The standards of use applicable to manufactured homes shall apply equally to commercial coaches. The following standards shall apply:
A. Certification. All manufactured homes must be certified under the National Manufactured Housing Construction and Safety Standards Act of 1974, enacted June 15, 1976.
B. Water. Prior to and during such use, an adequate supply of potable water shall be available for domestic use and fire protection and be subject to approval by the Sierra County Health Department.
C. Sewage Disposal. Prior to such use, the Sierra County Health Department must determine that the area or tract of land on which the structure is to be located is sufficient to accommodate an adequate sewage disposal system and that such sewage disposal system shall be installed prior to occupancy under the supervision of, and with approval by, the County Health Department.
D. Service Connections. Prior to such use, all the service connections for plumbing, gas, electricity, sewage and any structural installations related thereto are to be installed to the satisfaction of the County Building Department and the County Health Department.
E. Foundation. All manufactured homes shall be placed on a permanent perimeter foundation that meets applicable County Building Code requirements and the California Health and Safety Code, such that the floor elevation of the proposed dwelling is reasonably compatible with the floor elevations of surrounding dwelling units.
F. Roof Structure. Except for authorized deck areas, all roof structures shall be pitched so there is at least a two-and-one-half-inch vertical rise for each 12 inches of horizontal run. All manufactured homes shall have a minimum 12-inch roof overhang on each of the building’s perimeter walls such that the roof structure is architecturally integrated into the design of the dwelling. In addition, all manufactured homes shall be subject to county snow load requirements and have a design and construction to support this snow load approved by the County Building Department. Conformance to these standards shall be required and verified by the County Building Department prior to the approval of a Building Permit for a manufactured home.
G. Wheels and Axles. All manufactured home tow bars, wheels, and axles shall be removed when the dwelling is installed on the required permanent foundation.
H. Siding Materials. The exterior of the proposed dwelling shall be covered with siding made of nonreflective and nonmetallic appearing materials to the satisfaction of the Planning Department. Acceptable siding material includes wood, stucco, ceramic tile, brick, stone, or other masonry materials, or nonreflective vinyl or metal which gives the reasonable appearance of any of the foregoing, and the siding material need not extend below the foundation. The color and texture of exterior materials shall be compatible with the surrounding single-family structures.
I. Roofing Materials. The exterior roofing surface shall consist of nonreflective materials similar to that which is found on surrounding single-family dwellings. Acceptable roofing materials include composite shingles, ceramic tile, or a textured metal surface with a baked-on color.
J. Garages and Carports. The exterior siding and roofing material of a garage or carport shall be similar in appearance to that of the manufactured home.
K. Second Units. Manufactured housing units serving as secondary dwelling units on a single parcel shall not exceed 640 square feet in size and shall be subject to all other applicable standards of use. The exterior appearance of the manufactured housing unit shall be similar to that of the primary residence.
L. Exceptions. Manufactured homes placed in mobile home parks shall not be subject to the following standards of use requirements:
1. Roof pitch and overhang;
2. Roofing and siding materials;
3. Permanent foundations;
4. Wheel, axle and tow bar removal;
5. Visually compatible carport or garage.