... conduct another soft foot check by loosening all of thePiotrowski / Shaft Alignment Handbook, Third Edition DK4322_C001 Final Proof page 14 6.10.2006 12:07am14 Shaft Alignment Handbook, Third ... ‘‘the under 40 void.’’ What percentage of your maintenance department isbetween the ages of 20 and 40? What percentage of the population is between the ages of 20and 40? Get the drift?Can we ... each of the general contractors including very specific instruc-tions on installation of the foundations, sole plates, correcting soft foot conditions, roughPiotrowski / Shaft Alignment Handbook, ...