PITTSBURGH — UPDATE 3:34 p.m.: The signals on the inbound side of the Squirrel Hill tunnel have been repaired.
The Squirrel Hill Tunnel is open, despite what the lights say.
According to PennDOT, malfunctioning equipment is causing the signals on the inbound side to remain on yellow.
No word on how long that will take. PennDOT is asking drivers to use caution in the area.
Crews are working to fix it.
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