The A404 is a road in the
United Kingdom
The United Kingdom of Great Britain and Northern Ireland, commonly known as the United Kingdom (UK) or Britain, is a country in Europe, off the north-western coast of the continental mainland. It comprises England, Scotland, Wales and North ...
that starts at
Paddington
Paddington is an area within the City of Westminster, in Central London. First a medieval parish then a metropolitan borough, it was integrated with Westminster and Greater London in 1965. Three important landmarks of the district are Paddi ...
in
London
London is the capital and largest city of England and the United Kingdom, with a population of just under 9 million. It stands on the River Thames in south-east England at the head of a estuary down to the North Sea, and has been a majo ...
and terminates near
Maidenhead
Maidenhead is a market town in the Royal Borough of Windsor and Maidenhead in the county of Berkshire, England, on the southwestern bank of the River Thames. It had an estimated population of 70,374 and forms part of the border with southern Bu ...
in
Berkshire
Berkshire ( ; in the 17th century sometimes spelt phonetically as Barkeshire; abbreviated Berks.) is a historic county in South East England. One of the home counties, Berkshire was recognised by Queen Elizabeth II as the Royal County of Berk ...
. It is long.
Route
The road initially follows a course through north-west London via
Harlesden
Harlesden is a district in the London Borough of Brent, North West London.
Located north of the Grand Union Canal and Wormwood Scrubs, the Harrow Road flows through the centre of the area which goes eastwards to Central London and west towards ...
,
Wembley
Wembley () is a large suburbIn British English, "suburb" often refers to the secondary urban centres of a city. Wembley is not a suburb in the American sense, i.e. a single-family residential area outside of the city itself. in north-west Londo ...
,
Harrow,
Northwood and
Rickmansworth
Rickmansworth () is a town in southwest Hertfordshire, England, about northwest of central London and inside the perimeter of the M25 motorway. The town is mainly to the north of the Grand Union Canal (formerly the Grand Junction Canal) and t ...
. During this stage, it is known as ''Harrow Road.'' It crosses the
M25 at Junction 18 at
Chorleywood
Chorleywood is both a village and a civil parish in the Three Rivers District, Hertfordshire, on the border with Buckinghamshire, approximately northwest of Charing Cross. The village is adjacent to the Chiltern Hills Area of Outstanding Na ...
, crossing into
Buckinghamshire
Buckinghamshire (), abbreviated Bucks, is a ceremonial county in South East England that borders Greater London to the south-east, Berkshire to the south, Oxfordshire to the west, Northamptonshire to the north, Bedfordshire to the north-ea ...
and then continues towards
Little Chalfont
Little Chalfont is a village and civil parish in south-east Buckinghamshire, England. It is one of a group of villages known collectively as The Chalfonts, which also comprises Chalfont St Giles and Chalfont St Peter. Little Chalfont is located a ...
and
Amersham
Amersham ( ) is a market town and civil parish within the unitary authority of Buckinghamshire, England, in the Chiltern Hills, northwest of central London, from Aylesbury and from High Wycombe. Amersham is part of the London commuter belt.
...
.
Between Harrow and Amersham, the road closely follows the route of the London/Harrow-on-the-Hill/Aylesbury railway lines, ''
The Chiltern Line'', from
Marylebone
Marylebone (usually , also , ) is a district in the West End of London, in the City of Westminster. Oxford Street, Europe's busiest shopping street, forms its southern boundary.
An Civil parish#Ancient parishes, ancient parish and latterly a ...
, and runs near several stations along that line.
At Amersham Common, the road turns south-west and continues in that direction joining the Amersham by-pass (
A413
The A413 is a major road in England that runs between Gerrards Cross (west of London) to Towcester (northwest of Milton Keynes). It passes through or near various towns and villages including (in northbound order) Amersham, Great Missenden, ...
) for a short distance, and then proceeds towards
High Wycombe
High Wycombe, often referred to as Wycombe ( ), is a market town in Buckinghamshire, England. Lying in the valley of the River Wye surrounded by the Chiltern Hills, it is west-northwest of Charing Cross in London, south-southeast of Ayl ...
. After passing through the town centre, and crossing the
A40, it changes to a dual carriageway up the hill to the
M40 Junction 4, and continues as a dual carriageway past
Marlow and
Bisham
Bisham is a village and civil parish in the Royal Borough of Windsor and Maidenhead in Berkshire, England. The village is on the River Thames, around south of Marlow in the neighbouring county of Buckinghamshire, and around northwest of Maide ...
.
The road eventually becomes the
A404(M) at
Maidenhead
Maidenhead is a market town in the Royal Borough of Windsor and Maidenhead in the county of Berkshire, England, on the southwestern bank of the River Thames. It had an estimated population of 70,374 and forms part of the border with southern Bu ...
Thicket. It then runs a short distance towards the
M4 where the A404(M) finally terminates at Junction 8/9.
Harrow Road
![The Flora pub and hotel, Harrow Road, London](https://upload.wikimedia.org/wikipedia/commons/f/f4/The_Flora_pub_and_hotel%2C_Harrow_Road%2C_London.jpg)
The Harrow Road is an ancient route in
North West London
The NW (North Western) postcode area, also known as the London NW postcode area, is a group of 13 postcode districts covering around 13,895 live postcodes within part of northwest London, England. It is the successor of the NW sector, originally ...
which runs from
Paddington
Paddington is an area within the City of Westminster, in Central London. First a medieval parish then a metropolitan borough, it was integrated with Westminster and Greater London in 1965. Three important landmarks of the district are Paddi ...
in a northwesterly direction towards
Harrow. It is also the name given to the immediate surrounding area of
Queens Park and
Kensal Green
Kensal Green is an area in north-west London. It lies mainly in the London Borough of Brent, with a small part to the south within Kensington and Chelsea. Kensal Green is located on the Harrow Road, about miles from Charing Cross.
To the w ...
, straddling the NW10, W10, W2 and W9 postcodes. With minor deviations in the 19th and 20th centuries, the route remains otherwise unaltered.
Harrow Road is also a ward of the City of Westminster. The population of this ward at the 2011 Census was 12,034.
History
What is now Harrow Road was a track in
Celtic Britain
The British Iron Age is a conventional name used in the archaeology of Great Britain, referring to the prehistoric and protohistoric phases of the Iron Age culture of the main island and the smaller islands, typically excluding prehistoric Ire ...
. By the 19th century, it had become the main street in
Paddington
Paddington is an area within the City of Westminster, in Central London. First a medieval parish then a metropolitan borough, it was integrated with Westminster and Greater London in 1965. Three important landmarks of the district are Paddi ...
.
In the 20th century, many properties along Harrow Road were developed into high-rise social housing, though some 19th-century houses and commercial buildings north of the
Paddington Basin
Paddington Basin is the name given to a long canal basin, and its surrounding area, in Paddington, London.
The basin commences 500 m south of the junction known as Little Venice, of the Regent's Canal and the Paddington Arm of the Grand U ...
were retained. These included
Elgin Towers
Elgin may refer to:
Places
Canada
* Elgin County, Ontario
* Elgin Settlement, a 19th-century community for freed slaves located in present-day North Buxton and South Buxton, Chatham-Kent, Ontario
* Elgin, a village in Rideau Lakes, Ontario ...
, constructed between 1966 and 1969, and demolished in 1994.
[
]
Cultural references
The 1950 film ''The Blue Lamp
''The Blue Lamp'' is a 1950 British police procedural film directed by Basil Dearden and starring Jack Warner as PC Dixon, Jimmy Hanley as newcomer PC Mitchell, and Dirk Bogarde as criminal Tom Riley. The title refers to the blue lamps that ...
'' is set around Harrow Road and features it prominently.[
In one version of the '' Bus Driver's Prayer'', the line from '']The Lord's Prayer
The Lord's Prayer, also called the Our Father or Pater Noster, is a central Christian prayer which Jesus taught as the way to pray. Two versions of this prayer are recorded in the gospels: a longer form within the Sermon on the Mount in the Gosp ...
'', "Hallowed be thy name" is replaced with "Harrow Road be thy name."
A404(M)
The A404(M) is a motorway
A controlled-access highway is a type of highway that has been designed for high-speed vehicular traffic, with all traffic flow—ingress and egress—regulated. Common English terms are freeway, motorway and expressway. Other similar terms i ...
in Berkshire
Berkshire ( ; in the 17th century sometimes spelt phonetically as Barkeshire; abbreviated Berks.) is a historic county in South East England. One of the home counties, Berkshire was recognised by Queen Elizabeth II as the Royal County of Berk ...
, England
England is a country that is part of the United Kingdom. It shares land borders with Wales to its west and Scotland to its north. The Irish Sea lies northwest and the Celtic Sea to the southwest. It is separated from continental Europe b ...
and can be referred to as the Maidenhead and Marlow Bypass or M4/M40 link road. It joins the M4 with the A404 dual carriageway to High Wycombe
High Wycombe, often referred to as Wycombe ( ), is a market town in Buckinghamshire, England. Lying in the valley of the River Wye surrounded by the Chiltern Hills, it is west-northwest of Charing Cross in London, south-southeast of Ayl ...
, Marlow and the M40. It was originally known as the A423(M) until the A423
The A423 road is a primary A road in England in two sections. The main section leads from central Banbury to the A45 near Coventry.
Route
It starts in Banbury town centre as Southam Road and goes through the Southam Road Industrial Estat ...
between Maidenhead and Oxford
Oxford () is a city in England. It is the county town and only city of Oxfordshire. In 2020, its population was estimated at 151,584. It is north-west of London, south-east of Birmingham and north-east of Bristol. The city is home to the ...
was reclassified as the A4130
The A413 is a major road in England that runs between Gerrards Cross (west of London) to Towcester (northwest of Milton Keynes). It passes through or near various towns and villages including (in northbound order) Amersham, Great Missenden, ...
.
History
The road was originally opened in 1961[The Motorway Archive – M4 Dates Page](_blank)
as part of the A4(M) Maidenhead Bypass which ran from the existing Junction 7, through a junction with the A308 and ending at a junction with the A4. In 1963 the Slough
Slough () is a town and unparished area in the unitary authority of the same name in Berkshire, England, bordering west London. It lies in the Thames Valley, west of central London and north-east of Reading, at the intersection of the M4 ...
bypass was opened to Junction 7 and the A4(M) was renumbered M4, Junction 8 being with the A308 and Junction 9 with the A4.
The proposed route of the M4 was then changed to go south of Reading
Reading is the process of taking in the sense or meaning of Letter (alphabet), letters, symbols, etc., especially by Visual perception, sight or Somatosensory system, touch.
For educators and researchers, reading is a multifaceted process invo ...
, instead of north of it. When the M4 was extended in 1971, a new junction was provided to connect with what would become a spur. As this new interchange was built too close to the existing Junction 8, this had to be closed. A new spur, the A308(M), was built to maintain access to the A308 and connected with the A404(M) and the M4 at the same grade separated
In civil engineering (more specifically highway engineering), grade separation is a method of aligning a junction of two or more surface transport axes at different heights (grades) so that they will not disrupt the traffic flow on other tra ...
roundabout
A roundabout is a type of circular intersection or junction in which road traffic is permitted to flow in one direction around a central island, and priority is typically given to traffic already in the junction.''The New Shorter Oxford En ...
. This new junction was numbered 8/9 so as not to confuse motorists and the interchange with the A4 became Junction 9A. The old M4 was renumbered A423(M)Pathetic Motorways: A423(M)
/ref> as it was a direct continuation of the A423
The A423 road is a primary A road in England in two sections. The main section leads from central Banbury to the A45 near Coventry.
Route
It starts in Banbury town centre as Southam Road and goes through the Southam Road Industrial Estat ...
to Oxford
Oxford () is a city in England. It is the county town and only city of Oxfordshire. In 2020, its population was estimated at 151,584. It is north-west of London, south-east of Birmingham and north-east of Bristol. The city is home to the ...
.
Junctions
''Information above gathered from Advanced Direction Signs April 2011''
See also
*
References
External links
Google Local satellite photo showing original route of the A4(M)/(M4)
Motorways in England
Roads in Berkshire
Roads in London
{{London-road-stub