [43] [44]
National Highways converted the existing 23-mile (37 km) section of the M1 between Milton Keynes and Northampton (J13-J16) into an all-lane-running (ALR) smart motorway consisting of four lanes running in both directions without a hard shoulder, with the project's cost being £373 million. Construction began in January 2018, with the scheme opening in stages until 9 March 2023, when the project was fully complete. [45]
The speed limit between M1 junctions 33 to 34, near Rotherham, has been reduced to 60 mph, to reduce levels of nitrogen dioxide. The plans were to be implemented before October 2020, [46] [47] and as of August 2023 [update] the speed limit reduction is still in place.
The A1, also known as the Great North Road, is the longest numbered road in the United Kingdom, at 410 miles (660 km). It connects London, the capital of England, with Edinburgh, the capital of Scotland. The numbering system for A-roads, devised in the early 1920s, was based around patterns of roads radiating from two hubs at London and Edinburgh. The first number in the system, A1, was given to the most important part of that system: the road from London to Edinburgh, joining the two central points of the system and linking the UK's (then) two mainland capital cities. It passes through or near north London, Hatfield, Stevenage, Baldock, Biggleswade, Peterborough, Stamford, Grantham, Newark-on-Trent, Retford, Doncaster, Pontefract, York, Wetherby, Ripon, Darlington, Durham, Gateshead, Newcastle upon Tyne, Morpeth, Alnwick, Berwick-upon-Tweed, Dunbar, Haddington, Musselburgh, and east Edinburgh.
The M40 motorway links London, Oxford, and Birmingham in England, a distance of approximately 89 miles (143 km).
The A5, the London-Holyhead trunk road, is a major road in England and Wales. It runs for about 243 miles (391 km) from London to the Irish Sea at the ferry port of Holyhead. In many parts the route follows that of the Roman Iter II route which later took the Anglo-Saxon name Watling Street.
The A38, parts of which are known as Devon Expressway, Bristol Road and Gloucester Road, is a major A-class trunk road in England.
The M18 is a motorway in Yorkshire, England. It runs from the east of Rotherham to Goole and is approximately 26 miles (42 km) long. A section of the road forms part of the unsigned Euroroute E13.
The A14 is a major trunk road in England, running 127 miles (204 km) from Catthorpe Interchange, a major intersection at the southern end of the M6 and junction 19 of the M1 in Leicestershire to the Port of Felixstowe, Suffolk. The road forms part of the unsigned Euroroutes E24 and E30. It is the busiest shipping lane in East Anglia carrying anything from cars to large amounts of cargo between the UK and Mainland Europe.
The A50 is a major trunk road in England between Warrington and Leicester; historically it was also a major route from London to Leicester.
The A414 is a major road in England, which connects the towns of Hemel Hempstead in Hertfordshire and Maldon in Essex. The road commences at the A41, at a junction west of Hemel, and travels through the town to junction 8 of the M1 motorway at Buncefield. From there, it runs parallel to the M1 until junction 7, heading south of St Albans and east through Hatfield and Hertford. The road then crosses the A10 and into Essex; it travels through Harlow, Chipping Ongar and Chelmsford, before terminating at Maldon.
The M10 was a motorway in Hertfordshire, England, running for approximately 3 miles (4.5 km) southeast from the M1 motorway at junction 7 near Hemel Hempstead to the A414 North Orbital Road at Park Street Roundabout, just south of St Albans. Opened in 1959, it was reclassified as part of the A414 in 2009 having only been a spur motorway for about 50 years.
The A1081 is a road in the south of England. It starts at Luton Airport in Bedfordshire and runs to High Barnet in Greater London via Harpenden, St Albans and London Colney, a distance of around 20.5 miles (33.0 km). For most of its length, the A1081 follows the route of the original A6.
A1(M) is the designation given to a series of four separate motorway sections in the UK. Each section is an upgrade to a section of the A1, a major north–south road which connects London, the capital of England, with Edinburgh, the capital of Scotland. The first section, the Doncaster Bypass, opened in 1961 and is one of the oldest sections of motorway in Britain. Construction of a new section of A1(M) between Leeming and Barton was completed on 29 March 2018, a year later than the anticipated opening in 2017 due to extensive archaeological excavations. Its completion linked the Barton to Washington section with the Darrington to Leeming Bar section, forming the longest A1(M) section overall and reducing the number of sections from five to four.
The Oxford–Cambridge Arc is a notional arc of agricultural and urban land at about 80 kilometres radius of London, in south central England. It runs between the British university cities of Oxford and Cambridge via Milton Keynes and other settlements in Bedfordshire, Buckinghamshire, Cambridgeshire, Northamptonshire, Oxfordshire at the northern rim of the London commuter belt. It is significant only in economic geography, with little physical geography in common.
The A43 is a primary route in the English Midlands and northern South East England, that runs from the M40 motorway near Ardley in Oxfordshire to Stamford in Lincolnshire. Through Northamptonshire it bypasses the towns of Northampton, Kettering and Corby which are the three principal destinations on the A43 route. The A43 also links to the M1 motorway.
The A428 road is a major road in central and eastern England. It runs between the cities of Coventry and Cambridge by way of the county towns of Northampton and Bedford. Together with the A421,, the eastern section of the A428 forms the route between Cambridge and Oxford. The A428 was formerly part of the main route from Birmingham to Felixstowe before the A14 was fully opened in 1993.
The A421 is an important road for east/west journeys across south central England. Together with the A428, the A43 and A34, it forms the route from Cambridge through Milton Keynes to Oxford. The section between the A1 and the A5 is a national primary route.
The A505 is a road in the East of England. It follows part of the route of the Icknield Way and the corresponding Icknield Way Path and runs from Leighton Buzzard in Bedfordshire to the A11 Abington Interchange North in Cambridgeshire.
The A405 is a 4.8 miles dual carriageway road in Hertfordshire, England, from the A41 at Leavesden Green, near Watford, to the A414 at Park Street Roundabout near St Albans.
The Milton Keynes grid road system is a network of predominantly national speed limit, fully landscaped routes that form the top layer of the street hierarchy for both private and public transport in Milton Keynes, Buckinghamshire. The system is unique in the United Kingdom for its innovative use of street hierarchy principles: the grid roads run in between districts rather than through them. This arrangement permits higher speed limits due to the absence of buildings close to the roads – although more recently some have been limited in part to 40 mph (64 km/h). The grid road system also serves an important purpose of discouraging through-traffic from travelling through neighbourhoods and thus reduces traffic noise and pollution in pedestrian areas. Motor traffic is segregated from pedestrian and leisure cycling traffic, which uses the alternative Milton Keynes redway system. Almost all grid junctions are roundabouts, and the absence of traffic lights enables free and efficient movement of traffic.
The A5120 is an A-class road in Bedfordshire, linking the towns of Ampthill and Flitwick to the M1 motorway at Toddington. It connects with the M1 at junction 12 in close proximity to the Toddington services. On its route from Ampthill to Toddington, the A5120 serves Westoning and Harlington. Unusually for an A-road, it does not meet another A-road at any point between its start on the A507 and its end at the M1 J12.
Transport in Bedford provides links between the town and other parts of England. Road access to and from the town is provided by the A6 and A421 roads; the former connects the town with Kettering to the north-west, and Luton to the south, whilst the latter connects the town with Milton Keynes and the M1 to the west, and the A1 to the east via a bypass, with both being around 10 miles (16 km) away. Other roads that serve or skirt the town include the A422, which runs westwards into Milton Keynes, and the A428, which runs between Coventry and Cambridge.
Temporary cameras installed for widening road works between junctions 25 and 28 have proved so effective they will stay, it has been confirmed.
Eyewitnesses say the accident happened after a military transporter jack-knifed and scattered armoured vehicles across the carriageway
Geographic data related to M1 motorway at OpenStreetMap