From Riverside:
1. Merge onto CA-91 E via the ramp on the LEFT
toward SAN BERNARDINO.
2. Take the CA-91 E exit toward SAN BERNARDINO.
3. Merge onto I-215 S.I-215 S becomes I-15 S.
4. Take the WINCHESTER ROAD exit.
5. Turn LEFT onto WINCHESTER RD/CA-79 N.
6. Turn RIGHT onto YNEZ RD.
From Oceanside:
1. Turn RIGHT onto CA-76 E.
2. Merge onto I-15 N via the ramp on the LEFT.
3. Take the CA-79 N/WINCHESTER ROAD exit.
4. Turn RIGHT onto WINCHESTER RD/CA-79 N.
5. Turn RIGHT onto YNEZ RD.