The hydraulic mean depth (HMD) for an egg-shaped sewer flowing two-third full is
A. equal to HMD when flowing full
B. less than HMD when flowing full
C. greater than HMD when flowing full
D. none of the above
Answer:C
The hydraulic mean depth (HMD) for an egg-shaped sewer flowing two-third full is
A. equal to HMD when flowing full B. less than HMD when flowing full C. greater than HMD when flowing full D. none of the above