This is technical work in the installation, maintenance and removal of open and closed-channel flow monitoring equipment.

Employees in this class perform duties in the installation and operation of flow meters used to measure sewage flow through pump stations before and after repairs are conducted to document the impact of corrective actions on system performance. Duties include installing and starting flow meter equipment, ensuring the meters are operating properly, inputing information through the use of a lap top computer, and removing flow meter equipment. Employees may be assisted by a semi-skilled helper in the performance of assigned duties. Supervision is received from a technical supervisor who reviews work for conformance with established policies and procedures.

ILLUSTRATIVE TASKS

Installs, maintains and removes open and closed-channel flow monitoring equipment.

Determines the presence of toxic gases in confined spaces using a gas detector; observes established safety practices and procedures; visually checks the amount of sewage flowing into the pump station.

Determines the proper type of flow meter to be installed based upon grease content and access to inlet.

Connects meter to lap top computer; inputs pipe diameter, pipe material, and level of flow and actual velocity using a portable velocity meter; starts meter to verify that readings are accurate.

Disconnects lap top computer from flow meter; secures an anchor to wall in manhole and secures flow meter to anchor.

Maintains flow meters by checking readings at pump stations to verify their accuracy, and returning to manholes to clean meters, as required.

Removes flow meters after use; connects lap top computer to flow meter to generate reports on sewage flow.

Performs related work as required.

KNOWLEDGES, ABILITIES, AND SKILLS

Knowledge of sewer lines, sewer layouts, pump stations and sewage flow characteristics.

Knowledge of the installation, maintenance and removal of open and closed-channel flow monitoring equipment.

Knowledge of the occupational hazards and safety precautions applicable to the work.

Some knowledge of lap top computer operation.

Ability to install, maintain and remove flow meters in accordance with departmental procedures.

Ability to follow verbal and written instructions.

Ability to operate lap top computer equipment used in the installation and removal of flow meters.

Physical strength and agility sufficient to perform assigned duties.

MINIMUM QUALIFICATIONS

Graduation from an accredited high school. GED or high school equivalency is acceptable. One year of experience performing water and sewer semi-skilled maintenance or repair tasks is required.

NEW 10-96