Drainage Contractor


2020 Overholt Drainage School

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March 09 - March 12, 2020
Fairfield County Ag Center 831 College Avenue, Lancaster, OH

The 2020 Overholt Drainage School will be held in Lancaster, OH at the Fairfield Agricultural Center from March 9 to 12.

The four-day program will provide continuing education for land improvement contractors, soil and water conservation technicians, farmers, engineers, consultants, sanitarians, and others.

Topics will include:

  • Agricultural subsurface drainage: System design, layout and installation
  • Drainage water management: Controlled drainage system design, layout and installation
  • Applications for water management, drainage water harvesting
  • Water quality improvement practices for Midwest agricultural drainage
  • Issues with nitrogen and phosphorus
  • Benefits for water quality and crop yields
  • Water management zones, mains, lateral spacing
  • Layout examples and exercises
  • WTC structure installation
  • Wood-chip bioreactors, phosphate filters
  • Blind surface inlets and
  • Buffers with controlled drainage.

Pre-registration is required. Submit registration form with payment before the deadline of March 6. Registration includes: tuition, lunches, refreshments, materials, supplies, manuals, engineer’s scale, and certificate of completion as appropriate for each day.

Bring calculator and pencils. If possible bring draft designs, as-built drawings to share with instructors and participants.

Confirmations, directions, and hotel list will be emailed upon receipt of registration and payment. There is a partial refund if cancellation is made by March 5.

Contact Dr. Larry Brown at brown.59@osu.edu, or call 614-292-3826 (office) or 614-264-7916 (cell, leave message) with any questions. Access the Overholt Drainage School 2020 registration form online.

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