yes

Indicates that there is a bridge.

aqueduct

A longer structure for carrying a canal or fresh water.

boardwalk

A plank walkway over wet or otherwise difficult terrain, usually low to the ground and supported by posts.

cantilever

A bridge where a span is supported at one end only. Usually, the free ends of two spans are fastened to one another, giving a longer clear span between supports.

covered

A covered bridge has a roof and fully or partly enclosed sides, usually to protect the bridge deck and members from deterioration.

low_water_crossing

Also known as an Irish bridge, this is a low bridge which is engineered to carry vehicles above water at low flow levels and survive submersion at high flow levels.

movable

Movable bridges contain a span that can be moved up or to the side, often to provide greater clearance for traffic moving beneath the bridge.

trestle

A bridge composed of a series of short spans where each span is supported by a rigid frame, usually called a bent rather than a pier.

viaduct

A bridge composed of a series of spans, often short relative to its overall length. The spans may be arches, girders supported by piers.

yes

Indication that there is a ford.

stepping_stones

A ford to cross a waterway with stepping stones.

boat

A boat provided for crossing. See the more common tag route=ferry.

yes

General public access is assumed, but does not imply an official, legally-enshrined right of way.

no

General public access is prohibited. Stronger interdiction than private. E.g. a fully closed road; a restricted military facility. If only specific transport modes are forbidden, for example, at a vehicle no-entry sign, a more specific restriction like vehicle=no or motor_vehicle=no will be used over the general key access.

private

General public access is not allowed. Access is granted with individual permission only. E.g. A driveway with a no trespassing or keep out sign; A company parking lot for employees only.

permissive

Open to general traffic until such time as the owner revokes the permission which they are legally allowed to do at any time in the future.

permit

Open only to people who have obtained a permit granting them access.

destination

Only when travelling to this element area; i.e. local traffic only. This is signed, for example, as 'except for access' in the UK.

delivery

Only when delivering to the element. For example motor_vehicle=delivery on a highway=pedestrian.

customers

Only for customers of the element.

designated

A preferred or designated route for the class of traffic specified by the tag key, such as foot=designated. In general this means that there is a (explicit) sign such as pedestrians allowed, or a pedestrian icon.

use_sidepath

Used to indicate that a mapped parallel way (that belongs to the same road) must be used instead. A road can legally consist of several ways, such as a single or dual carriageway with parallel tracks for cyclists, mopeds, pedestrians and/or equestrians.

dismount

Permitted for some vehicle (or animal) only if you dismount. Mostly used for bicycle, for example bicycle=dismount which indicates people are not permitted to cycle but are allowed to dismount and bring the bike.

agricultural

Only for agricultural traffic.

forestry

Only for forestry traffic.

discouraged

A legal right of way exists (see yes) but usage is officially discouraged (e.g. HGVs on narrow but passable lanes). Only if marked by a traffic sign.

variable

Value used combination with lanes to denote where access might change e.g. access:lanes=* to denote a variable-access lane.

unknown

The access conditions are unknown or unclear.

motorway

A restricted access major divided highway, normally with 2 or more running lanes plus emergency hard shoulder.

trunk

The most important roads in a country's system that aren't motorways. Not necessarily a divided highway.

primary

The next most important roads in a country's system. Often link larger towns.

secondary

The next most important roads in a country's system. Often link towns.

tertiary

The next most important roads in a country's system. Often link smaller towns and villages.

unclassified

The least important through roads in a country's system i.e. minor roads of a lower classification than tertiary, but which serve a purpose other than access to properties. Often link villages and hamlets. The word 'unclassified' is a historical artefact of the UK road system and does not mean that the classification is unknown.

residential

Roads which serve as an access to housing without the function of connecting settlements. Often lined with housing.

motorway_link

The link roads (sliproads/ramps) leading to/from a motorway from/to a motorway or lower class highway. Normally with the same motorway restrictions.

trunk_link

The link roads (sliproads/ramps) leading to/from a trunk road from/to a trunk road or lower class highway.

primary_link

The link roads (sliproads/ramps) leading to/from a primary road from/to a primary road or lower class highway.

secondary_link

The link roads (sliproads/ramps) leading to/from a secondary road from/to a secondary road or lower class highway.

tertiary_link

The link roads (sliproads/ramps) leading to/from a tertiary road from/to a tertiary road or lower class highway.

living_street

For living streets which are residential streets where pedestrians have legal priority over cars. Speeds are kept very low and where children are allowed to play on the street.

service

For access roads or within an industrial estate, camp site, business park, car park, alleys etc.

pedestrian

For roads used mainly/exclusively for pedestrians in shopping and some residential areas which may allow access by motorised vehicles only for very limited periods of the day. To create a 'square' or 'plaza' create a closed way and tag as pedestrian.

track

Roads for mostly agricultural or forestry uses.

bus_guideway

A busway where the vehicle guided by the way (though not a railway) and is not suitable for other traffic.

escape

For runaway truck ramps, runaway truck lanes, emergency escape ramps, or truck arrester beds. It enables vehicles with braking failure to safely stop.

raceway

A course or track for (motor) racing

road

A road/way/street/motorway/etc. of unknown type. It can stand for anything ranging from a footpath to a motorway.

busway

A dedicated roadway for bus rapid transit systems.

footway

For designated footpaths mainly/exclusively for pedestrians. This includes walking tracks and gravel paths.

bridleway

For horse riders. Pedestrians are usually also permitted, cyclists may be permitted depending on local rules/laws. Motor vehicles are forbidden.

steps

Indication of whether there are steps.

corridor

For a hallway inside of a building.

path

A non-specific path.

via_ferrata

A via ferrata is a route equipped with fixed cables, stemples, ladders, and bridges in order to increase ease and security for climbers.

cycleway

For designated cycleways.

proposed

For planned roads

construction

For roads under construction.

bus_stop

A small bus stop where passengers wait.

crossing

A crosswalk. Pedestrians can cross a street here; e.g. zebra crossing.

elevator

An elevator or lift, used to travel vertically, providing passenger and freight access between pathways at different floor levels.

emergency_bay

An area beside a highway where you can safely stop your car in case of breakdown or emergency.

give_way

A give way or Yield sign

milestone

Highway location marker

mini_roundabout

Similar to roundabouts, but at the center there is either a painted circle or a fully traversable island.

motorway_junction

Indicates a junction. ref=* should be set to the exit number or junction identifier. Some roads – e.g., the A14 – also carry junction numbers, so the tag may be encountered elsewhere despite its name

passing_place

The location of a passing space.

platform

A platform at a bus stop or station.

rest_area

Place where drivers can leave the road to rest, but not refuel.

services

A service station to get food and eat something, often found at motorways.

speed_camera

A fixed road-side or overhead speed camera.

stop

A stop sign.

street_lamp

A street light, lamppost, street lamp, light standard, or lamp standard is a raised source of light on the edge of a road, which is turned on or lit at a certain time every night.

toll_gantry

A toll gantry is a gantry suspended over a way, usually a motorway, as part of a system of electronic toll collection.

traffic_mirror

Mirror that reflects the traffic on one road when direct view is blocked.

traffic_signals

Lights that control the traffic

trailhead

Designated place to start on a trail or route

turning_circle

A turning circle is a rounded, widened area usually, but not necessarily, at the end of a road to facilitate easier turning of a vehicle. Also known as a cul de sac.

turning_loop

A widened area of a highway with a non-traversable island for turning around, often circular and at the end of a road.

bus

The route of a public bus service.

trolleybus

The route of a trolleybus service.

minibus

The route of a minibus service.

share_taxi

The route of a share taxi service.

train

The route of a train service (e.g. London-Paris Eurostar).

light_rail

The route of a light rail train line.

subway

The route of a metro service (subway, underground or elevated rapid transit).

tram

The route of a tram or streetcar public transport service.

monorail

The route of a monorail for passenger service.

ferry

The route of a public ferry or water bus.

funicular

A train that operates on a steep gradient by getting pulled by a cable.

road

Used to indicate various road routes/ long roads.

detour

Named, permanent detour in case of emergency or traffic jam

evacuation

Emergency evacuation routes, with direction, for various types of emergencies.

railway

The route of a railway (e.g. the Channel Tunnel). Not to be confused with the route of a passenger train service (see route=train).

tracks

Railroad track as rail infrastructure. Not to be confused with route=train.

atv

Routes designated for primarily ATV or OHV use.

hiking

A signed hiking Route.

foot

A signed walking Route.

running

Routes that are named, numbered or otherwise signed routes used for sport exercise.

fitness_trail

route relations for fitness trails.

bicycle

Cycle routes or bicycle routes that are named or numbered or otherwise signed routes. May go along roads, trails or dedicated cycle paths.

mtb

MTB (Mountain Bike) routes that are named, numbered or otherwise signed routes, designated for mountain biking. May go along roads, trails or dedicated cycle paths.

horse

A signed route for horse riders.

waterway

A signed route for motorboats and ships along a navigable waterway.

boat

Sometimes used for different type of boating routes.

motorboat

A signed recreational motorboat route.

canoe

A signed route for canoes, kayaks, or other paddle craft.