The shooting suspect, who led the CHP on a four-county pursuit and a standoff that shut down I-80, took his own life, the CHP said.
A flood advisory was in effect until 6:45 p.m. Wednesday.
Firefighter-paramedics freed one person who became trapped in their car.
Caltrans announced overnight closures for two consecutive nights this week at the I-80/I-680/SR-12 Interchange Project in Fairfield.
The closure eliminates the left-turn movement from northbound Red Top Road to westbound state Highway 12 toward Napa County.
The remaining 36 acres of the 129-acre annexation area would be in managed open space.
Motorists traveling eastbound on I-80 will need to exit Red Top Road onto Lopes Road back onto the I-80 EB on-ramp.
The collision happened as the roadway was wet from rain, the California Highway Patrol said.
The closure will start on Tuesday, February 24, 2020 and will last through the end of March 2020.
North Texas Street was closed between Air Base Parkway and Atlantic Avenue as police investigated the fatal collision.
Three cars were involved in the fatal collision at the Gold Hill Road freeway off-ramp.
The three left lanes of eastbound I-80 near the I-680 merge were initially blocked, resulting in traffic backups.
Officers at the scene called for the full closure due to a vehicle with a tank they thought might explode, according to the CHP.
Trains were delayed by up to an hour and a half because of medical emergencies, a trespasser incident and a raised bridge.
Fairfield police said work to repair a broken water main has resulted in a week-long road closure.
The Solano County Hazardous Materials Response Team is working to identify the liquid and assure its proper disposal, police said.
A Suisun City man has been identified as the driver who died in the crash.
The roadway flooding was first reported at about 9:20 a.m. Wednesday.
The wreck Monday afternoon left westbound lanes blocked for about an hour.
The incident was reported at 1:59 p.m. Sunday.
The incident was reported around 10:34 a.m.
The fatality Monday afternoon delayed train no. 537 between Vacaville and Suisun.
A two-car collision near Green Valley Road has left at least one person injured, according to CHP reports.