2 Bus Stop Basics - Master Glossary - TCRP - 19 - Bus Stops
2 Master Glossary - TCRP - 19 - Bus Stops
1/4/26, 8:38 AM
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1. Master Glossary of TERMS TRP 19
Thursday, January 01, 2026 12:18 PM
The Basics
Batch 1 — Terms 1–10 of 87
Access-Speed Tradeoff
Definition: The balance between providing closely spaced stops for accessibility and widely spaced
stops for faster travel times. Agencies optimize this tradeoff to improve network efficiency and
passenger convenience.
q=Access+Speed+Tradeoff+bus+stop&tbm=isch Access-Speed Tradeoff
ADA Compliance
Definition: Ensuring that bus stops meet the Americans with Disabilities Act requirements, including
accessible paths, landing pads, slopes, and boarding conditions that support equitable mobility.
Amenity Package
Definition: A coordinated set of passenger-comfort features—such as seating, lighting, trash bins, and
shelters—installed to enhance waiting experience and safety.
q=Amenity+Package+bus+stop&tbm=isch Amenity Package
Amenity Zone
Definition: The designated portion of the stop where comfort and information features are placed,
supporting organized, safe, and comfortable waiting environments.
Angle Bay
Definition: A bus bay angled relative to the curb, allowing easier entry and exit than parallel bays while
still pulling partially out of the travel lane.
q=Angle+Bay+bus+stop&tbm=isch Angle Bay
Arrival Information Display
Definition: A signage or digital system providing real-time or scheduled arrival information, improving
q=Arrival+Information+Display+bus+stop&tbm=isch Arrival Information Display
Audit
Definition: A structured evaluation of bus stop conditions, ADA compliance, safety, and operational
performance, used to guide improvements and prioritize investments.
Berth
Definition: A designated stopping position for an individual bus within a larger stop or terminal,
improving organization, queueing, and operational flow.
Bus Bay
Definition: A recessed stopping area outside the travel lane that reduces traffic obstruction but may
increase re-entry delay if not properly designed.
q=Bus+Bay+bus+stop&tbm=isch Bus Bay
Bus Stop Capacity
Definition: The maximum number of buses a stop can serve in a given period, shaped by dwell time,
q=Bus+Stop+Capacity+bus+stop&tbm=isch Bus Stop Capacity
Batch 2 — Terms 11–20 of 87
Conflict Point
Definition: A specific location where the paths of pedestrians, cyclists, vehicles, or buses intersect,
creating potential for collisions, delays, or operational friction.
q=Conflict+Point+bus+stop&tbm=isch Conflict Point
Conflict Zone
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Definition: A broader area where movements of pedestrians, cyclists, and vehicles overlap, increasing
exposure to safety risks and operational conflicts.
q=Conflict+Zone+bus+stop&tbm=isch Conflict Zone
Curb Extension
Definition: A sidewalk extension that projects into the parking lane, allowing buses to stop in-lane while
providing passengers with a shorter crossing distance and improved visibility.
Curb Lane Stop
Definition: A stop located directly along the curb in the travel lane, enabling quick boarding and
reducing bus re-entry delay, but potentially affecting traffic flow.
q=Curb+Lane+Stop+bus+stop&tbm=isch Curb Lane Stop
Curb Radius
Definition: The curvature of the corner where streets meet, influencing how easily buses can turn, align
with stops, and maintain safe clearance from pedestrians.
q=Curb+Radius+bus+stop&tbm=isch Curb Radius
Curbside Stop
Definition: A stop placed directly at the curb without a bay or extension, offering fast operations but
sometimes causing traffic impedance depending on roadway conditions.
Dwell Time
Definition: The amount of time a bus spends at a stop to board and alight passengers, influenced by
ridership, fare payment, door configuration, and stop design.
q=Dwell+Time+bus+stop&tbm=isch Dwell Time
Far-Side Stop
Definition: A stop placed after an intersection, improving signal efficiency, reducing conflicts with
right-turning vehicles, and supporting transit signal priority.
q=Far+Side+Stop+bus+stop&tbm=isch Far-Side Stop
Feeder Service
Definition: A transit route designed to bring passengers from local neighborhoods to higher-frequency
corridors, stations, or hubs, improving network connectivity.
q=Feeder+Service+bus+stop&tbm=isch Feeder Service
Flag Stop
Definition: A stop where passengers can signal the bus to stop at informal or flexible locations, typically
used in low-density or rural environments.
q=Flag+Stop+bus+stop&tbm=isch Flag Stop
Batch 2 of 10 complete.
Batch 3 — Terms 21–30 of 87
Front-Door Boarding Area
Definition: The clear space at the front door of the bus where passengers board, requiring unobstructed
access, proper landing pad alignment, and safe pedestrian circulation.
Boarding Area
Geometric Design
Definition: The physical layout of roadway and curb elements—such as radii, grades, and lane widths—
that determine how buses maneuver safely and efficiently at stops.
https://www.google.com/search?q=Geometric+Design+bus+stop&tbm=isch Geometric Design
Headway
Definition: The time interval between buses on the same route, influencing capacity, passenger wait
times, and stop crowding.
Headway
In-Lane Stop
Definition: A stop where the bus remains in the travel lane while boarding passengers, improving speed
and re-entry, but potentially affecting traffic flow.
q=In+Lane+Stop+bus+stop&tbm=isch In-Lane Stop
Landing Pad
Definition: A firm, stable, ADA-compliant boarding surface adjacent to the bus stop, providing safe
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q=Landing+Pad+bus+stop&tbm=isch Landing Pad
Layover
Definition: Scheduled time when a bus is not in service, allowing operators to rest and ensuring
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schedule recovery before beginning the next trip.
q=Layover+bus+stop&tbm=isch Layover
Level Boarding
Definition: A boarding condition where the bus floor and platform or landing pad are at the same
height, improving accessibility, speed, and safety.
q=Level+Boarding+bus+stop&tbm=isch Level Boarding
Loading Area
Definition: The portion of the stop where passengers board and alight, requiring adequate clearance,
surface quality, and ADA-compliant dimensions.
q=Loading+Area+bus+stop&tbm=isch Loading Area
Mid-Block Stop
Definition: A stop located between intersections, reducing turning conflicts and improving stop spacing
flexibility, but requiring enhanced pedestrian access.
q=Mid+Block+Stop+bus+stop&tbm=isch Mid-Block Stop
Near-Side Stop
Definition: A stop placed before an intersection, offering convenient transfers but increasing potential
q=Near+Side+Stop+bus+stop&tbm=isch Near-Side Stop
Batch 3 of 10 complete.
Batch 4 — Terms 31–40 of 87
Off-Street Stop
Definition: A bus stop located away from the main roadway, often within a transit center, mall, or
campus, providing safer pedestrian circulation and reduced traffic conflicts.
On-Street Stop
Definition: A stop located directly along the roadway, integrated into the street environment, balancing
access, traffic operations, and pedestrian safety.
q=On+Street+Stop+bus+stop&tbm=isch On-Street Stop
Queue Jump
Definition: A short lane and signal phase that allows buses to bypass traffic queues at intersections,
improving speed, reliability, and schedule adherence.
q=Queue+Jump+bus+stop&tbm=isch Queue Jump
Queueing Area
Definition: The designated space where passengers line up before boarding, requiring clear,
unobstructed pathways and adequate width to prevent crowding and conflicts.
Rear-Door Alighting Area
Definition: The clear space at the rear door where passengers exit, requiring safe pedestrian circulation
and ADA-compliant surfaces to support efficient alighting.
q=Rear+Door+Alighting+Area+bus+stop&tbm=isch Rear-Door Alighting Area
Re-Entry Delay
Definition: The time a bus spends waiting to merge back into traffic after serving a stop, influenced by
traffic volume, yield laws, and stop design.
q=Re+Entry+Delay+bus+stop&tbm=isch Re-Entry Delay
Ridership
Definition: The number of passengers using a route, stop, or system, shaping decisions about stop
spacing, amenities, capacity, and service frequency.
q=Ridership+bus+stop&tbm=isch Ridership
Right-of-Way (ROW)
Definition: The public land reserved for transportation use, including sidewalks, curbs, lanes, and
utilities, determining how bus stops can be sited, designed, and expanded.
https://www.google.com/search?q=Right+of+Way+ROW+bus+stop&tbm=isch Right-of-Way (ROW)
Roadway Geometry
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Definition: The physical characteristics of the roadway—such as grades, curves, and lane widths—that
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q=Roadway+Geometry+bus+stop&tbm=isch Roadway Geometry
Running Time
Definition: The total time a bus takes to travel between timepoints, influenced by traffic, stop spacing,
dwell times, and signal operations.
q=Running+Time+bus+stop&tbm=isch Running Time
Batch 4 of 10 complete.
Batch 5 — Terms 41–50 of 87
Service Frequency
Definition: How often buses arrive at a stop, shaping wait times, passenger loads, and overall service
quality.
Frequency
Shelter
Definition: A protective structure providing weather protection, seating, and information displays,
improving comfort and safety for waiting passengers.
q=Shelter+bus+stop&tbm=isch Shelter
Sight Distance
Definition: The length of roadway visible to a driver, affecting how safely buses can approach, stop, and
q=Sight+Distance+bus+stop&tbm=isch Sight Distance
Signal Priority
Definition: A traffic signal strategy that gives buses preferential treatment, such as extended green
time, to improve speed and schedule reliability.
q=Signal+Priority+bus+stop&tbm=isch Signal Priority
Slip Lane
Definition: A channelized right-turn lane that can create conflict points near bus stops, requiring careful
design to protect pedestrians and buses.
q=Slip+Lane+bus+stop&tbm=isch Slip Lane
Span of Service
Definition: The hours during which a bus route operates, influencing accessibility, equity, and stop
q=Span+of+Service+bus+stop&tbm=isch Span of Service
Stop Accessibility
Definition: The degree to which a stop provides safe, ADA-compliant access for all users, including
pathways, slopes, surfaces, and boarding conditions.
q=Stop+Accessibility+bus+stop&tbm=isch Stop Accessibility
Stop Consolidation
Definition: The process of removing or relocating stops to improve speed, reliability, and stop spacing
efficiency while maintaining access.
q=Stop+Consolidation+bus+stop&tbm=isch Stop Consolidation
Stop Spacing
Definition: The distance between bus stops, influencing travel time, accessibility, ridership, and
network efficiency.
Spacing
Street Furniture
Definition: Public-realm elements such as benches, trash bins, lighting, and bike racks that support
comfort, safety, and wayfinding at and around bus stops.
q=Street+Furniture+bus+stop&tbm=isch Street Furniture
Batch 5 of 10 complete.
Batch 6 — Terms 51–60 of 87
Street-Side Zone
Definition: The portion of the bus stop adjacent to the roadway where buses maneuver and align,
requiring adequate clearance, curb design, and visibility to ensure safe operations.
https://www.google.com/search?q=Street+Side+Zone+bus+stop&tbm=isch Street-Side Zone
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Tactile Warning Surface
Definition: A textured ground surface that alerts visually impaired passengers to the edge of the
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q=Tactile+Warning+Surface+bus+stop&tbm=isch Tactile Warning Surface
Timepoint
Definition: A scheduled control point along a route where buses must not depart early, helping maintain
schedule reliability and consistent headways.
q=Timepoint+bus+stop&tbm=isch Timepoint
Transit Center
Definition: A major hub where multiple routes connect, offering enhanced amenities, wayfinding, and
q=Transit+Center+bus+stop&tbm=isch Transit Center
Transit Signal Priority (TSP)
Definition: A technology that adjusts traffic signals to reduce bus delay, improving travel time,
reliability, and operational efficiency.
q=Transit+Signal+Priority+bus+stop&tbm=isch Transit Signal Priority (TSP)
Travel Lane
Definition: The roadway lane used by moving traffic; its width, alignment, and proximity to the stop
influence bus maneuverability and stop placement.
q=Travel+Lane+bus+stop&tbm=isch Travel Lane
Turnout
Definition: A recessed area allowing buses to pull out of the travel lane for boarding, reducing traffic
obstruction but potentially increasing re-entry delay.
q=Turnout+bus+stop&tbm=isch Turnout
Universal Design
Definition: A design approach ensuring bus stops are usable by all people, regardless of age or ability,
q=Universal+Design+bus+stop&tbm=isch Universal Design
Wayfinding
Definition: The system of signs, maps, and visual cues that help passengers navigate the stop
environment and understand routes, connections, and destinations.
Yield-to-Bus Law
Definition: A regulation requiring drivers to allow buses to merge back into traffic from a stop, reducing
re-entry delay and improving schedule reliability.
q=Yield+to+Bus+Law+bus+stop&tbm=isch Yield-to-Bus Law
Batch 6 of 10 complete.
Batch 7 — Terms 61–70 of 87
Boarding Area
Definition: The designated space where passengers enter the bus, requiring clear width, stable
surfaces, and ADA-compliant alignment with the bus doors.
q=Boarding+Area+bus+stop&tbm=isch Boarding Area
Bus Bulb
Definition: A sidewalk extension that allows buses to stop in-lane while providing more space for
passengers, amenities, and ADA-compliant boarding.
q=Bus+Bulb+bus+stop&tbm=isch Bus Bulb
Bus Pad
Definition: A reinforced pavement section at the stop designed to withstand repeated bus loads,
preventing rutting, settlement, and surface failure.
q=Bus+Pad+bus+stop&tbm=isch Bus Pad
Bus Pull-Out
Definition: A recessed area allowing buses to exit the travel lane for boarding, reducing traffic
obstruction but potentially increasing re-entry delay.
q=Bus+Pull+Out+bus+stop&tbm=isch Bus Pull-Out
Bus Stop Zone
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Definition: The full length of curb space required for a bus to safely enter, serve, and exit a stop,
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q=Bus+Stop+Zone+bus+stop&tbm=isch Bus Stop Zone
Clear Zone
Definition: The unobstructed area around the boarding and alighting space that ensures safe pedestrian
movement and prevents conflicts with street furniture or utilities.
q=Clear+Zone+bus+stop&tbm=isch Clear Zone
Crosswalk Connectivity
Definition: The quality and proximity of crosswalks that link bus stops to surrounding destinations,
q=Crosswalk+Connectivity+bus+stop&tbm=isch Crosswalk Connectivity
Curb Height
Definition: The vertical distance from the roadway to the sidewalk, influencing boarding ease, ADA
compliance, and bus ramp deployment.
q=Curb+Height+bus+stop&tbm=isch Curb Height
Design Vehicle
Definition: The specific bus type (e.g., 40-ft, 60-ft articulated) used to determine turning radii, stop
length, and geometric design requirements.
q=Design+Vehicle+bus+stop&tbm=isch Design Vehicle
Far-Side Queue Jump
Definition: A queue-jump lane placed after an intersection, allowing buses to bypass congestion and
take advantage of signal priority.
q=Far+Side+Queue+Jump+bus+stop&tbm=isch Far-Side Queue Jump
Batch 7 of 10 complete.
Batch 8 — Terms 71–80 of 87
High-Ridership Stop
Definition: A stop serving a large volume of passengers, requiring enhanced amenities, capacity, and
circulation space to manage demand safely and efficiently.
q=High+Ridership+Stop+bus+stop&tbm=isch High-Ridership Stop
Intersection Control
Definition: The traffic management strategy at intersections—signals, stop signs, or roundabouts—that
affects bus delay, stop placement, and pedestrian safety.
q=Intersection+Control+bus+stop&tbm=isch Intersection Control
Kiss-and-Ride Zone
Definition: A designated area where passengers are dropped off or picked up by private vehicles,
requiring safe separation from bus operations and pedestrian paths.
https://www.google.com/search?q=Kiss+and+Ride+Zone+bus+stop&tbm=isch Kiss-and-Ride Zone
Loading Zone
Definition: A curbside area reserved for short-term loading activities that may conflict with bus stop
operations if not properly managed or separated.
q=Loading+Zone+bus+stop&tbm=isch Loading Zone
Mobility Hub
Definition: A location integrating multiple transportation modes—buses, bikes, micromobility, and
ride-hail—providing seamless connections, amenities, and wayfinding.
Obstruction Clearance
Definition: The required space around the bus stop free of poles, signs, utilities, or street furniture to
ensure safe boarding, alighting, and bus maneuvering.
q=Obstruction+Clearance+bus+stop&tbm=isch Obstruction Clearance
Passenger Circulation
Definition: The movement of passengers within and around the stop, requiring clear, intuitive paths to
minimize conflicts, crowding, and delay.
q=Passenger+Circulation+bus+stop&tbm=isch Passenger Circulation
Pedestrian Realm
Definition: The portion of the streetscape dedicated to people walking, including sidewalks, crossings,
and waiting areas that support safe access to bus stops.
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q=Pedestrian+Realm+bus+stop&tbm=isch Pedestrian Realm
Platform Length
Definition: The total length of the boarding area required to accommodate the design vehicle and
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q=Platform+Length+bus+stop&tbm=isch Platform Length
Transit Lane
Definition: A lane reserved for buses (and sometimes taxis or bikes), improving speed, reliability, and
operational efficiency along transit corridors.
q=Transit+Lane+bus+stop&tbm=isch Transit Lane
Batch 8 of 10 complete.
Whenever you're ready, say:
Next batch
…and I’ll deliver Terms 81–87 — the final set.
Next batch
Here we go, Joseph — Batch 9 of 10 is ready. Terms 81–87 of 87, each in your locked-in format with
“bus stop” added to the short URL query. Inline exploration highlights are included exactly as required.
This is the final batch of the full 87-term illustrated glossary.
Batch 9 — Terms 81–87 of 87
Transit Operations
Definition: The management of bus service delivery, including scheduling, dispatching, headway
control, and real-time adjustments that ensure reliable performance at and between stops.
https://www.google.com/search?q=Transit+Operations+bus+stop&tbm=isch Transit Operations
Stop Placement
Definition: The strategic decision of where to locate a bus stop—near-side, far-side, or mid-block—to
optimize safety, signal efficiency, and passenger access.
q=Stop+Placement+bus+stop&tbm=isch Stop Placement
Pedestrian Crossing Distance
Definition: The length a pedestrian must travel to cross the street near a bus stop, influencing safety,
q=Pedestrian+Crossing+Distance+bus+stop&tbm=isch Pedestrian Crossing Distance
Stop Visibility
Definition: How easily approaching drivers and passengers can see the stop, shaped by sightlines,
lighting, and obstruction clearance, affecting both safety and usability.
Passenger Load
Definition: The number of passengers on board a bus at a given time, influencing dwell time, capacity
planning, and stop design requirements.
q=Passenger+Load+bus+stop&tbm=isch Passenger Load
Stop Zone Length
Definition: The total curb length required for a bus to safely enter, serve, and exit a stop, including
tapers, loading areas, and clearance space.
q=Stop+Zone+Length+bus+stop&tbm=isch Stop Zone Length
Transit Corridor
Definition: A roadway or alignment with high-frequency bus service and coordinated stop design,
supporting speed, capacity, and network reliability.
q=Transit+Corridor+bus+stop&tbm=isch Transit Corridor
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Bus Stop Safety Table |
https://bus-stop-safety.blogspot.com/2026/01/bus-stop-safety-table.html |
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