SAN FRANCISCO (CBS SF) — A window that was being repaired on the 45th floor of a high-rise in Rincon Hill fell and shattered on the street Thursday afternoon, but luckily no one was hurt.

Shortly after 2 p.m. the San Francisco Department of Emergency Services tweeted for people and vehicles to avoid the intersection of 1st Street and Folsom due to an unspecified obstruction, saying that emergency crews were on the scene.

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The San Francisco Fire Department Twitter account later confirmed that a window being repaired at the building had fallen and shattered on the sidewalk below.

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The post included a photo that showed the kind of platform used for window cleaning hanging down the side of the building.

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It took crews about a half an hour to clear the broken glass from the sidewalk and street near the intersection. There were no injuries.