Jake try this. Just go like your going to Middle River.
Get to the junction of Tracy Blvd and Hwy 4 (about 4.5 miles north of Clifton Court Rd/Tracy blvd). Turn West on Hwy 4 - go 13.2 mi Turn Right on SELLERS AVE - go 5.5 mi Turn Right on E CYPRESS RD - go 1.5 mi Bear Left on BETHEL ISLAND RD - go 2.0 mi Turn Right on GATEWAY RD - go 1.0 mi Turn Left on PIPER RD - go 1.0 mi Turn Left on WILLOW RD - go 0.2 mi Arrive at 3861 WILLOW RD, BETHEL ISLAND