SAN JOSE (CBS SF) — CHP in the South Bay on Thursday said an injury accident involving multiple vehicles, including what appeared to be a box truck that rolled, shut down northbound lanes of Highway 101 in San Jose for over two hours.

The 511.org Twitter account posted about the incident shortly after 11:30 a.m. Thursday, saying the accident happened north of Guadalupe Parkway in San Jose.

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CHP issued a severe traffic alert at that time, noting that multiple lanes were closed.

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As of 12:19 p.m., the left and center lanes remained blocked. About a half an hour later, the San Jose CHP office tweeted that there was still not estimated time to reopen lanes.

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All lanes of the freeway were reopened by about 1:40 p.m., CHP said.