The three-day BART Transbay Tube closure is underway and will last until Tuesday at 4 a.m. and a construction project has closed the intersection of 4th and King streets in the city, right next to AT&T Park.
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An army of BART customer service agents were at the Transbay Terminal helping BART riders find bus shuttles between San Francisco and Oakland.
Donna Turner had no complaints about her bus trip over the Bay Bridge. "In fact, it was quicker than waiting at a BART station for a train," she said.
Tom Boyland, the Operations Supervisor, knows this weekend will be a hassle for many commuters.
MORE INFORMATION FROM SAN FRANCISCO MUNICIPAL TRANSPORTATION AGENCY(SFMTA)
"It's an inconvenience, we understand. Everyone has been very cooperative," he said.
For those who decided to drive the Bay Bridge, they had lots of company as there were big delays at the Bay Bridge toll plaza by midday.
Some opted for the ferry, despite the long lines.
Extra ferries were running Saturday, but many sold out early forcing even more delays.
Back in San Francisco, Muni construction has parts of King Street closed. The intersection at 4th and King is closed for Central Subway work.
That meant delays and detours around the 280 northbound off ramp.
That could be a major problem for concert-goers set to see Billy Joel play Saturday night at AT&T Park. The Ballpark Ferry is already sold out.