From the South:

• I-880 NORTH toward DOWNTOWN OAKLAND
• Take the 23RD AVENUE EXIT
• Stay straight to go on 23RD AVENUE
• Make a U-turn onto 23RD AVENUE
• Turn RIGHT onto E 7TH STREET
• Turn RIGHT onto KENNEDY STREET
• Turn LEFT onto DENNISON STREET
• Dennison St runs straight into Coast Guard Island.

From the North:

• I-880 SOUTH toward ALAMEDA/AIRPORT/SAN JOSE
• Take the exit toward 23RD AVENUE/ALAMEDA
• Turn immediate RIGHT onto DENNISON ST
• Dennison St runs straight into Coast Guard Island.