Tom scherer an associate professor in extension engineering for north dakota state university ndsu leads ndsu s annual ag tile drainage design workshop.
Tile drainage design.
Brian darren go over what drain tile is and how it helps the environment.
Most of it happens in virtual space on design software and lately online.
To design the tile drainage system for the field.
A particular pipe size on a given grade will only carry a certain amount of water.
Checks the capacity of drain tile on existing drainage systems.
Minimum cover greater than 2 5 ft.
The pipe is usually round cylindrical in shape although there are some square or rectangular shaped drainage systems.
Philip horst precision ag specialist for water management solutions at premier equipment walks us through how they design the correct drainage layout using trimble s wm topo system that creates a.
Drainage system design once we have collected accurate elevation data we set about designing your drainage layout.
We use a combination of gis software packages to process and filter the data then create base maps to help us determine the best layout options for each field.
The workshop includes a lesson on online tools that can help contractors prep for an install he says.
4 diameter is standard sized piping for foundation drainage systems.
Implementing nitrogen fertilizer best management practices can reduce the potential loss of nitrate n.
Shape makes no difference in the flow of water.
Typical spacing 30 to 100 ft.
Typical drain depth range 3 to 6 ft.
The drainage coefficient is the water draining capacity of the drainage system and is typically expressed as a depth of water removed from soil in 24 hours inches day.
Adding perennial crops to the rotation may also reduce n losses to surface waters in addition to decreasing water drainage.
The steeper the grade of the installed pipe the more water it will carry.
The whole drainage water in 24 hours.
Drain tile piping typically ranges in sizes from 2 diameter to 18 diameter.
From gary sands u of mn.
The prinsco drainage calculator estimates the capacity of tile drainage systems.
Varies with soil permeability crop and soil kind of management practices crop extent of surface drainage.
Brian darren go over what drain tile is and how it helps the environment.
C subsurface drainage design unable to deliver water up into the plant root zone a plan should be made of every subsurface drainage project.
Sizes the piping needed on the acreage to.
The size and detail of the plan will vary depending on the scope of the project however all plans should have the same basic information required for the construction of the subsurface drainage system.
