Category:748 Hydraulics and Drainage - Revision history

Smithk at 19:30, 9 June 2014

2014-06-09T19:30:56Z

← Older revision		Revision as of 14:30, 9 June 2014
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	To produce the most practical and flexible design, each hydraulic design aspect and the associated flood frequency must be considered and established based upon the relative risks and costs. The flood ''frequency'' establishes a design storm and associated discharge; EPG 748 ''criteria'' ~~establishes~~ the acceptable level of performance for that event. In lieu of a single “design flood frequency”, the flood frequency associated with each hydraulic design aspect will be shown on the plans, i.e., “backwater design frequency”, “roadway design frequency”, “freeboard design frequency”, etc.		To produce the most practical and flexible design, each hydraulic design aspect and the associated flood frequency must be considered and established based upon the relative risks and costs. The flood ''frequency'' establishes a design storm and associated discharge; EPG 748 ''criteria'' establish the acceptable level of performance for that event. In lieu of a single “design flood frequency”, the flood frequency associated with each hydraulic design aspect will be shown on the plans, i.e., “backwater design frequency”, “roadway design frequency”, “freeboard design frequency”, etc.

	[[131.1 Design Exception Process\|Design exceptions]] for frequency or criteria are encouraged when they are practical.		[[131.1 Design Exception Process\|Design exceptions]] for frequency or criteria are encouraged when they are practical.

Smithk: Per Bridge, minor clarification

2014-06-09T19:29:46Z

Per Bridge, minor clarification

← Older revision		Revision as of 14:29, 9 June 2014
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	To produce the most practical and flexible design, each hydraulic design aspect and the associated flood frequency must be considered and established based upon the relative risks and costs. The flood ''frequency'' establishes a design storm and associated discharge ~~and the~~ ''criteria'' establishes the acceptable level of performance ~~during~~ that event. In lieu of a single “design flood frequency”, the flood frequency associated with each hydraulic design aspect will be shown on the plans, i.e., “backwater design frequency”, “roadway ~~overtopping~~ design frequency”, “freeboard design frequency”, etc.		To produce the most practical and flexible design, each hydraulic design aspect and the associated flood frequency must be considered and established based upon the relative risks and costs. The flood ''frequency'' establishes a design storm and associated discharge; EPG 748 ''criteria'' establishes the acceptable level of performance for that event. In lieu of a single “design flood frequency”, the flood frequency associated with each hydraulic design aspect will be shown on the plans, i.e., “backwater design frequency”, “roadway design frequency”, “freeboard design frequency”, etc.

	[[131.1 Design Exception Process\|Design exceptions]] for frequency or criteria are encouraged when they are practical.		[[131.1 Design Exception Process\|Design exceptions]] for frequency or criteria are encouraged when they are practical.

Smithk: Updated link to EPG 131.1, formerly EPG 131.5

2010-05-13T14:32:23Z

Updated link to EPG 131.1, formerly EPG 131.5

← Older revision		Revision as of 09:32, 13 May 2010
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	To produce the most practical and flexible design, each hydraulic design aspect and the associated flood frequency must be considered and established based upon the relative risks and costs. The flood ''frequency'' establishes a design storm and associated discharge and the ''criteria'' establishes the acceptable level of performance during that event. In lieu of a single “design flood frequency”, the flood frequency associated with each hydraulic design aspect will be shown on the plans, i.e., “backwater design frequency”, “roadway overtopping design frequency”, “freeboard design frequency”, etc.		To produce the most practical and flexible design, each hydraulic design aspect and the associated flood frequency must be considered and established based upon the relative risks and costs. The flood ''frequency'' establishes a design storm and associated discharge and the ''criteria'' establishes the acceptable level of performance during that event. In lieu of a single “design flood frequency”, the flood frequency associated with each hydraulic design aspect will be shown on the plans, i.e., “backwater design frequency”, “roadway overtopping design frequency”, “freeboard design frequency”, etc.

	[[131.4 Design Exception Process\|Design exceptions]] for frequency or criteria are encouraged when they are practical.		[[131.1 Design Exception Process\|Design exceptions]] for frequency or criteria are encouraged when they are practical.

EPG-Admin: remove "Key Points" box from the article

2008-11-19T16:33:46Z

remove "Key Points" box from the article

← Older revision		Revision as of 11:33, 19 November 2008
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	~~{\|border="4"~~
	~~!style="background:yellow"\|'''[[Key Points 700 Hydraulics\|Key Points - Hydraulics]]'''~~
	\|}

	To produce the most practical and flexible design, each hydraulic design aspect and the associated flood frequency must be considered and established based upon the relative risks and costs. The flood ''frequency'' establishes a design storm and associated discharge and the ''criteria'' establishes the acceptable level of performance during that event. In lieu of a single “design flood frequency”, the flood frequency associated with each hydraulic design aspect will be shown on the plans, i.e., “backwater design frequency”, “roadway overtopping design frequency”, “freeboard design frequency”, etc.		To produce the most practical and flexible design, each hydraulic design aspect and the associated flood frequency must be considered and established based upon the relative risks and costs. The flood ''frequency'' establishes a design storm and associated discharge and the ''criteria'' establishes the acceptable level of performance during that event. In lieu of a single “design flood frequency”, the flood frequency associated with each hydraulic design aspect will be shown on the plans, i.e., “backwater design frequency”, “roadway overtopping design frequency”, “freeboard design frequency”, etc.

	[[131.4 Design Exception Process\|Design exceptions]] for frequency or criteria are encouraged when they are practical.		[[131.4 Design Exception Process\|Design exceptions]] for frequency or criteria are encouraged when they are practical.

EPG-Admin at 13:23, 27 June 2007

2007-06-27T13:23:37Z

← Older revision		Revision as of 08:23, 27 June 2007
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	To produce the most practical and flexible design, each hydraulic design aspect and the associated flood frequency must be considered and established based upon the relative risks and costs. The flood ''frequency'' establishes a design storm and associated discharge and the ''criteria'' establishes the acceptable level of performance during that event. In lieu of a single “design flood frequency”, the flood frequency associated with each hydraulic design aspect will be shown on the plans, i.e., “backwater design frequency”, “roadway overtopping design frequency”, “freeboard design frequency”, etc.		To produce the most practical and flexible design, each hydraulic design aspect and the associated flood frequency must be considered and established based upon the relative risks and costs. The flood ''frequency'' establishes a design storm and associated discharge and the ''criteria'' establishes the acceptable level of performance during that event. In lieu of a single “design flood frequency”, the flood frequency associated with each hydraulic design aspect will be shown on the plans, i.e., “backwater design frequency”, “roadway overtopping design frequency”, “freeboard design frequency”, etc.

	[[~~:category:~~131.4 Design Exception Process\|Design exceptions]] for frequency or criteria are encouraged when they are practical.		[[131.4 Design Exception Process\|Design exceptions]] for frequency or criteria are encouraged when they are practical.

EPG-Admin at 20:51, 10 January 2007

2007-01-10T20:51:14Z

← Older revision		Revision as of 15:51, 10 January 2007
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	To produce the most practical and flexible design, each hydraulic design aspect and the associated flood frequency must be considered and established based upon the relative risks and costs. The flood ''frequency'' establishes a design storm and associated discharge and the ''criteria'' establishes the acceptable level of performance during that event. In lieu of a single “design flood frequency”, the flood frequency associated with each hydraulic design aspect will be shown on the plans, i.e., “backwater design frequency”, “roadway overtopping design frequency”, “freeboard design frequency”, etc.		To produce the most practical and flexible design, each hydraulic design aspect and the associated flood frequency must be considered and established based upon the relative risks and costs. The flood ''frequency'' establishes a design storm and associated discharge and the ''criteria'' establishes the acceptable level of performance during that event. In lieu of a single “design flood frequency”, the flood frequency associated with each hydraulic design aspect will be shown on the plans, i.e., “backwater design frequency”, “roadway overtopping design frequency”, “freeboard design frequency”, etc.

	[[131.4 Design Exception Process\|Design exceptions]] for frequency or criteria are encouraged when they are practical.		[[:category:131.4 Design Exception Process\|Design exceptions]] for frequency or criteria are encouraged when they are practical.

EPG-Admin at 16:49, 19 December 2006

2006-12-19T16:49:48Z

← Older revision		Revision as of 11:49, 19 December 2006
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	To produce the most practical and flexible design, each hydraulic design aspect and the associated flood frequency must be considered and established based upon the relative risks and costs. The flood ''frequency'' establishes a design storm and associated discharge and the ''criteria'' establishes the acceptable level of performance during that event. In lieu of a single “design flood frequency”, the flood frequency associated with each hydraulic design aspect will be shown on the plans, i.e., “backwater design frequency”, “roadway overtopping design frequency”, “freeboard design frequency”, etc.		To produce the most practical and flexible design, each hydraulic design aspect and the associated flood frequency must be considered and established based upon the relative risks and costs. The flood ''frequency'' establishes a design storm and associated discharge and the ''criteria'' establishes the acceptable level of performance during that event. In lieu of a single “design flood frequency”, the flood frequency associated with each hydraulic design aspect will be shown on the plans, i.e., “backwater design frequency”, “roadway overtopping design frequency”, “freeboard design frequency”, etc.

	~~The Design High Water Elevation (DHW) will be based on the return period of the freeboard design.~~ [[131.4 Design Exception Process\|Design exceptions]] for frequency or criteria are encouraged when they are practical.		[[131.4 Design Exception Process\|Design exceptions]] for frequency or criteria are encouraged when they are practical.

EPG-Admin at 20:23, 15 December 2006

2006-12-15T20:23:19Z

← Older revision		Revision as of 15:23, 15 December 2006
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	To produce the most practical and flexible design, each hydraulic design aspect and the associated flood frequency must be considered and established based upon the relative risks and costs. The flood ''frequency'' establishes a design storm and associated discharge and the ''criteria'' establishes the acceptable level of performance during that event. In lieu of a single “design flood frequency”, the flood frequency associated with each hydraulic design aspect will be shown on the plans, i.e., “backwater design frequency”, “roadway overtopping design frequency”, “freeboard design frequency”, etc.		To produce the most practical and flexible design, each hydraulic design aspect and the associated flood frequency must be considered and established based upon the relative risks and costs. The flood ''frequency'' establishes a design storm and associated discharge and the ''criteria'' establishes the acceptable level of performance during that event. In lieu of a single “design flood frequency”, the flood frequency associated with each hydraulic design aspect will be shown on the plans, i.e., “backwater design frequency”, “roadway overtopping design frequency”, “freeboard design frequency”, etc.

			The Design High Water Elevation (DHW) will be based on the return period of the freeboard design. [[131.4 Design Exception Process\|Design exceptions]] for frequency or criteria are encouraged when they are practical.

EPG-Admin at 19:41, 15 December 2006

2006-12-15T19:41:02Z

← Older revision		Revision as of 14:41, 15 December 2006
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	\|}		\|}

	To produce the most practical and flexible design, each hydraulic aspect and the ~~resulting design frequencies~~ must be considered and established based upon the relative risks and costs. The ~~hydraulic~~ frequency establishes a design storm and associated discharge and the criteria ~~establish~~ the acceptable level of performance during that ~~storm~~. ~~Instead~~ of ~~the simple term~~ “design frequency”, ~~use~~ the ~~terms~~ “backwater design frequency”, “roadway overtopping design frequency”, “freeboard design frequency”, etc~~. The plans are to show the frequency to which each aspect of the project is designed~~.		To produce the most practical and flexible design, each hydraulic design aspect and the associated flood frequency must be considered and established based upon the relative risks and costs. The flood ''frequency'' establishes a design storm and associated discharge and the ''criteria'' establishes the acceptable level of performance during that event. In lieu of a single “design flood frequency”, the flood frequency associated with each hydraulic design aspect will be shown on the plans, i.e., “backwater design frequency”, “roadway overtopping design frequency”, “freeboard design frequency”, etc.

EPG-Admin at 15:41, 13 December 2006

2006-12-13T15:41:40Z

← Older revision		Revision as of 10:41, 13 December 2006
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	{\|border="4"		{\|border="4"
	!style="background:yellow"\|'''[[Key Points 700 ~~Structures~~\|Key Points - ~~Structures~~]]'''		!style="background:yellow"\|'''[[Key Points 700 Hydraulics\|Key Points - Hydraulics]]'''
	\|}		\|}

	To produce the most practical and flexible design, each hydraulic aspect and the resulting design frequencies must be considered and established based upon the relative risks and costs. The hydraulic frequency establishes a design storm and associated discharge and the criteria establish the acceptable level of performance during that storm. Instead of the simple term “design frequency”, use the terms “backwater design frequency”, “roadway overtopping design frequency”, “freeboard design frequency”, etc. The plans are to show the frequency to which each aspect of the project is designed.		To produce the most practical and flexible design, each hydraulic aspect and the resulting design frequencies must be considered and established based upon the relative risks and costs. The hydraulic frequency establishes a design storm and associated discharge and the criteria establish the acceptable level of performance during that storm. Instead of the simple term “design frequency”, use the terms “backwater design frequency”, “roadway overtopping design frequency”, “freeboard design frequency”, etc. The plans are to show the frequency to which each aspect of the project is designed.