Pedestrian hybrid beacons: how the crossing signal works and how drivers should respond
Where beacons fit, what research shows and how to ask your road agency for one
Safety Behind the Wheel Foundation built this guide from Federal Highway Administration (FHWA) guidance and the federal traffic control manual, Insurance Institute for Highway Safety (IIHS) and National Highway Traffic Safety Administration (NHTSA) data, and published research on pedestrian hybrid beacons. Every source is listed at the end. It focuses on where beacons fit, what the research shows and how to ask for one. Our pedestrian safety guide includes a quick table of what each beacon light means for drivers.
What a pedestrian hybrid beacon is, and what it is not
A pedestrian hybrid beacon (PHB) is a signal that helps people cross a street that has no regular traffic light. The federal traffic manual defines it as a device that warns drivers and controls traffic at a spot with no standard signal, so people can use a marked crosswalk [1].
The signal head, which is the box that holds the lights, has two red lights above one yellow light. It stays dark until someone pushes the call button. Then it runs a set series of flashing and steady lights. These bring drivers to a stop, give the person time to cross, and go dark again [2]. “Hybrid” means the device mixes steady signals, like a traffic light, with flashing ones, like a warning beacon [1].
Do not confuse it with a rapid flashing beacon. That device uses two fast flashing yellow rectangles to draw attention to a crossing sign. It never shows red [6]. FHWA’s page says a rapid flashing beacon must not be used at a crosswalk that already has a PHB [6]. Each device suits a different kind of crossing, as this table shows.
Comparison compiled by Safety Behind the Wheel Foundation
How a hybrid beacon and a rapid flashing beacon differ
| Pedestrian hybrid beacon | Rapid flashing beacon | |
|---|---|---|
| Lights | Two red over one yellow [2] | Two fast flashing yellow rectangles [6] |
| Shows red? | Yes | No [6] |
| Where FHWA says it works well | Hard to cross roads, often fast, wide or busy [2] | Multilane crossings with limits under 40 mph [6] |
| FHWA crash figure | 55% fewer pedestrian crashes [2] | Up to 47% fewer pedestrian crashes [6] |
Why busy crossings need more than paint
In 2024, 7,080 people on foot died in traffic collisions across the country, and more than 71,000 were injured [7]. IIHS reports that 74% of those deaths happened away from intersections, and 73% happened at night, between 6 in the evening and 6 in the morning [8]. Around 40% of pedestrian deaths happened while the person was trying to cross a road or street [4].
Paint shows people where to cross. It does not make a driver stop. On a wide road with fast traffic, a person may wait a long time for a safe gap. Some people may take a chance instead.
A PHB changes that. It gives the person a signal that tells drivers to stop [2]. IIHS describes PHBs as the best fit for challenging crossings [4]. For who must yield in your state, see our guide to pedestrian and crosswalk laws by state.
Where road agencies consider a beacon
A crossing review starts with basics: speed, lanes, traffic volume and gaps. FHWA says PHBs are used at crossings that are hard to make, for example where traffic gaps run short or speed limits top 35 mph. They work very well where people cross three or more lanes, or where traffic tops 9,000 vehicles a day on average [2]. That daily average is called annual average daily traffic.
An older FHWA tech sheet says to strongly consider PHBs where limits are 40 mph or higher [3]. The two thresholds differ a little. That is one reason engineers study each site instead of relying on a single cutoff.
A PHB must come with a marked crosswalk and a pedestrian countdown signal, which shows the seconds left to cross [2]. A review also looks at who crosses and how often, how far drivers can see, and whether a traffic signal sits close by. In an Arizona study of 186 beacons, the distance to a nearby signal had a weak link to rear end collisions [9].
The manual says an engineer, or someone supervised by an engineer with the right experience, must make these decisions [1].
What the research says about results
FHWA lists three figures for PHBs. They are 55% fewer pedestrian collisions, 29% fewer total collisions, and 15% fewer fatal and serious injury crashes [2]. The first comes from a 2017 research report. The other two come from a 2010 FHWA study [2].
IIHS cites a 45% drop in pedestrian crashes that caused injury or death, based on a large Arizona study [4]. The numbers differ because the studies count different things. Both point the same way.
The Arizona research compared collisions before and after installation, using other intersections as a reference. Against signalized intersections, and against all intersections combined, it found significantly fewer crashes of every type it tested. These included rear end and angle collisions [9].
Night matters too. A staged crossing study found drivers yielded at very high rates at PHBs, by day and by night, with essentially no difference between the two [10]. Agencies often put beacons at hard crossings. Results at one site may not match another.
A driver’s routine for every beacon
Use the same routine at every crossing, whether the beacon is dark or active.
- Look ahead for the signal head with two red lights over one yellow. Note the crosswalk and call button beside it.
- Ease off the gas as you approach and check both curbs for anyone walking toward the button.
- When the yellow starts flashing, slow down and check your mirror. Plan to stop.
- At steady yellow, stop if you safely can. Do not speed up to beat the red.
- At steady red, stop behind the line and stay stopped. Do not creep into the crosswalk.
- At flashing red, stop, scan every lane and both ends of the crosswalk, and go only when it is clear.
- After you pass, keep your speed down. More people may be waiting.
What alternating flashing red means
In the last display, alternating flashing red, the two red lights flash left and right in turn [2]. FHWA’s tech sheet says this happens while the pedestrian signal shows a flashing DON’T WALK. Drivers may proceed if the crosswalk is clear [3]. State traffic law and driver manuals set the exact legal duty, and wording differs. A habit that fits any wording is to come to a full stop, check every lane, and go only when no one is in the crosswalk.
Where drivers and walkers still get confused
Researchers surveyed drivers in Massachusetts and elsewhere about all five displays. Driver answers often differed from the actions in PHB user guides. Flashing yellow and flashing red caused the most confusion. The authors said communities should consider education before and during installation [5]. FHWA’s tech sheet makes a similar point. Where PHBs are new, it suggests outreach to the public and to law enforcement officers [3]. Safety Behind the Wheel Foundation also encourages communities to teach drivers what each light means before a new beacon turns on.
A 2026 field study filmed walkers at 10 Massachusetts crossings. It found areas of confusion and noted that the “lockout” interval may shape behavior. Lockout is a short period when the beacon ignores new button pushes [11].
Mistakes to avoid as a driver:
- Treating flashing red as a “go” signal without stopping and looking.
- Driving on at steady red because the person seems to have crossed already.
- Passing a stopped vehicle in the next lane.
- Stopping on top of the crosswalk.
As a walker, push the button once, wait for the walk signal, and keep watching traffic as you cross.
Who chooses, buys and installs a beacon
Choosing and installing a beacon is the job of the agency responsible for the road, such as a state, county or city, guided by an engineer [1]. Campuses and private road owners may also buy beacons. The manual covers streets on private sites that are open to public travel [1]. It quotes a model traffic code that says devices on private property used by the public must follow the state manual [1].
Agencies usually hire a traffic engineering firm to study the site and design the crossing. They buy equipment from infrastructure suppliers and use an approved installation contractor. Residents, businesses and neighborhood groups should never install a beacon themselves.
FHWA’s 2018 tech sheet reported costs from $21,000 to $128,000 per unit, with an average of $57,680 [3]. Prices today may differ. The current manual is the 11th Edition. States must bring their own manuals into line with it within two years of its effective date [1].
Upkeep and limits
A good inspection checks these items:
- Every lens lights up, is aimed at drivers and is clear of leaves or glare.
- The call button responds and is easy to reach from a wheelchair or with a cane.
- The pedestrian signal and countdown work, and the crosswalk markings are not faded.
- Nothing, such as a bus or hedge, blocks the view of the crosswalk.
- The timing still fits the road after speed limit or development changes.
A beacon also has limits. It relies on someone pushing the button. FHWA says agencies should place pedestrian signals so all users can reach them [2]. People who cross away from the beacon get no signal at all.
So a beacon works best as one layer. FHWA ties intersection lighting to up to 42% fewer pedestrian crashes [12]. It ties pedestrian refuge islands, which are protected spots in the middle of a road, to 56% fewer pedestrian collisions [13]. Slower speeds help every crossing. See our guide to speeding and speed management.
How to ask your road agency for a review
Start by finding who owns the road. Then describe what you see in plain terms: how long people wait, how fast cars travel, and where near misses happen. Our field guide to safer road design covers the general steps for requesting a fix. These questions are specific to beacons.
You can also ask for a road safety audit. It is a review by a team that is independent of the project. The team looks at all road users, writes a formal report, and the road owner must respond in writing [14]. FHWA lists a 10 to 60% cut in total collisions as the range tied to audits [14].
Frequently asked questions
Do I have to stop at a flashing red beacon?
FHWA says drivers may proceed if the crosswalk is clear [3]. Your state traffic law and driver manual set the legal rule, and wording varies. The safest habit is a full stop, a check of every lane and both ends of the crosswalk, and a slow start. A driver survey found this display among the most confusing, so do not rely on guesswork [5].
Is it the same as a rapid flashing beacon?
No. A rapid flashing beacon has two yellow rectangles that flash quickly and never turn red [6]. A PHB has red lights and brings traffic to a stop. FHWA says a rapid flashing beacon must not be used at a crosswalk that already has a PHB [6].
Why is the beacon red when I see no one crossing?
Once someone pushes the button, the signal starts its sequence [2]. The person may have crossed quickly or stepped back. The red still means stop. Wait for the signal to change, because someone else may be hidden behind a vehicle or a pole.
Can my business or neighborhood group install one?
Not on your own. The road owner must choose and install it, with an engineer making the decision [1]. If the road is private but open to the public, the owner still needs a qualified engineer and should follow the state manual [1]. A neighbor’s best step is to ask the owner for a review.
How much does a pedestrian hybrid beacon cost?
FHWA’s 2018 tech sheet reported a range of $21,000 to $128,000 per unit, with an average of $57,680 [3]. Real costs depend on the road, power supply, crosswalk work and timing changes. Ask the agency for a current estimate.
The bottom line
Recommendation from Safety Behind the Wheel Foundation
Safety Behind the Wheel Foundation urges every driver to stop at a beacon’s red lights and scan the whole crosswalk before going on. A pedestrian hybrid beacon is a simple promise made to people on foot: push the button, and traffic will stop. It works when engineers place it at the right crossings, crews keep it working, and drivers know what each light asks of them.
You can do your part with a calm routine. Slow early, stop at red, scan the whole crosswalk before you go, and never pass a stopped vehicle. If a crossing near you feels unsafe, ask the road owner for a review.
Related articles
- Safer road design: a field guide to the safety fixes on your street
- Pedestrian and crosswalk laws by state: who must yield, and when
- Pedestrian safety for drivers: how to spot, yield to and protect walkers
- Safe System approach: how road design protects you from human mistakes
- Speeding and speed management: why a few mph matter so much
Sources and further reading
- 1Federal Highway Administration. Manual on Uniform Traffic Control Devices for Streets and Highways, 11th Edition, Part 1: General. Published December 2023 (a Revision 1 was posted in December 2025). mutcd.fhwa.dot.gov/pdfs/11th_Edition/part1.pdf
- 2Federal Highway Administration. Pedestrian Hybrid Beacons (FHWA-SA-21-045), web page and PDF version. Updated: date not shown (accessed October 2026). highways.dot.gov/…/pedestrian-hybrid-beacons
- 3Federal Highway Administration. Pedestrian Hybrid Beacon (PHB) countermeasure tech sheet (FHWA-SA-18-064). Dated June 2018 on the sheet (file posted 2022). highways.dot.gov/…/fhwasa18064.pdf
- 4Insurance Institute for Highway Safety and Highway Loss Data Institute. Safety Solution: Pedestrian Crossing Improvements. Published April 2026. Data year: not stated for the 40% figure; the beacon effect comes from a 2021 Arizona study. iihs.org/…/IIHS-HLDI%20Safety%20Solution%E2%80%94…
- 5Caggiano A, Pamarthi J, Zafian TM, Deng MY, Johnson K, Tainter F, Knodler M. An evaluation of driver comprehension of the Pedestrian Hybrid Beacon. Journal of Safety Research 2025;92:181-191. Published online November 2024 (PubMed record). pubmed.ncbi.nlm.nih.gov/39986841
- 6Federal Highway Administration. Rectangular Rapid Flashing Beacons (RRFB). Updated: date not shown (accessed October 2026). highways.dot.gov/…/rectangular-rapid-flashing-beacons-rrfb
- 7National Highway Traffic Safety Administration. Pedestrian Safety: Prevent Pedestrian Crashes. Updated: date not shown (accessed October 2026). Data year: 2024. nhtsa.gov/road-safety/pedestrian-safety
- 8Insurance Institute for Highway Safety. Fatality Facts 2024: Pedestrians. Posted June 2026. Data year: 2024. iihs.org/…/pedestrians
- 9Fitzpatrick K, Park ES. Investigation of crashes at pedestrian hybrid beacons: Results of a large-scale study in Arizona. Journal of Safety Research 2021;78:59-68. Published May 2021 (PubMed record). pubmed.ncbi.nlm.nih.gov/34399932
- 10Fitzpatrick K, Park ES. Nighttime effectiveness of the pedestrian hybrid beacon, rectangular rapid flashing beacon, and LED-embedded crossing sign. Journal of Safety Research 2021;79:273-286. Published October 2021 (PubMed record). pubmed.ncbi.nlm.nih.gov/34848008
- 11Caggiano A, Long S, et al. Pushing the button or pushing the gap? An analysis of pedestrian crossing behavior at pedestrian hybrid beacons. Journal of Safety Research 2026;98:357-375. Published July 2026 (PubMed record). pubmed.ncbi.nlm.nih.gov/42744489
- 12Federal Highway Administration. Crosswalk Visibility Enhancements. Updated: date not shown (accessed October 2026). highways.dot.gov/…/crosswalk-visibility-enhancements
- 13Federal Highway Administration. Medians and Pedestrian Refuge Islands in Urban and Suburban Areas. Updated: date not shown (accessed October 2026). highways.dot.gov/…/medians-and-pedestrian-refuge-islands-…
- 14Federal Highway Administration. Road Safety Audit (FHWA-SA-21-048). Updated: date not shown (accessed October 2026). highways.dot.gov/…/road-safety-audit
This article reflects the safety priorities of pedestrian crossing safety and traffic control devices. It is general education, not legal, insurance or engineering advice. Manuals and traffic laws change, so verify details with official sources. For your own situation, contact your city or county traffic engineering office, your state department of transportation for state highways, and your state motor vehicle agency for driver rules. After a collision, a licensed attorney can advise you. Reviewed October 2026.
Cite this article: Safety Behind the Wheel Foundation. “Pedestrian hybrid beacons: how the crossing signal works and how drivers should respond.” drivewithcare.org, https://drivewithcare.org/pedestrian-hybrid-beacon-how-it-works-driver-response/. Reviewed October 2026.
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