JOB Under close supervision of the Manager, Planning Department, conducts the engineering studies, hydraulic analysis, and other tasks necessary to support operation of and long-range planning for Fairfax Water’s transmission and distribution facilities. EXAMPLE OF DUTIES
- Conducting preliminary engineering studies and hydraulic analysis to establish the need, feasibility, function and priority of various system improvements such as pumping stations, storage facilities, or transmission mains.
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Calibration, maintenance and application of Fairfax Water’s hydraulic model, including:
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Periodic update and calibration of the model to reflect changes to Fairfax Water’s network.
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Documentation of modeling assumptions.
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Conducting hydraulic steady-state and extended period simulation simulations to support engineering studies and analysis.
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Coordinating with and providing guidance to other FW staff members who may be applying the model as for other purposes, such as fire flow analysis.
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Performing detailed studies and analyses aimed at providing a justification for capital improvements to existing and future water supply facilities, including evaluation of alternative scenarios.
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Preparing cost and justification information for Fairfax Water’s Capital Improvement Program.
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Supporting update and maintenance of Fairfax Water’s Water Supply System Master Plan.
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Serving as Project Manager for specifically assigned projects, including tracking project schedule and budget, overseeing ongoing work, responding to consultant inquiries, and reviewing reports or other deliverables.
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Reviewing design documents to include plans, specifications, project schedules, expenses and reports on assigned projects.
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Coordinating design activities with various consulting engineering firms.
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Furnishing consultants with hydraulic system information as needed.
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Coordinating with the Chief, Short Range Planning, regarding hydraulic or other information necessary for review of site development plans.
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Identification of opportunities to coordinate Fairfax Water system improvements with planned highway or other construction projects.
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Updating Fairfax Water’s demand projections, including obtaining population information, trending historic water use, and evaluating various approaches to developing demand projections.
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Updating Fairfax Water’s System Storage Analysis, including conducting a mass balance, evaluating system demands, and performing a network analysis.
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Developing operating guidelines to support optimization of Fairfax Water’s transmission and distribution system.
