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Combined display of all available logs of ASDSO Dam Safety Toolbox. You can narrow down the view by selecting a log type, the username (case-sensitive), or the affected page (also case-sensitive).

• 23:37, 14 December 2022 Grichards talk contribs deleted page Activity Rate (content was: "__NOTOC__ ---- <!-- Delete any sections that are not necessary to your topic. Add pictures/sections as needed --> There are two common approaches for estimating activity rates on seismic sources: historical seismicity and geologic information. ==Examples== {{Website Icon}} ==Best Practices Resources== {{Document Icon}} ==Trainings== {{Video Icon}} <!-- For info...", and the only contributor was "Rmanwaring" (talk))
• 23:20, 14 December 2022 Grichards talk contribs deleted page Local Geologic Setting (content was: "__NOTOC__ Category:Geologic and Tectonic Setting ---- <!-- Delete any sections that are not necessary to your topic. Add pictures/sections as needed --> An understanding of the rock units, stratigraphy, and geologic structure of a region, consistent with the global tectonic setting, needs to be developed to characterize the nature of the existing faults and potential seismic sources of a region. An experienced geologist should assess and summarize the known geologic and...")
• 23:20, 14 December 2022 Grichards talk contribs deleted page Local Tectonic Setting (content was: "__NOTOC__ Category:Geologic and Tectonic Setting ---- <!-- Delete any sections that are not necessary to your topic. Add pictures/sections as needed --> Clearly identifying and determining the activity level of faults within and adjacent to a project region is critical for development of the input parameters required to perform an SHA. An experienced seismologist should assess and summarize available literature to identify known seismic conditions in a region. The recor...")
• 23:20, 14 December 2022 Grichards talk contribs deleted page Velocity Structure (content was: "__NOTOC__ Category:Geologic and Tectonic Setting ---- <!-- Delete any sections that are not necessary to your topic. Add pictures/sections as needed --> The velocity structure is a generalized model of the earth’s crust using layers having different assumed seismic velocities. It is important in a SHA to have a well-defined velocity structure. Several parameters (''V_S30'', ''Z1.0'', ''Z2.5'') are used in most attenuation relationships. The most important pa...")
• 23:11, 14 December 2022 Grichards talk contribs created page Feasibility (PGA from USGS) (Created page with "__NOTOC__ Category:Seismic ---- “The scope of the seismic hazard study at a site depends on the seismicity of a region or site-specific considerations, the types of structures involved, and the consequences of failure. The design and evaluation of dams for earthquake loading should be based on a comparable level of study and analysis for each phase of the study (seismotectonic, geological, site, geotechnical, and structural investigations) and that level of...")
• 22:30, 14 December 2022 Rmanwaring talk contribs created page Creating a Best Practices Resource Page (Created page with "__NOTOC__ Category: Dam Owner Toolbox Formatting/Style Guide <!-- Explanation of how to create a Best Practices Resource page --> ---- ==Guidance on Creating a New Best Practices Resource Page== Best Practices Resource pages provide a brief explanation of the purpose of the document and a brief summary of the content covered, as well as a link to view and download the latest edition of the document, links to view and download previous versions, and a section to inc...")
• 22:30, 14 December 2022 Rmanwaring talk contribs deleted page Creating a Best Practices Resources Page (content was: "__NOTOC__ Category: Dam Owner Toolbox Formatting/Style Guide <!-- Explanation of how to create a Best Practices Resource page --> ---- ==Guidance on Creating a New Best Practices Resources== Best Practices Resource pages provide a brief explanation of the purpose of the document and a brief summary of the content covered, as well as a link to view and download t...", and the only contributor was "Rmanwaring" (talk))
• 22:23, 14 December 2022 Rmanwaring talk contribs created page Creating an Example Page (Created page with "__NOTOC__ Category: Dam Owner Toolbox Formatting/Style Guide <!-- Explanation of how to create an example page --> ---- ==Guidance on Creating a New Example Page== Example Pages provide additional multimedia content to a specific topic that can include a slideshow of images, a link to a video that provides background information on the topic, or any other information on the topic. Information contained within Example Pages contain less technical and more cursory in...")
• 21:47, 14 December 2022 Rmanwaring talk contribs created page Creating a Training Page (Created page with "__NOTOC__ Category: Dam Owner Toolbox Formatting/Style Guide <!-- Explanation of how to create a topic page --> ---- ==Guidance on Creating a Training Page== Training Pages introduce a training resource and presenter(s)/speaker(s), provide a summary with key takeaways, and provide a link to the resource. The typical organization of a Training Page is as follows: # '''Title of training''' (this item is included in the title of the page) # '''Sponsoring organization...")
• 21:32, 14 December 2022 Rmanwaring talk contribs created page Creating a Best Practices Resources Page (Created page with "__NOTOC__ Category: Dam Owner Toolbox Formatting/Style Guide <!-- Explanation of how to create a Best Practices Resource page --> ---- ==Guidance on Creating a New Best Practices Resources== Best Practices Resource pages provide a brief explanation of the purpose of the document and a brief summary of the content covered, as well as a link to view and download the latest edition of the document, links to view and download previous versions, and a section to include...")
• 20:56, 14 December 2022 Rmanwaring talk contribs created page Creating a Topic Page (Created page with "__NOTOC__ Category: Dam Owner Toolbox Formatting/Style Guide <!-- Explanation of how to create a topic page --> ---- ==Guidance on Creating a New Topic Page== Topic Pages introduce a topic by providing relevant background information and peer-reviewed guidance that follows identified Best Practices Resources and are generally between 100-500 words in length. The typical organization of a Topic Page is as follows: * Introductory Paragraph (and image if provided)....")
• 19:13, 14 December 2022 Grichards talk contribs created page Serviceability (Created page with "<!-- Delete any sections that are not necessary to your topic. Add pictures/sections as needed --> __NOTOC__ Category:Structural Design Considerations ---- <!-- Introductory paragraph or topic page summary --> "Most dams have expected service lives of 100 years or more. This lengthy life span and the frequently harsh service environment pose long term maintenance, repair and upgrade problems. To the extent practicable, the design should anticipate these problems and...")
• 18:56, 14 December 2022 Grichards talk contribs created page Structural Steel (Created page with "<!-- Delete any sections that are not necessary to your topic. Add pictures/sections as needed --> __NOTOC__ Category:Structural Design Considerations ---- <!-- Introductory paragraph or topic page summary --> Structural steel is most commonly used for gated structures. "Gates are composed primarily of structural steel and are generally of welded fabrication. Structural members are typically rolled sections; however, welded built-up girders may be...")
• 18:16, 14 December 2022 Rmanwaring talk contribs created page Dam Owner Toolbox Formatting/Style Guide (Created page with "__NOTOC__ Category: Contribute To This Site ---- ==Types of Pages== * Topic Pages * Best Practices Resources Pages * Training Pages * Example Pages ==Creating a New Page== * Naming New Pages * New Page Formatting Guidelines ==Editing an Existing Page== * ==Uploading a File== * Guidelines for uploading files ==Commonly Referenced MediaWiki Help Pages== * [https://www.mediawiki.org/wiki/Help:Editing_pages Main...")
• 18:13, 14 December 2022 Rmanwaring talk contribs deleted page Example Pages (content was: "Dam Outlet Works Category:Example Pages {{Revhistinf}}", and the only contributor was "Camrenbt" (talk))
• 18:06, 14 December 2022 Grichards talk contribs created page Bearing Capacity (Created page with "<!-- Delete any sections that are not necessary to your topic. Add pictures/sections as needed --> __NOTOC__ Category:Global Stability of a Dam ---- "Analytical methods, traditional bearing capacity equations, field tests, and laboratory tests are all used to determine the bearing capacity of soil and rock. The allowable bearing capacity is defined as the maximum pressure that can be permitted on a foundation soil or rock mass giving consideration to all pertinent fa...")
• 18:05, 14 December 2022 Grichards talk contribs created page Flotation (Created page with "<!-- Delete any sections that are not necessary to your topic. Add pictures/sections as needed --> __NOTOC__ Category:Global Stability of a Dam ---- "This mode of failure occurs when the net uplift force (gross uplift on the base minus the weight of surcharge water above the structure) exceeds the summation of forces due to the weight of the structure, the weight of water contained in the structure, and other surcharge loads." <ref name="EM2100">Stability Analysis...")
• 17:41, 14 December 2022 Grichards talk contribs moved page Best Practices Resources to Best Practices Resources Catalog without leaving a redirect
• 17:37, 14 December 2022 Grichards talk contribs moved page Contribute to Contribute To This Site without leaving a redirect
• 17:29, 14 December 2022 Grichards talk contribs deleted page Trainings (content was: "{| class="wikitable sortable" style="width: 100%; background-color: #fff;" |- ! Author !! Title !! Date |- | ASDSO || On-Demand Webinar: HEC-RAS 2D Modeling || 2017 |}", and the only contributor was "Camrenbt" (talk))
• 04:59, 14 December 2022 Grichards talk contribs created page Photogrammetry (Created page with "<!-- Delete any sections that are not necessary to your topic. Add pictures/sections as needed --> __NOTOC__ Category:Geotechnical Exploration ---- {{Picture <!-- Add image file name (ex.image.jpg) --> |image= Lake_Rotokawau.jpg <!--Add link if applicable --> |link= <!-- Add picture caption --> |caption= Aerial Photograph }} <!-- Introductory paragraph or topic page summary --> "Photogrammetry is generally defined as the art and science of making accurate...")
• 04:47, 14 December 2022 Grichards talk contribs moved page Photogrammetry to Aerial Photography without leaving a redirect
• 22:28, 13 December 2022 Grichards talk contribs created page Breach Scenarios (Created page with "__NOTOC__ Category:Dam Breach Inundation Analysis ---- <!-- Delete any sections that are not necessary to your topic. Add pictures/sections as needed --> “Typically, several hydrologic and non-hydrologic (fair weather) events are evaluated as part of an event-based dam safety analysis. For hydrologic failure events, an extreme flood event ranging from the 50-year event for low-hazard dams up to the PMF for high-hazard dams is selected based on the potential for los...")
• 21:39, 13 December 2022 Grichards talk contribs created page Piano Key Spillways (Created page with "__NOTOC__ Category:Spillway Control Structures ---- “A piano key (PK) weir is a recently developed alternative to traditional labyrinth weir designs that was developed specifically for smaller control structure footprint applications. Two main differences of PK weir designs, relative to traditional trapezoidal labyrinth weir designs are: (1) the PK weir has a simple rectangular crest layout (in plan view), essentially creating a labyrinth weir with α = 0 (rectangu...")
• 21:35, 13 December 2022 Grichards talk contribs created page Labyrinth Spillways (Created page with "__NOTOC__ Category:Spillway Control Structures ---- “The flow capacity of a weir is largely governed by the weir length and crest shape. A labyrinth weir is a linear weir folded in plan-view; these structures offer several advantages when compared to linear weir structures. Labyrinth weirs provide an increase in crest length for a given channel width, thereby increasing flow capacity for a given upstream head. As a result of the increased flow capacity, these weirs...")
• 21:28, 13 December 2022 Grichards talk contribs created page Earth-Cut/Vegetated Spillways (Created page with "__NOTOC__ Category:Spillway Control Structures ---- “Vegetated auxiliary spillways typically have trapezoidal cross-sections and a grass cover to protect them from damaging erosion. They adapt well to sites capable of sustaining vigorous grass growth by normal maintenance without irrigation." <ref name="TR60">Technical Release 210-60: Earth Dams and Reservoirs, NRCS, 2019</ref> "Designs may use earth auxiliar...")
• 21:19, 13 December 2022 Grichards talk contribs created page Ogee-Crested Weirs (Created page with "__NOTOC__ Category:Spillway Control Structures ---- “An additional type of weir is the ogee. The downstream section of an ogee crest is parabolic shaped to mimic the underneath side of the nappe jet passing over a sharp-crested weir. Ogee weirs are commonly found in large hydraulic structures where passing the design flow at minimum head is important. For more information on ogee crests, see U.S. Department of Interior Bureau of Reclamation, [[Design of Small Dams]...")
• 21:16, 13 December 2022 Grichards talk contribs created page Sharp-Crested Weirs (Created page with "__NOTOC__ Category:Spillway Control Structures ---- “A weir is a notch of regular form through which water flows. The structure containing the notch is also called a weir. The edge over which the water flows is the crest. The two basic types of weirs are sharp-crested weirs and broad-crested weirs. The sharp-crested weir is used to measure the channel or stream flow. In a sharp-crested weir, the flow springs clear of the crest."<ref name="NRCS650">National Engine...")
• 21:07, 13 December 2022 Grichards talk contribs created page Broad-Crested Weirs (Created page with "__NOTOC__ Category:Spillway Control Structures ---- “These types of control structures are associated with staged releases and suited for auxiliary and emergency spillways. A fuseplug control structure may include one or multiple bays containing the fuseplug embankments. The zoned embankments will be placed to a specified height and include a pilot channel through each embankment crest set to a specified elevation associated with a given fl...")
• 03:24, 13 December 2022 Grichards talk contribs created page Precipitation Spatial Distribution (Created page with "<!-- Delete any sections that are not necessary to your topic. Add pictures/sections as needed --> __NOTOC__ Category:Rainfall Runoff Modeling ---- <!-- Introductory paragraph or topic page summary --> For large watersheds, it is appropriate to consider spatial variations in precipitation depths of the design storm. "Various methods of areally distributing PMP have been developed over the years. Caution should be used in the application of these methods, and their...")
• 03:17, 13 December 2022 Grichards talk contribs created page Precipitation Temporal Distribution (Created page with "<!-- Delete any sections that are not necessary to your topic. Add pictures/sections as needed --> __NOTOC__ Category:Rainfall Runoff Modeling ---- <!-- Introductory paragraph or topic page summary --> When using precipitation depth estimates for hydrologic modeling, it is necessary to define the "temporal distribution of the rainfall, which is how the precipitation is distributed over time throughout a storm of a particular duration. For example, a 24-hour rainfa...")
• 03:09, 13 December 2022 Grichards talk contribs created page Precipitation Depth (Created page with "<!-- Delete any sections that are not necessary to your topic. Add pictures/sections as needed --> __NOTOC__ Category:Rainfall Runoff Modeling ---- <!-- Introductory paragraph or topic page summary --> "In watershed studies, it is often necessary to know the average depth of rainfall over an area.”<ref name="NEH210-640">National Engineering Handbook: Chapter 4 - Storm Rainfall Depth and Distribution | National Engineering Handbook: Chapter 4 - Storm Rainfall D...")
• 02:57, 13 December 2022 Grichards talk contribs deleted page Precipitation Estimates (content was: "<!-- Delete any sections that are not necessary to your topic. Add pictures/sections as needed --> __NOTOC__ Category:Rainfall Runoff Modeling ---- <!-- Introductory paragraph or topic page summary --> “In areas of relatively uniform terrain and little spatial variability or precipitation, classical textbook procedures, such as Thiessen polygons or the isohyetal method, can be used and are generally adequate. These procedures are simple methods of developing spatia...")
• 00:13, 13 December 2022 Grichards talk contribs created page Water Availability (Created page with "__NOTOC__ Category:Low Flow Conditions ---- “The determination of storage-yield relationships for a reservoir project is one of the basic hydrologic analyses for reservoirs. The basic objective can be to determine the reservoir yield given a storage allocation, or find the storage required to obtain a desired yield. The determination follows a traditional engineering approach:<ref name="EM 1110-2-1420" /> #"Determine the study objectives. This includes the proj...")
• 00:13, 13 December 2022 Grichards talk contribs created page Flow Regulation (Created page with "__NOTOC__ Category:Low Flow Conditions ---- “Reservoirs may improve water quality by merely <noautolinks>permitting</noautolinks> the management of flow. This management may include maintenance of minimum flows, blending selective releases from one or more reservoirs to maintain a given stream quality, and the exclusion of a flow from a system by diversion.<ref name="EM 1110-2-1420">Hydrologic Engineering Requirements for Reservoirs (EM 1110-2-1420) | EM 1110...")
• 23:00, 12 December 2022 Rmanwaring talk contribs created page File:Canning River fork.jpg (https://upload.wikimedia.org/wikipedia/commons/thumb/4/4d/Canning_River_fork.jpg/512px-Canning_River_fork.jpg)
• 23:00, 12 December 2022 Rmanwaring talk contribs uploaded File:Canning River fork.jpg (https://upload.wikimedia.org/wikipedia/commons/thumb/4/4d/Canning_River_fork.jpg/512px-Canning_River_fork.jpg)
• 22:55, 12 December 2022 Rmanwaring talk contribs created page Floodplain (Created page with "<!-- Delete any sections that are not necessary to your topic. Add pictures/sections as needed --> __NOTOC__ <!-- Add Category to drive breadcrumb menus --> Category: Environmental ---- {{Picture <!-- Add image file name (ex.image.jpg) --> |image= <!--Add link if applicable --> |link= <!-- Add picture caption --> |caption= }} <!-- Introductory paragraph or topic page summary --> "Channel capacity also depends on the long-term trends in downstream flo...")
• 22:14, 12 December 2022 Rmanwaring talk contribs created page Drinking Water Supply (Created page with "<!-- Delete any sections that are not necessary to your topic. Add pictures/sections as needed --> __NOTOC__ <!-- Add Category to drive breadcrumb menus --> Category: Environmental ---- {{Picture <!-- Add image file name (ex.image.jpg) --> |image= Lemon_Reservoir_Colorado.jpg <!--Add link if applicable --> |link= <!-- Add picture caption --> |caption= Lemon Reservoir in Colorado. }} <!-- Introductory paragraph or topic page summary --> "Regulation of re...")
• 22:13, 12 December 2022 Rmanwaring talk contribs created page File:Lemon Reservoir Colorado.jpg (https://upload.wikimedia.org/wikipedia/commons/thumb/9/92/Lemon_Reservoir%2C_Colorado.jpg/512px-Lemon_Reservoir%2C_Colorado.jpg)
• 22:13, 12 December 2022 Rmanwaring talk contribs uploaded File:Lemon Reservoir Colorado.jpg (https://upload.wikimedia.org/wikipedia/commons/thumb/9/92/Lemon_Reservoir%2C_Colorado.jpg/512px-Lemon_Reservoir%2C_Colorado.jpg)
• 20:36, 12 December 2022 Rmanwaring talk contribs created page Aquatic Life Movement (Created page with "<!-- Delete any sections that are not necessary to your topic. Add pictures/sections as needed --> __NOTOC__ <!-- Add Category to drive breadcrumb menus --> Category: Environmental ---- {{Picture <!-- Add image file name (ex.image.jpg) --> |image= Fish_Ladder_Bonneville_Lock_and_Dam.jpg <!--Add link if applicable --> |link= <!-- Add picture caption --> |caption= Fish ladder at Bonneville Lock and Dam. }} <!-- Introductory paragraph or topic page summary...")
• 20:36, 12 December 2022 Rmanwaring talk contribs created page File:Fish Ladder Bonneville Lock and Dam.jpg (https://upload.wikimedia.org/wikipedia/commons/thumb/1/1a/Fish_Ladder_at_Bonneville_Lock_and_Dam%2C_June_2021.jpg/512px-Fish_Ladder_at_Bonneville_Lock_and_Dam%2C_June_2021.jpg)
• 20:36, 12 December 2022 Rmanwaring talk contribs uploaded File:Fish Ladder Bonneville Lock and Dam.jpg (https://upload.wikimedia.org/wikipedia/commons/thumb/1/1a/Fish_Ladder_at_Bonneville_Lock_and_Dam%2C_June_2021.jpg/512px-Fish_Ladder_at_Bonneville_Lock_and_Dam%2C_June_2021.jpg)
• 20:09, 12 December 2022 Rmanwaring talk contribs created page Wetlands and Waterways (Created page with "<!-- Delete any sections that are not necessary to your topic. Add pictures/sections as needed --> __NOTOC__ <!-- Add Category to drive breadcrumb menus --> Category: Environmental ---- {{Picture <!-- Add image file name (ex.image.jpg) --> |image= PortageLake.jpg <!--Add link if applicable --> |link= <!-- Add picture caption --> |caption= Portage Lake on the Keweenaw Waterway in Michigan. }} <!-- Introductory paragraph or topic page summary --> ==What...")
• 20:05, 12 December 2022 Rmanwaring talk contribs created page File:PortageLake.jpg (https://upload.wikimedia.org/wikipedia/commons/thumb/4/4b/Portage_Lake_on_the_Keweenaw_Waterway%2C_Michigan.jpg/512px-Portage_Lake_on_the_Keweenaw_Waterway%2C_Michigan.jpg)
• 20:05, 12 December 2022 Rmanwaring talk contribs uploaded File:PortageLake.jpg (https://upload.wikimedia.org/wikipedia/commons/thumb/4/4b/Portage_Lake_on_the_Keweenaw_Waterway%2C_Michigan.jpg/512px-Portage_Lake_on_the_Keweenaw_Waterway%2C_Michigan.jpg)
• 22:00, 9 December 2022 Grichards talk contribs deleted page Hazard Potential (content was: "__NOTOC__ Category:Environmental ---- <!-- Delete any sections that are not necessary to your topic. Add pictures/sections as needed --> “To assist in the evaluation of hazard potential, areas delineated on inundation maps should be classified in accordance with the degree of occupancy and hazard potential. The potential for loss of life is affected by many factors, including but not limited to the capacity and number of exit roads to higher ground and available transport...")
• 21:46, 9 December 2022 Grichards talk contribs deleted page Regulatory Compliance (content was: "__NOTOC__ Category:Emergency Management ---- <!-- Delete any sections that are not necessary to your topic. Add pictures/sections as needed --> [Paragraph here] ==Examples== {{Website Icon}} ==Best Practices Resources== {{Document Icon}} ==Trainings== {{Video Icon}} <!-- For information on notation for in text citations visit https://www.mediawiki.org/wiki/Help:Cite Or simply enclose the citation as shown <ref> citation </ref> in the location of the in text mention. Cita...")
• 21:40, 9 December 2022 Grichards talk contribs deleted page Mitigation (content was: "__NOTOC__ Category:Emergency Management ---- <!-- Delete any sections that are not necessary to your topic. Add pictures/sections as needed --> [Paragraph here] ==Examples== {{Website Icon}} ==Best Practices Resources== {{Document Icon}} ==Trainings== {{Video Icon}} <!-- For information on notation for in text citations visit https://www.mediawiki.org/wiki/Help:Cite Or simply enclose the citation as shown <ref> citation </ref> in the location of the in text mention. Cita...")