Sounds like a good idea.
Things to take into consideration.
Your complete structure will not be very heavy. You will need to anchor well to ground,,, to keep wind from carrying away. I am not speaking of Tornado Resilience.
The tarps you are considering,,, I am assuming the light duty...
Welcome to BYC. Long ago I also landed on BYC doing a Google search. After reading some,,,, decided to join,, so that I could share my knowledge with others.
WISHING YOU BEST,,,,,,,,,,,,,,,,,,,and :welcome
I research quickly about Edamame. From what I read,,, there are some RED Flags to human consumption ,, especially women. Small amounts seem to be fine.
Raw,,,,, is totally bad. But you say you cook yours. That is supposed to neutralize most of the bad things. That may be correct. Now...
Don't worry about them drowning. When they are ready to hatch, they will internally peck a hole in eggs shell.
but they look anywhere from day 17-19.
5/7 to 5 /24
That translates to day 17
Hen sitting on eggs in the beginning need to count as well.
You can start Lockdown on Saturday...