Allegheny River Lock And Dam 4 - Braeburn Dike

About Allegheny River Lock And Dam 4 - Braeburn Dike

Allegheny River Lock And Dam 4 - Braeburn Dike is a dam in Westmoreland, Pennsylvania. The dam is owned by Usace - Pittsburgh District (federal). It impounds the Allegheny.

The dam stands 8 feet tall. Completed in 1927, the structure is well-established, with more than 75 years of service.

This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. An emergency action plan is in place for this dam. The most recent inspection on record was 11/07/2018. That was 7 years ago, which is on the longer end for a high-hazard structure.

Living Downstream

If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The Pennsylvania dam safety program can provide more specific information about emergency planning for this structure.

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