Permit): 1. Parking lots, although no structures other than fencing are allowed. 2. Maintenance/repair facilities 3. Train stations E. Sound attenuation walls shall be permitted subject to design review pursuant to the provisions of Chapter 19.710
Read it in the chapter →How this ordinance defines it
The operative definition is the local one. Codes routinely subdivide a category into tiers — “day care 2, family”, “group home 2” — and attach different permissions to each, so only Riverside’s own text settles what this covers.