25 Pa. Code § 87.109 - Hydrologic balance: discharge structures
Discharge from dams, ponds, embankments, impoundments and diversions shall be controlled by energy dissipators, riprap channels and other devices when necessary to reduce erosion, to prevent deepening or enlargement of stream channels and to minimize disturbance of the hydrologic balance. Discharge structures shall be designed according to standard engineering design procedures.
Notes
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