APM: SBD/0 Location: I-215 and Iowa Ave, Colton After the SR 60 split we’ll cross into San Bernardino County and enter Colton. APM: 1 Location: I-215 and Barton Rd, Grand Terrace A mile later we’ll enter Grand Terrace. APM: 1 Location: I-215 and Barton Rd, Grand Terrace 2.75 miles to I-10. APM: 1 Location: I-215 and Barton Rd, Grand … Continue reading Interstate 215, SR 60/SR 91 to I-10