Difference between revisions of "748.5 Matching Existing Structures"
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m (Updated link to EPG 131.1, formerly EPG 131.4) |
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[[image:748.5 Photo Matching Existing.jpg|right|500 px]] | [[image:748.5 Photo Matching Existing.jpg|right|500 px]] | ||
| − | When an existing structure that is to be replaced has provided adequate performance, a [[131.1 Design Exception Process|design exception]] to match the hydraulic performance of the existing structure is necessary and | + | When an existing structure that is to be replaced has provided adequate performance, a [[131.1 Design Exception Process|design exception]] to match the hydraulic performance of the existing structure is necessary and encouraged. Thorough documentation of the adequate historical performance is included with the Design Exception. |
[[Category:748 Hydraulics and Drainage|748.05]] | [[Category:748 Hydraulics and Drainage|748.05]] | ||
Revision as of 14:32, 21 December 2011
When an existing structure that is to be replaced has provided adequate performance, a design exception to match the hydraulic performance of the existing structure is necessary and encouraged. Thorough documentation of the adequate historical performance is included with the Design Exception.
