APM: 20
Location: I-680 and SR 4, Pacheco, Contra Costa Cty
Reassurance shield after the SR 4 interchange.
APM: 20
Location: I-680 and Concord Ave, Pleasant Hill
I-680 very briefly clips the Pleasant Hill city limits.
APM: 19
Location: I-680 and Concord Ave, Concord
Just after that, we’ll enter Concord.
APM: 19
Location: I-680 and Contra Costa Blvd, Concord
Reassurance shield after the Contra Costa Blvd interchange.
APM: 19
Location: I-680 and Concord Ave, Concord
Reassurance shield after a ramp from Concord Avenue.
APM: 18
Location: I-680 and SR 242, Concord
Reassurance shield as SR 242 merges onto I-680 on the right. There’s no access to 242 north from here.