DAM And Ground CRACKS

2005

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NOTE

Some images in this album have an incorrect date overlay. The correct date is in the caption.

Photo II-17 from Ryerson Station Dam Damage Report (DEP, 2010): “DEP photograph, taken April 18, 2005, shows minimal cracking in this area.”
Photo II-12 from Ryerson Station Dam Damage Report (DEP, 2010): “DEP photograph, taken April 18, 2005, shows the seepage in this area.”
Photo II-11 from Ryerson Station Dam Damage Report (DEP, 2010): “DEP photograph, taken July 20, 2005, shows seepage from wall drain on the right (east) side of the dam.”
Spillway with seepage, Aug 2 2005 (incorrect date overlay). Photo courtesy of Brandy Tuttle.
Staff inspecting dam, Aug 2 2005. Photo courtesy of Brandy Tuttle.
Historical vertical crack in the dam previously sealed in 2003 that reopened and widened in 2005, Aug 3 2005. Photo courtesy of Brandy Tuttle.
Historical vertical crack in the dam previously sealed in 2003 that reopened and widened in 2005, Aug 3 2005. Photo courtesy of Brandy Tuttle.
Crack with movement gauge installed by Gannett Fleming. Photo from the Pittsburgh Post-Gazette, Aug 14 2005.
Crack in earth near the dam, Aug 2 2005 (incorrect date overlay). Photo courtesy of Brandy Tuttle.
Photo II-18 from Ryerson Station Dam Damage Report (DEP, 2010): “DEP photograph, taken August 11, 2005, shows cracking in this area has become more severe.”
Photo II-19 from Ryerson Station Dam Damage Report (DEP, 2010): “DEP photograph, taken August 11, 2005, shows separation of the second horizontal joint from the crest of the dam.”
Photo II-29 from Ryerson Station Dam Damage Report (DEP, 2010): “DEP photograph, taken August 12, 2005, shows a separation in the horizontal construction joint on the right (east) side of the dam.”
Gannett Fleming photo from Ryerson Station Dam Damage Report (DEP, 2010): “Open joint between right non-overflow and spillway (photo December 2006).
Gannett Fleming photo from Ryerson Station Dam Damage Report (DEP, 2010): “Sheared concrete where right non-overflow meets spillway (photo December 2006).
Photo IV-a from Ryerson Station Dam Damage Report (DEP, 2010): “DEP photograph taken August 15, 2005, showing road bumps within southbound lane of Bristoria Road.”
Photo IV-b from Ryerson Station Dam Damage Report (DEP, 2010): “DEP photograph taken August 15, 2005, showing road bumps crossing both lanes of Bristoria Road.”
Photo IV-2a from Ryerson Station Dam Damage Report (DEP, 2010): “DEP photograph taken August 22, 2005 showing movement of the western end of Bristoria Road Bridge.”
Photo IV-2c from Ryerson Station Dam Damage Report (DEP, 2010): “DEP photograph taken August 22, 2005 showing cracks in southwest corner of Bristoria Road Bridge.”
Photo IV-3a from Ryerson Station Dam Damage Report (DEP, 2010): “DEP photograph taken on August 17, 2005 showing gas line beginning to heave out of ground.”
Photo IV-3a from Ryerson Station Dam Damage Report (DEP, 2010): “DEP photograph taken on August 19, 2005 showing gas line heave 2 days after it was discovered by DEP.”
Photo IV-5d from Ryerson Station Dam Damage Report (DEP, 2010): “DEP photograph taken on September 8, 2005 showing ground separation at northeastern guide rail mooring of Lazear Lane Bridge.”
Photo IV-8a from Ryerson Station Dam Damage Report (DEP, 2010): “DEP photograph taken on September 19, 2005 showing cracks within westbound lane of Route 21.”
Photo IV-11c from Ryerson Station Dam Damage Report (DEP, 2010): “DEP photograph taken on September 18, 2005 showing heaved and cracked rocks within streambed.”
Photo IV-12e from Ryerson Station Dam Damage Report (DEP, 2010): “DEP photograph taken on September 19 2005 showing ground crack associated with [Texas Eastern] pipeline heave.”
Photo IV-13c from Ryerson Station Dam Damage Report (DEP, 2010): “DEP photograph taken on September 21, 2005 showing ground movement around a Texas Eastern pipeline.”
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