Curb cuts

In a victory for disability advocates, the de Blasio administration has agreed to survey and ensure that all of the city’s roughly 162,000 sidewalk curbs are accessible for New Yorkers with mobility and vision-impairment issues.

Present on NYC sidewalks, the invention has been crucial in making transportation more accessible.

Manhattan BP Gale Brewer's office studied 1,209 curb cuts along Broadway.