A. Surfacing Requirements: All of the property used for parking of vehicles and all driveways used for vehicle ingress and egress shall be hard surfaced, paved with asphalt or concrete, meet the minimum regulations set forth in this section and be properly maintained.
B. Special Driveway Regulations:
1. The subgrade for driveway entrances shall be of suitable soil, free of vegetation, trash or other foreign matter, and compacted to one hundred percent (100%) standard proctor density.
2. Driveways shall be at least curb height at a point six feet (6') from the back of the curb.
3. Driveways installed on streets that do not have curb/gutter must have the culvert size approved by the city engineer as part of the plan review process. The grade of the driveway shall be at least equal to the elevation of the crown of the street at a point six feet (6') from the center of the culvert.
4. All saw cut joints for driveways shall have a depth of at least one inch (1") and a width of at least one-eighth inch (1/8"). All expansion joints shall have a width of at least one-half inch (1/2"), and the material used to fill this type of joint shall be made of either redwood, cedar or premolded asphalt. All joints shall be cleaned in accordance with standard city street specifications. An expansion joint must be located at the property line and along the line where the driveway meets the street paving.
5. The permit holder under this section shall be required to pay the cost of all testing of a driveway that may be deemed necessary by the city inspector or engineer. Such tests may include, but are not limited to, soil density, compressive concrete strength, and core samples.
6. The permit holder under this section shall be responsible for the replacement of all defective work and materials not approved by the city inspector, and shall be liable for any damage to existing city streets that is not repaired in a manner suitable to the city.
7. The driveway of any duplex that has a common driveway for both dwelling units shall have a minimum width of thirty six feet (36'). If each of the two (2) dwelling units in a duplex has a separate driveway, then each driveway shall be at least eighteen feet (18') wide. The separate driveways shall have a landscaped area between them, and this area shall be at least four feet (4') wide and be landscaped.
8. The entire length of the primary driveway for any single- family residence must have a minimum width of eighteen feet (18'). Secondary driveways may be as narrow as ten feet (10'). (Ord. 428, 2-10-2015)