Editing Bristol (section)

=== Roads ===
The M4 motorway connects the city on an east–west axis from London to [[West Wales]], and the M5 is a north–south west axis from Birmingham to Exeter. The [[M49 motorway]] is a shortcut between the M5 in the south and the M4 [[Second Severn Crossing|Severn Crossing]] in the west, and the [[M32 motorway|M32]] is a spur from the M4 to the city centre.<ref name=progrep /> The [[Portway, Bristol|Portway]] connects the M5 to the city centre, and was the most expensive road in Britain when opened in 1926.<ref>{{Cite news |date=3 July 1926 |title=New Bristol Road |work=The Times |publisher=Times Digital Archive |url=http://infotrac.galegroup.com/itw/infomark/783/737/77116253w16/purl=rc1_TTDA_0_CS186718947&dyn=6!xrn_39_0_CS186718947&hst_1?sw_aep=uwesteng |url-access=subscription |access-date=10 August 2016 |page=11}}</ref><ref>{{Cite web |title=Avonmouth Bridge (J18 to J19) |url=http://motorwayarchive.ihtservices.co.uk/en/motorways/motorway-listing/m5/m5-the-twyning-green-j8-to-edithmead-j22/avonmouth-bridge.cfm |url-status=dead |archive-url=https://web.archive.org/web/20160922204554/http://motorwayarchive.ihtservices.co.uk/en/motorways/motorway-listing/m5/m5-the-twyning-green-j8-to-edithmead-j22/avonmouth-bridge.cfm |archive-date=22 September 2016 |access-date=10 August 2016 |publisher=The Motorway Archive}}</ref>

As of 2019, Bristol is working on plans for a [[Clean Air Zone]] to reduce pollution, which could involve charging the most polluting vehicles to enter the city centre.<ref>{{Cite news |date=22 January 2019 |title=Mayor 'stalling on city clean air plan' |work=BBC News |url=https://www.bbc.co.uk/news/uk-england-bristol-46961427}}</ref><ref>{{Cite web |url=https://www.fleetnews.co.uk/news/fleet-industry-news/2019/01/17/bristol-threatened-with-legal-action-over-lack-of-nox-plan |title=Bristol threatened with legal action over lack of NOx plan |website=www.fleetnews.co.uk}}</ref>

[[File:Somerset north portbury dock.jpg|thumb|left|alt=Royal Portbury Dock.|[[Port of Bristol]]]]

Private car use is high in the city, leading to traffic congestion costing an estimated £350{{nbsp}}million per year.<ref name="ltp06.1">{{Cite web |year=2006 |title=Joint Local Transport Plan |url=http://travelplus.org.uk/our-vision/joint-local-transport-plan-3/let%27s-talk---read-the-draft-jltp3 |archive-url=https://web.archive.org/web/20101024204219/http://travelplus.org.uk/our-vision/joint-local-transport-plan-3/let%27s-talk---read-the-draft-jltp3 |archive-date=24 October 2010 |access-date=22 July 2009 |publisher=B&NES, Bristol City, North Somerset and South Gloucestershire councils}}</ref>
Bristol allows motorcycles to use most of the city's bus lanes and provides secure, free parking for them.<ref>{{Cite web |title=Motorcycles |url=http://www.bristol.gov.uk/node/3709 |url-status=live |archive-url=https://web.archive.org/web/20130405161630/http://www.bristol.gov.uk/node/3709 |archive-date=5 April 2013 |access-date=27 January 2013 |publisher=Bristol City Council}}</ref>