The southbound lanes of Highway 101 in Santa Barbara have been re-opened in Montecito after an early morning crash involving a semi truck and other vehicles caused a major fluid spill, according to CalTrans.

There is no estimated time for re-opening. (Updated: The lanes are now open)

The crash sparked early morning traffic havoc in an area that is currently under construction for Highway 101 expansion.

The California Highway Patrol reported the crash at 1:40 a.m.

Traffic from Highway 101 was being diverted at San Ysidro Road.

Check back for more details and traffic updates.

Joshua Molina is editor of the News-Press and an award-winning journalist with more than 25 years of reporting across the South Coast. He is a professor of journalism at Santa Barbara City College and host of local news show SB Talks with Josh Molina.