Roebling/Delaware Aqueduct, NPS signage at site. December 8, 2007.
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Roebling/Delaware Aqueduct Area - Lord Map. Provided by NPS.
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Roebling/Delaware Aqueduct. July 2006. Photo showing historic drystone retaining wall on the downstream side of the aqueduct abutment. Reconstruction of the flood-demolished upstream wall will closely replicate this one.
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Roebling/Delaware Aqueduct. June 2007. A more recent view of the existing downstream retaining wall.
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Roebling/Delaware Aqueduct. July 2006. After the 2005 flood destroyed the upstream drystone wall, the exposed embankment was covered with rip-rap to protect the abutment and roadway from subsequent flood damage.
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Roebling/Delaware Aqueduct. July 2006. The reconstructed wall will be approximately 50 feet long and 30 feet tall!
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Roebling/Delaware Aqueduct. July 2006.
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Roebling/Delaware Aqueduct. October 21, 2007. Before work begins.
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Roebling/Delaware Aqueduct. October 21, 2007. Vegetation cleared off in preparation of work to begin.
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Roebling/Delaware Aqueduct. October 22, 2007. Day 1 on site, work begins with carefully removing rip-rap to expose original wall footprint/alignment and to salvage as much historic stone as possible.
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Roebling/Delaware Aqueduct. October 22, 2007. Day 1. Exposed end of historic wall. Filter fabric was draped over the wall and exposed soil before the rip-rap was placed.
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Roebling/Delaware Aqueduct. October 29, 2007. Day 6. Foundation course goes in at downhill section, and will be stepped as it rounds the curve uphill.
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