Service Delivery

Examining generalization of motorist yielding at an adjacent crosswalk with variations of the gateway sign configuration

Hochmuth et al. (2020) · Journal of Applied Behavior Analysis 2020
★ The Verdict

Offset gateway signs at one crosswalk can boost driver yielding at a neighboring crossing too.

✓ Read this if BCBAs helping cities or schools design low-cost street safety fixes.
✗ Skip if Clinicians only running clinic-based skill programs with no traffic component.

01Research in Context

01

What this study did

Hochmuth and team tested a new sign setup at two crosswalks. They placed gateway signs in the street at the edges and lane lines. Then they watched drivers at both the treated crosswalk and a nearby crosswalk with no signs.

The goal was to see if yielding would spread to the untreated crossing.

02

What they found

Drivers yielded more when the full gateway was in place. The good news: when only half the signs were used at the first crosswalk, yielding stayed high there and also rose at the second, untreated crosswalk.

A partial setup can give you two safer crossings for the price of one.

03

How this fits with other research

Houten (1988) got 80% fewer pedestrian-vehicle conflicts by adding advance stop lines and a roadside sign. Hochmuth keeps the sign idea but moves the cue into the travel lane and checks generalization—an update, not a clash.

Van Houten et al. (2005) also played with sign timing and saw smoother driver choices. Both studies show small layout tweaks beat big infrastructure spends.

Bennett et al. (1973) proved a simple handbill can nudge grocery shoppers; Hochmuth shows a simple sign can nudge motorists. Same low-tech theme, new road setting.

04

Why it matters

You can make crossings safer without painting the whole block. Ask your city to install gateway signs at one high-risk crosswalk and track yielding at the next crossing over. If the partial setup works, you just doubled safety for the cost of a few sign panels—easy data, fast win.

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→ Action — try this Monday

Count driver yielding at two nearby crossings, then pitch a partial gateway sign kit for the busier one and keep counting at both.

02At a glance

Intervention
other
Design
single case other
Finding
positive

03Original abstract

The gateway sign configuration has been effective at increasing motorist yielding and reducing speeds at crosswalks. A gateway configuration uses in-street signs at a crosswalk on each edge of the roadway and on each lane line. Although this intervention is effective at increasing motorist yielding at uncontrolled crosswalks, the limits of the intervention have yet to be tested. The present study examined if 1) the effects of the gateway intervention on one crosswalk would generalize to an untreated adjacent crosswalk, and 2) if the effects of an offset configuration of signs which partially treated each crosswalk could maximize the effects of that generalization. Experiment 1 showed that less yielding occurred at the untreated crosswalk than at the treated crosswalk, though yielding was higher than baseline. In Experiment 2, results showed that an offset gateway configuration could produce comparable levels of yielding at both crosswalks.

Journal of Applied Behavior Analysis, 2020 · doi:10.1002/jaba.735