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State of Washington Classified Job Specification


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Class Code: 391R
Category: Protective Services


Under the supervision of the Assistant Chief, examines plans for mobile homes, factory built housing, commercial coaches and recreational vehicles to determine compliance with Washington codes, rules, and regulations.

Typical Work

Interprets building plans, including electrical and mechanical; compares such plans to established standards; 

Advises, coordinates, and reviews plans with architects, engineers, mobile home and factory built housing owners and dealers, manufacturers and the general public; 

May direct the work in the issuance of state insignias or permits; 

Works cooperatively with manufacturers and building inspectors in the interpretation of requirements for factory built housing, mobile homes, commercial coaches and recreational vehicles; and the preparation of effective correspondence; 

Under direction of the assistant chief at intervals may be assigned field inspection duties; 

Performs other work as required.

Knowledge and Abilities

Knowledge of:  basic mathematic and mechanical practices; applicable national codes and State rules and regulations on the manufacture, distribution and installation of factory built housing, mobile homes, trailer coaches and recreational vehicles. 

Ability to: read and interpret blueprints and apply applicable rules and regulations; explain technical requirements to laymen; meet and deal effectively with others; prepare clear and concise reports.

Legal Requirement(s)

There may be instances where individual positions must have additional licenses or certification. It is the employer’s responsibility to ensure the appropriate licenses/certifications are obtained for each position.

Desirable Qualifications

Five years of experience as a journeyman plumber, electrician, ventilation craftsman, or as a building inspector or supervisor of building construction or in the manufacture or inspection of mobile homes, commercial buildings, trailer coaches, or factory built housing. 

College training in electrical or mechanical engineering or architecture may be substituted, year for year, for a maximum of two years of experience.

Class Specification History

New class Effective February 16, 1973
New class code: (formerly 43620) effective July 1, 2007