A look at the construction of the PFO Seismic Test Facility -- 2004/2005

Completing the forms -- September 2004. (click pict for full image).

Emplacing the vaults -- November 2004. (click pict for full image).

Prepared for tunnel sections. (click pict for full image).

Installation of the 100'-long tunnel. (click pict for full image).

And covered over after days of backfilling -- August 2005. (click pict for full image).

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