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International Database and Gallery of Structures

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Permanent repair of the San Antonio Y Interchange (Texas, USA)

The following images, photographs, illustrations, videos and media or "Permanent repair of the San Antonio Y Interchange (Texas, USA)" include visual details and information about this product or case study.

The Y Interchange in the centre of San Antonio, Texas

For each type of anchorage, custom caps were installed.

The voids inside the post-tensioning tendons were filled using a vacuum or vacuum-assisted grouting method.
: The voids inside the post-tensioning tendons were filled using a vacuum or vacuum-assisted grouting method.

A significant amount of the work had to be completed at night because the hatches were often located directly above heavy traffic areas of street level roadways and parking lots.

One of the largest challenges was the access to the work areas inside of the precast segments.
: One of the largest challenges was the access to the work areas inside of the precast segments.

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