Exploring traffic evaporation: Findings from tactical urbanism interventions in Barcelona

• Significant traffic evaporation observed following tactical road space reduction. Traffic on intervention streets diminished by 14% relative to control streets. Neighbouring not significantly affected displacement. Transparent evaluation method could be replicated in future studies. – i.e. the opposite of induced is acknowledged as a well-established phenomenon which presents important implications for local urbanism and mobility policies, but there continue few academic studies explore this issue detail. This paper explores levels implementation multiple interventions 11 Barcelona context COVID-19 pandemic. Based analysis publicly available count data, findings provide empirical support existence significant On average, with -14.8% rest city. In wider vicinity streets, also decreased slightly average (-0.9%) compared city, except immediately adjacent parallel those interventions, reported small increase (+0.7%). Overall, these further street redesign policies entail reduction motor vehicles, suggest that fears congestion such schemes may often unfounded. From methodological standpoint, study offers transparent evaluating