Active Mobility
A generic term that emcompasses any form of human-powered transportation, including the use of mobility assistance devices.
Active Transportation
Any human-powered, self-propelled mode of transportation, for example walking and bicycling, which can directly replace motorized vehicle trips to reduce emissions or improve physcial and mental health.
Bicycle Boulevard
A street designed to accommodate through bicycle traffic by minimizing through motorized traffic and reducing vehicle speeds to prioritize active transportation.
Built Environment
The built environment includes all of the physical parts of where we live and work (e.g., homes, buildings, streets, open spaces, and infrastructure).
Complete Streets
Roadway design that enables safe, accessible, and comfortable travel for all users, regardless on transportation mode. For more information about Complete Streets in Hawaiʻi, please refer to the Policy.
Crash
Preferred term for describing auto collision.
Crosswalk Countdown Timers
Indicate to pedestrians how many seconds are available to safely finish crossing the street.
Curb Extension
A physcial espansion of the sidewalk into the parking lane, aimed at decreasing pedestrian crossing distances and slowing down turning vehicles.
Leading Pedestrian Interval (LPI)
A traffic signal setting that provides crossing pedestrians a head start at an intersection to increase pedestrian visibility and safety.
Micromobility
Small, low-speed vehicles operated by individuals, such as traditional bicycles, e-bikes, scooters, and skateboards.
Raised Crosswalk
Similar to a speed hump but located at crosswalks. Lowers the speed of cars. Sometimes called a ramped speed table.
Ramped Speed Tables
See “Raised Crosswalk” definition.
Rectangular Rapid Flashing Blinker, RRFB or RFB
“Rectangular Rapid Flashing Blinker” or “Rapid Flashing Blinker” is a signal, often on both sides of an uncontrolled, marked pedestrian crosswalk. Flashes when pedestrians are crossing. Can decrease pedestrian deaths by 47%.
Roundabout
A circular intersection where traffic flows in one direction around a central island, without traffic lights or stop signs.
Safe Routes to School (SRTS)
A state and federally funded initiative, which employs SRTS Coordinators in every county in Hawaiʻi, designated to make it safer and easier for children to walk, bike, or roll to school. An Advisory Committee, established in 2023 by ACT 244 oversees grant applications to expedite the use of the SRTS Program Special Fund.
Separated Bicycle Lane (aka Cycle Track)
An exclusive bike lane (facility) that is physcially separated from motorized vehicular traffic for an open space, barrier, or vertical element.
Shared Use Path
A facility that is physcially separated from motorized vehicluar traffic designated for both cyclists and pedestrians.
Sharrow
Share-lane markings, often indicated with a bike-and-chevron symbol, placed in a traffic lane to indicate where cyclists should ride and remind motor vehicle drivers to except and respect cyclists using the lane.
Single occupancy vehicle, SOV
SOV is a term used by transportation officials that means one car with one person in the car. Communities with too many SOV’s generally do not have good walking, bicycling, and bus/rail options for people to use.
Traffic Circle
A circular intersection where traffic flows in one direction around a central island. Traffic circles are generally larger than roundabouts and may feature signal lights or stop signs.
Vision Zero
A global strategy aiming to eliminate all traffic fatalities and sever injuries, by designating safe, forgiving street networks for vulnerable road users. Please see Vision Zero Hawaiʻi for more details.
Vulnerable Road User
A road user who is highly exposed to traffic risks and lacks the physcial protection of a vehicle, such as pedestrians or cyclists.
Walk & Roll to School Program (WRTS)
A program designed to make active transportation a safe, accessible, and everyday choice for children to access school. For more information about this program, please see the State Working Group’s webpage.