FAQ Search Results

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Why don't we have more marked crosswalks to help us cross the street?

A legal crosswalk exists at all crossings of public streets at intersections, regardless if it is marked or unmarked, unless the crosswalk has been legally closed to all pedestrians. A crosswalk can only exist at a midblock location if it is marked. ...more >

How much do bicycle and pedestrian facilities cost?

The cost of bicycle and pedestrian facilities varies greatly depending on the current cost of materials, rights-of-way needs, and topographic site features. Comprehensive cost information, as well as important considerations in choosing and installing facilities are found in PEDSAFE and BIKESAFE . ...more >

How much do bicycle and pedestrian facilities cost?

The cost of bicycle and pedestrian facilities varies greatly depending on the current cost of materials, rights-of-way needs, and topographic site features. Comprehensive cost information, as well as important considerations in choosing and installing facilities are found in PEDSAFE and BIKESAFE . ...more >

Back-in angle parking: what is it, and when and where is it most effective?

Back-in angle parking provides motorists with better vision of bicyclists, pedestrians, cars and trucks as they exit a parking space and enter moving traffic. Back-in angle parking also eliminates the risk that is present in parallel parking situations, ...more >

Back-in angle parking: what is it, and when and where is it most effective?

Back-in angle parking provides motorists with better vision of bicyclists, pedestrians, cars and trucks as they exit a parking space and enter moving traffic. Back-in angle parking also eliminates the risk that is present in parallel parking situations, ...more >

How much has been spent by the Federal Government on improving conditions for bicycling and walking?

In the years before passage of the Intermodal Surface Transportation Efficiency Act of 1991 (ISTEA), Federal spending on bicycling and walking facilities was approximately $4-6 million per year. ISTEA was reauthorized when the Transportation Equity Act for the 21st Century ( ...more >

How much has been spent by the Federal Government on improving conditions for bicycling and walking?

In the years before passage of the Intermodal Surface Transportation Efficiency Act of 1991 (ISTEA), Federal spending on bicycling and walking facilities was approximately $4-6 million per year. ISTEA was reauthorized when the Transportation Equity Act for the 21st Century ( ...more >

What is the effect of in-pavement flashing lights on motorist speeds, yielding behavior, and conflicts with pedestrians?

Many communities are asking about the efficacy of in-roadway flashing warning lights as a safety enhancement at uncontrolled pedestrian crosswalks. An in-roadway warning light system (IRWL) "consists of a series of amber or white lighting units encased in durable housings and embedded in the pavement parallel to a marked crosswalk& ...more >

What is a cycle track?

Cycle tracks are separated bicycle facilities that run alongside a roadway. Unlike bike lanes, cycle tracks are typically separated from automobile traffic by a physical barrier, such as parked cars, ...more >

What is the state of the art in pedestrian countdown signals?

Countdown signals tell pedestrians the amount of time remaining before the flashing upraised hand changes to a solid upraised hand or "don't walk" indication. Research shows that both drivers and pedestrians tend to comply with these signals more often than with non- ...more >

What is the current 'state of the art' regarding the design of safe crosswalks, especially in urban settings?

Treatments to improve the safety of crosswalks include: Raised mid-point median. Pedestrian-initiated amber, overhead flashing lights. Stopline painted on the roadway some distance in advance of the crosswalk ( ...more >

Why doesn't our city install more traffic signals to help us cross the street?

Traffic signals are an important means of traffic control. When used properly (and where warranted) they can help improve safety, move more cars, and make it easier to cross the street. The number of crashes at an intersection ( ...more >

When should bicyclists ride on the sidewalk?

In general, bicyclists are better off using the road rather than the sidewalk. However, there may be times even confident cyclists sometimes choose to ride on the sidewalk because there is simply no safe place for them on the roadway. ...more >

What are best practices for bike parking?

Bicycle parking includes any type of facility for securely storing a bicycle on a short or long-term basis, from a simple bicycle rack located outdoors to secure, high-capacity indoor bicycle parking facilities. ...more >

How safe do people feel bicycling?

The Omnibus Survey completed for the Bureau of Transportation Statistics in February 2003 asked all respondents how safe they felt using different modes of transport. When asked, "How satisfied are you with how your local community is designed for making bike riding safe? ...more >

How can we make bicycle/pedestrian connections in cul-de-sac developments?

Safe and convenient bicycle and pedestrian travel options and connectivity are crucial to building an efficient, functional, sustainable transportation system. Culs-de-sac can create barriers to such a system. ...more >

How can we make bicycle/pedestrian connections in cul-de-sac developments?

Safe and convenient bicycle and pedestrian travel options and connectivity are crucial to building an efficient, functional, sustainable transportation system. Culs-de-sac can create barriers to such a system. ...more >

What are the advantages and disadvantages of a road diet?

The road diet is a relatively new concept. Many roadways have been overbuilt to keep pace with increases in automobile travel but some roadways actually perform worse with the additional lanes. A road diet solves this problem by removing unneeded lanes or narrowing existing travel lanes to reallocate space for other needs ( ...more >

What are the advantages and disadvantages of a road diet?

The road diet is a relatively new concept. Many roadways have been overbuilt to keep pace with increases in automobile travel but some roadways actually perform worse with the additional lanes. A road diet solves this problem by removing unneeded lanes or narrowing existing travel lanes to reallocate space for other needs ( ...more >

Do roundabouts work for bicycles and pedestrians?

Modern roundabouts by their design require motorists to slow down typically to less than 25 mph (40 km/h), and preferably 15 mph (25 km/h) to proceed through the intersection. The literature shows that, ...more >

Do roundabouts work for bicycles and pedestrians?

Modern roundabouts by their design require motorists to slow down typically to less than 25 mph (40 km/h), and preferably 15 mph (25 km/h) to proceed through the intersection. The literature shows that, ...more >

How can I predict sidewalk use?

While most communities routinely collect motor vehicle traffic counts, very few gather pedestrian counts. This means that the data necessary to reliably predict sidewalk use is rarely available. The leading method for predicting walking trips involves a complex model from university research which examines four factors: ...more >

Can separate bicycle facilities (shared use paths) be built within interstate rights-of-way?

Yes. The Federal Highway Administration issued Guidance on Bicycle and Pedestrian Provisions of the Federal-aid Program on February 24, 1999, which states: "Shared use paths along Interstate corridors are eligible for the use of National Highway System ( ...more >

Can separate bicycle facilities (shared use paths) be built within interstate rights-of-way?

Yes. The Federal Highway Administration issued Guidance on Bicycle and Pedestrian Provisions of the Federal-aid Program on February 24, 1999, which states: "Shared use paths along Interstate corridors are eligible for the use of National Highway System ( ...more >

Do bicycle lanes improve safety for bicyclists?

The overall safety of on-street bicycle lanes is a highly debated topic. Those in favor of bike lanes argue that they improve safety because they encourage cyclists to ride in the correct direction, ...more >

What are some pedestrian bridge design considerations, resources and best practices?

Image: Dan Burden Pedestrian bridge placement/location is as important a consideration as any design elements. Pedestrians weigh the perceived safety of using the bridge against the extra effort and time required to access it. ...more >

How can we accommodate baby strollers and bicycles on outdoor staircases?

An important consideration in answering this question is the need to keep the staircase compliant with the Americans with Disabilities Act (ADA). ADA specifications and guidelines can be quite stringent and are enforced as a civil rights issue by the U. ...more >

How can we accommodate baby strollers and bicycles on outdoor staircases?

An important consideration in answering this question is the need to keep the staircase compliant with the Americans with Disabilities Act (ADA). ADA specifications and guidelines can be quite stringent and are enforced as a civil rights issue by the U. ...more >

What is a bicycle boulevard?

Bicycle boulevards are low-volume streets that have been optimized for bicycle travel through traffic calming and diversion, signage and pavement markings, and intersection crossing treatments. Bicycle boulevards are shared roadway facilities that, ...more >

What on-road signs are appropriate where a trail crosses a roadway?

Advance warning signs that define the upcoming crossing condition to approaching motorists are useful to provide notice and create awareness of the subsequent crossing. Warning signs are black on yellow, ...more >

What on-road signs are appropriate where a trail crosses a roadway?

Advance warning signs that define the upcoming crossing condition to approaching motorists are useful to provide notice and create awareness of the subsequent crossing. Warning signs are black on yellow, ...more >

What effect do in-street crosswalk signs have on drivers?

Example in-street sign. Motorist compliance with crosswalk laws increased dramatically in Atlanta and Decatur, Georgia, after in-street crosswalk signs similar to the ones shown in the Manual on Uniform Traffic Control Devices ( ...more >

How are "Sharrows" or shared-lane markings used to improve bicyclist safety?

At present, shared-lane markings are not in the Manual of Uniform Traffic Control Devices (MUTCD) and thus are considered by the Federal Highway Administration (FHWA) to be an experimental treatment ( ...more >

What are the safety issues for shared use pathways?

A 12-foot wide shared path with uses separated in Boulder, Colorado. Image: City of Boulder Physically separated from roadways, shared use pathways usually accommodate a variety of two-way nonmotorized travel. ...more >

What are the safety issues for shared use pathways?

A 12-foot wide shared path with uses separated in Boulder, Colorado. Image: City of Boulder Physically separated from roadways, shared use pathways usually accommodate a variety of two-way nonmotorized travel. ...more >

What objections might homeowners make to installing sidewalks in their neighborhoods and how can I address these concerns?

Walking is the most recommended form of exercise. People are more likely to do it when the "gym" is just outside the door. Yet landowner objections sometimes result in disconnected sidewalk systems that make walking in neighborhoods or on work breaks difficult and/ ...more >

What amenities should we consider in designing on-street facilities for pedestrians and bicyclists?

Pedestrians and bicyclists need to feel safe and welcome as they walk or ride along streets and when they cross streets. Specific amenities (facilities and services) usually flow out of pedestrian- and bicycle- ...more >

What amenities should we consider in designing on-street facilities for pedestrians and bicyclists?

Pedestrians and bicyclists need to feel safe and welcome as they walk or ride along streets and when they cross streets. Specific amenities (facilities and services) usually flow out of pedestrian- and bicycle- ...more >

Which do bicyclists prefer: in-street loop detectors or traffic signal detectors with pole-mounted, video-actuated detectors?

An in-street loop detector requires a bicycle to be on top of it to trigger the traffic signal to change. A beginning bicyclist may not know how to trigger the loop detector. The cyclist may be confused when waiting on the side of the road and the light does not turn green. ...more >

What are Complete Streets and why should we build them?

Complete streets are designed and operate to enable safe and convenient access for all users. Pedestrians, bicyclists, motorists, and transit riders of all ages and abilities are able to safely move along and across a complete street. ...more >

What are Complete Streets and why should we build them?

Complete streets are designed and operate to enable safe and convenient access for all users. Pedestrians, bicyclists, motorists, and transit riders of all ages and abilities are able to safely move along and across a complete street. ...more >

How have other communities designed riverfront bicycle and walking trails?

Communities take different approaches to waterfront trails depending on the expected traffic volumes and environmental impacts of constructing trails. In Victoria, British Columbia, trails are sometimes built with landscaping between the trail and a watercourse to absorb runoff from the trail and to preserve more natural landscapes along stream banks or other watercourses. ...more >

How have other communities designed riverfront bicycle and walking trails?

Communities take different approaches to waterfront trails depending on the expected traffic volumes and environmental impacts of constructing trails. In Victoria, British Columbia, trails are sometimes built with landscaping between the trail and a watercourse to absorb runoff from the trail and to preserve more natural landscapes along stream banks or other watercourses. ...more >

Do curb extensions reduce speeds?

A single traffic calming treatment may be inadequate to reduce speeds, especially if education and enforcement are absent from the mix. It's the cumulative effect of a host of traffic calming techniques that makes a difference. ...more >

Do curb extensions reduce speeds?

A single traffic calming treatment may be inadequate to reduce speeds, especially if education and enforcement are absent from the mix. It's the cumulative effect of a host of traffic calming techniques that makes a difference. ...more >

What are the issues where a trail crosses a road?

The safety goal at any crossroad is that users on crossing approaches become aware of the intersection sufficiently in advance to prepare as necessary and make their crossings in an ordered and predictable sequence that avoids conflict and crashes. ...more >

What are the issues where a trail crosses a road?

The safety goal at any crossroad is that users on crossing approaches become aware of the intersection sufficiently in advance to prepare as necessary and make their crossings in an ordered and predictable sequence that avoids conflict and crashes. ...more >

What factors are important in designing a safe street for pedestrians?

Pedestrians must be included as a matter of course in the planning and design of roadway plans. This includes reconstruction, repaving, and retrofits of existing streets. Only by integrating pedestrian facilities wholesale will the transportation system work in totality. ...more >

What is a median?

Medians are raised barriers in the center portion of the street or roadway that can serve as a landing place for pedestrians who cross a street midblock or at an intersection location. They may provide space for trees and other landscaping. ...more >

What is a median?

Medians are raised barriers in the center portion of the street or roadway that can serve as a landing place for pedestrians who cross a street midblock or at an intersection location. They may provide space for trees and other landscaping. ...more >

What is a roundabout?

A roundabout is a circular intersection. Traffic maneuvers around the circle in a counterclockwise direction, and then turns right onto the desired street. All traffic yields to motorists in the roundabout and left- ...more >

What is a roundabout?

A roundabout is a circular intersection. Traffic maneuvers around the circle in a counterclockwise direction, and then turns right onto the desired street. All traffic yields to motorists in the roundabout and left- ...more >

What is traffic calming?

Traffic calming measures can be used in neighborhoods and local streets to slow motor vehicle traffic through horizontal and vertical deflections. Some examples of traffic calming measures include speed tables, ...more >

What is traffic calming?

Traffic calming measures can be used in neighborhoods and local streets to slow motor vehicle traffic through horizontal and vertical deflections. Some examples of traffic calming measures include speed tables, ...more >

What is a public right-of-way?

Answer: A public right-of-way is the strip of land on which infrastructure such as highways, railroads or power lines are built. The right-of-way is owned by a public jurisdiction and includes the area where sidewalks are built and traffic signs are posted. ...more >

What is a public right-of-way?

Answer: A public right-of-way is the strip of land on which infrastructure such as highways, railroads or power lines are built. The right-of-way is owned by a public jurisdiction and includes the area where sidewalks are built and traffic signs are posted. ...more >

I'd like to see colored bike lanes in my community. What color should we use and what impact with they have?

Many European countries use colored bike lanes to demarcate space for bicyclists and to draw motorists' attention to the bike lanes. The Danes use blue, the Dutch use red, the British use red or green, ...more >

What does the flashing DON'T WALK signal mean?

Oftentimes pedestrians are confused because the flashing DON'T WALK display appears before they finish crossing the street. Usually, there is nothing wrong with the traffic signal timing, there is just a misunderstanding of what the pedestrian signal means. ...more >

Is it true that trails and bike paths are more dangerous than roads?

There's an oft-quoted statistic that riding on a bike paths is 2.6 times more dangerous than riding on the road. The number comes from a 1974 masters thesis study of adult cyclists that was used by author John Forester in his book & ...more >

Are bicyclists allowed to ride on the road?

Yes! In all 50 states, bicyclists are either considered vehicles or have the same rights and responsibilities as the operator of a motor vehicle. In general, bicyclists are legally allowed to ride their bikes on all public roads unless they have been specifically excluded, ...more >

How safe is it to bicycle on interstates?

A study of the nearly 4,000 bicycle fatalities in the United States between 1994 and 1998 found that seven bicyclists were killed on rural interstates. All seven riders were riding in the travel lane rather than on the shoulder. ...more >

How important are bicycle facility and roadway maintenance to bicycle safety and access?

Proper bicycle facility and roadway maintenance may be one of the most important ways that states and local communities can improve the safety and accessibility of roads and shared-use paths to bicyclists. ...more >

Why don't we have enough time to cross? (Why does the WALK change to DON'T WALK before I finish crossing?)

Many people do not understand the meaning of the WALK/DON'T WALK pedestrian signals (or WALKING PERSON/UPRAISED HAND). Many pedestrians want to see the WALK signal during the entire crossing. This is simply not possible in many cases, ...more >

Why doesn't our city install more flashers to slow down traffic at pedestrian crossings?

Flashing yellow warning beacons, commonly called flashers, are frequently requested in the belief that they will reduce vehicle speeds and improve safety. Flashing beacons are generally helpful when used to alert drivers of an unexpected condition that is not readily apparent. ...more >

For uncontrolled pedestrian crossings (i.e. no traffic signal or stop sign is present), is it safer to have a marked or unmarked crosswalk?

Factors such as traffic volume, speed limit, number of lanes, median type, and pedestrian exposure affect the safety of marked and unmarked crosswalks. In most cases, a marked crosswalk alone is no safer - ...more >

How many bicycles are sold each year?

According to Bicycle Retailer and Industry News analysis of U.S. Commerce Department data, the total US Bicycle Market rose from 15.2 million in 1997 to 19.6 million in 2005. The economic recession of 2001 hit the bike market hard. ...more >