The street was closed in September 2020 for a major landslide remediation and stabilization project.

By Molly Onufer, Assistant Communications Director – Mayor’s Office

Photo: City of Pittsburgh

The City of Pittsburgh Department of Mobility and Infrastructure (DOMI) is pleased to announce the reopening of Semicir Street in the Observatory Hill neighborhood as of April 19, 2021.


Semicir Street was closed in September 2020 for a $1.18 million landslide remediation and stabilization project. The work was completed by Mele & Mele & Sons, Inc. and Semicir Street is now open to all traffic. More information about the project can be found on the DOMI website here.

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