TM 5-820-3/AFM 88-5, Chap. 3
h. The stilling well shown in figure 5-17 consists
pipe is dependent on the slope and diameter of the
of a vertical section of circular pipe affixed to the
incoming pipe and can be determined from the plot
outlet end of a storm sewer. The recommended
in figure 5-17. The recommended height above the
depth of the well below the invert of the incoming
invert of the incoming pipe is two times the
5-21