Traffic Light Malfunctions and Responses

A citywide traffic light malfunction occurred due to an overnight software upgrade, affecting about 600 intersections. The Department of Transportation (DOT) worked to restore the lights, taking five hours to fix half of them. The issue caused some lights to flash or go dark, creating dangerous conditions for drivers and pedestrians. Despite the chaos, no accidents were reported. The DOT stated this was an unprecedented problem during a software upgrade, and all but three lights were eventually repaired.

What was the cause of the traffic light malfunction?

• A hardware failure

• A traffic accident

• A software upgrade

• A power outage

Approximately how many intersections were affected by the malfunction?

• 300

• 1200

• 600

• 900

What did some of the malfunctioning traffic lights turn into?

• Stop signs

• Yellow lights

• Green lights

• Flashing lights

How long did it take to restore half of the traffic signals?

• Three hours

• Five hours

• Four hours

• Two hours

Which street in Carroll Gardens had a traffic light that was working intermittently?

• Court Street

• Main Street

• Broadway

• Fifth Avenue

What did a woman do to help pedestrians cross the street at 57th and 10th in Manhattan?

• Used a flashlight

• Held up her hand

• Used a whistle

• Held up a sign

Where did a woman seem nervous while crossing the street?

• Court Street

• 42nd Street

• 57th and 10th

• 57th and 7th

How many traffic lights were still not repaired by the end of the report?

• Two

• Four

• One

• Three