The Boston tunnel has 40 pump stations throughout, according to Gulliver. "None of those pump stations failed," he said. Instead, the flooding was caused by a clog near the main catch basin that ...
The flooding was "quite a bit to deal with." Dozens of pumps were stationed in Boston after rains caused the city to flood. Around 400 feet of the tunnel's roadway was impacted by the flooding ...
Gulliver said that more of the highway was closed because of the flooding covering 400 feet of roadway at the I-90/I-93 split, where the two major highways divide under Boston, near South Station.