permissible velocity

permissible velocity

[pər′mis·ə·bəl və′läs·əd·ē]
(civil engineering)
The highest velocity at which water is permitted to pass through a structure or conduit without excessive damage.
References in periodicals archive ?
The value of permissible velocity of airflow and humidity Working Permissible velocity Permissible humidity [%] class of airflow [[ms.