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State of Washington Classified Job Specification


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Class Code: 457E
Category: Regulatory Services


In conjunction with a Commercial Vehicle Enforcement Officer, enforces laws and regulations pertaining to weight, size, equipment safety, the transporting of hazardous materials, and licensing permit requirements of commercial vehicles, private carrier busses, and their operators by weighing and/or inspecting vehicles traveling on public highways at fixed weighing facilities;  and/or performs vehicle driver inspections, conducts year-round school bus inspections, assist with investigations of major accidents and fatalities involving commercial vehicles, and assists Commercial Vehicle Enforcement Officers with portable scale weighing functions.

Typical Work

Weighs commercial vehicles with stationary scales to assure compliance with state weight laws; 

Performs school bus and public carrier bus inspections on a year-round basis; 

Inspects equipment on commercial vehicles through comprehensive, critical item safety inspections to assure compliance with laws governing required and proper condition of equipment; assists Commercial Vehicle Enforcement Officers with roadside inspections; 

Measures commercial vehicles and their loads to determine compliance with length, width, height, and other configuration requirements; 

Inspects commercial vehicles transporting hazardous materials to assure compliance with hazardous materials carrier regulations adopted by the state; 

Responds to hazardous materials incidents/accidents to assist at the scene as requested; 

Operates radiological monitoring devices on radioactive loads, as required by state law; 

Takes commercial vehicle enforcement action in compliance with the laws, regulations, and administrative codes enforced; 

Conducts comprehensive equipment inspections of all public pupil transportation vehicles, as required by state law; 

Assists the Major Accident Investigation Team (MAIT) in investigations of major accidents and fatalities involving commercial vehicles; 

In conjunction with a Commercial Vehicle Enforcement Officer initiates and assists with the Drug Interdiction Assistance Program (DIAP); 

In conjunction with Commercial Vehicle Enforcement Officer, initiates and assists with the fuel tax evasion; 

Issues temporary vehicle licenses and use fuel permits; 

Conducts initial on-the-job training of commercial vehicle staff; 

Assembles presentations and testifies in court proceedings, as required; 

Provides directions, information, and assistance to the motoring public; renders first aid as necessary; 

Performs other work as required.

Knowledge and Abilities

Knowledge of:  first aid 

Ability to:  learn laws and rules relating to weights, loads, and licensing of trucks and heavy equipment; use good judgment; deal tactfully and effectively with truckers, equipment operators, and general public; maintain records; prepare reports; understand and follow written and oral instructions.

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

High school or GED.


One year of experience as one or more of the following: communications officer, Commercial Vehicle Enforcement Officer 1, vehicle identification number inspector or a law enforcement officer. 

Certification or completion of a vocational training program or one year of college-level course work will substitute for the above required experience. 

Note: A valid driver’s license is required.

Class Specification History

New class: 5-10-96 (effective 7-1-96)
Revised minimum qualifications/a 12 month probationary period: 4-21-00
New class code: (formerly 41750) effective July 1, 2007
Salary adjustment adopted 6/30/2015, effective 7/1/2015.