Thanks for the ping, lucyt
http://www.freerepublic.com/focus/news/3524651/posts?page=8#8
Calculations here, (h/t 21twelve)
Won’t be enough...
*
Ping.
From # 8.
>>>>the 4 inches per hour is a foot every three hours. Monday morning to Wednesday morning is 48 hours divided by 3 hours = 16 feet draw down. Not quite the 50 feet they wanted.
Hopefully the 50 feet is a conservative estimate.
“Okay guys, we can get by with 15 feet of draw-down, but lets have a safety factor of three and try to get it to about 50 feet.”<<<<