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HIGH TUNNEL COURSE 1
By Norman Kilmer
Morgan County Seeds LLC
18761 Kelsay Rd
Barnett, MO 65011
How many of you have a high
tunnel already?
The rest of you, are you
thinking about a high tunnel?
What does the gauge of steel mean?
17 gauge 14 gauge 13 gauge
1/17” 1/14” 1/13”
Does tubing size matter?
1.7”
So what does the gauge or
diameter of the tubing have to
do with a high tunnel?
A bunch!
Each time you increase the
diamet...
What are some other things I need to
look at before buying a high tunnel?
Bracing of tunnel
Sidewall Roof bracing Roof tru...
Bracing of tunnel
Roof bracing
Roof truss braces
Width, no more then 5%.
30’ would be 1 ½’ max.
Length, no more then 3%.
In a 96’ tunnel, max would be 3’.
Trees. Keep tunn...
Other types of tunnels.
Question?
High tunnel course 1
High tunnel course 1
High tunnel course 1
High tunnel course 1
High tunnel course 1
High tunnel course 1
High tunnel course 1
High tunnel course 1
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High tunnel course 1

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American Small Farm Conference 2017

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High tunnel course 1

  1. 1. HIGH TUNNEL COURSE 1 By Norman Kilmer Morgan County Seeds LLC 18761 Kelsay Rd Barnett, MO 65011
  2. 2. How many of you have a high tunnel already? The rest of you, are you thinking about a high tunnel?
  3. 3. What does the gauge of steel mean? 17 gauge 14 gauge 13 gauge 1/17” 1/14” 1/13”
  4. 4. Does tubing size matter? 1.7”
  5. 5. So what does the gauge or diameter of the tubing have to do with a high tunnel? A bunch! Each time you increase the diameter by 1/3, you increase the strength by 66%!
  6. 6. What are some other things I need to look at before buying a high tunnel? Bracing of tunnel Sidewall Roof bracing Roof truss braces Roll up? Drop curtain? Ridge vent? Site selection
  7. 7. Bracing of tunnel
  8. 8. Roof bracing
  9. 9. Roof truss braces
  10. 10. Width, no more then 5%. 30’ would be 1 ½’ max. Length, no more then 3%. In a 96’ tunnel, max would be 3’. Trees. Keep tunnel 20-35’ + tree height away from tree. From a building, 10’ min. 20’ would be better.
  11. 11. Other types of tunnels.
  12. 12. Question?

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