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Showing 1 to 20 of 40 for “"USACE"”.
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Developing flexibility through alternative project delivery methods for the U.S. Army Corps of Engineers project management business process
… is to provide the U.S. Army Corps of Engineers (USACE) recommendations for their Project Management Business Process (PMBP). This study reviews the current state of project management in USACE, conducts a structured systems architecture analysis of the PMBP, evaluates USACE project statistics, …
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Containing ground: a site analysis and design proposal for a USACE rivers project office site situated along the bank of the Mississippi River in West Alton, Missouri
Item withdrawn by Mark Zulauf (zulauf@illinois.edu) on 2010-03-03T18:56:05Z Item was in collections: University of Illinois Theses & Dissertations (ID: 1) No. of bitstreams: 2 Gollnick_Rebecca.pdf: 1140588655 bytes, checksum: 4b01d6541ddc80a4856ebde620167d73 (MD5) Gollnick_Rebecca_stub.pdf: 10076 …
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Spiral Welded Pipe Piles For Structures In Southeastern Louisiana
… Louisiana, the U.S. Army Corps of Engineers (USACE) has implemented design guidelines that both levees and structures shall be designed to. Historically, USACE has used concrete piles or steel H-piles as the foundations for these structures. Because of the magnitude of obtaining 100-year level …
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Comparison of GPS Point Selection Methods for GIS Area Measurement of Small Jurisdictional Wetlands
U.S. Army Corps of Engineers (USACE) regulates fill of jurisdictional waters of the United States including wetlands. Recent USACE regulations set a threshold of impacts to wetlands at one-half acre. Impact area can be determined by Global Positioning System (GPS) measurement of wetland boundary …
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Enhancing Community Risk Preparedness for Flooding Emergencies: A System Dynamics Approach for the U.S. Army Corps of Engineers
… examines how the U.S. Army Corps of Engineers (USACE) can enhance community preparedness for flood emergencies through improved risk communication strategies. Focusing on the New England District as a representative case, it integrates data from the Federal Emergency Management Agency’s (FEMA) …
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Influences of Channel Dredging on Avulsion Potential at the Atchafalaya River
<p>In 1950, the U.S. Army Corps of Engineers (USACE) reported a rapid increase of water discharge from the Mississippi River to its distributary channel; the Atchafalaya River. If not prevented by man-made structures, the complete capture of the Mississippi River by the Atchafalaya River was …
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A Comparison Of Installation Methods And Maintenance Practices Of Protected Side Armoring
… water levels and overtopping without breaching" (USACE, 2007). In the analysis of armoring products, two criterions usually govern. First, the ability for the armoring to resist overtopping velocity from storms greater than the 100 year authorized level. Second, does the product facilitate …
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A Comparison of Predicted Brace Loads in Temporary Retaining Structures and Observed Brace Loads in Two Full Scale Test Sections
… Company for the U.S. Army Corps of Engineers (USACE) during the construction of two covered canals in New Orleans, Louisiana. At each site, a cast-in-place concrete culvert was constructed within a sheeted and braced excavation. Information provided by Eustis Engineering Company to the USACE is …
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JEMEZ RIVER CASE STUDY: UTILIZING A FROUDE NUMBER SIMILITUDE PHYSICAL MODEL, 1-D MOBILE BED NUMERICAL MODEL, AND A 2-D FIXED BED NUMERICAL MODEL FOR WEIR DESIGN INSIGHT
… The United States Army Corps of Engineers (USACE) built the structure in 2003 and developed a HEC-RAS model in 2010 to re-evaluate the long term bed degradation downstream of the weir to assess structure stability. Additionally, the USACE estimated downstream localized scour depths using …
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Assessing levels of reliability for design criteria for hurricane and storm damage risk reduction structures
… Katrina, the U.S. Army Corps of Engineers (USACE) updated design methodologies and required factors of safety for hurricane and storm damage risk reduction system (HSDRRS) structures to incorporate lessons-learned from the system performance during Katrina and results of state-of-the-art …
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Advanced Undersepage Analyses for Levees
… in 2005 prompted the US Army Corps of Engineers (USACE) to commission studies to identify the failure mechanisms of levees and I-walls. This involves updating of the current USACE Engineering Manual (EM) 1110-2-1913, "Design and Construction of Levees," which uses Blanket Theory for seepage …
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Probabilistic Tropical Cyclone Surge Hazard Under Future Sea-Level Rise Scenarios: A Case Study in The Chesapeake Bay Region, USA
… provided by the U.S. Army Corps of Engineers (USACE). The SLR was considered by adding the product of the normalized nonlinearity, arising from surge-SLR interaction, and the sea-level change from 1992 to the target year, where nonlinearities are based on high-fidelity storm surge simulations …
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DESIGN METHODS FOR PRESSURE RELIEF WELL SYSTEMS AT DAMS AND LEVEES
… erosion. The U.S. Army Corps of Engineers (USACE) analytical method to design relief well systems by calculating discharge and excess head along an infinite line of wells was developed from the 1930s – 1950s. The research presented here increases our understanding of the method’s history and …
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An assessment of four decades of wave power variability - a critical requirement for coastal resilience
… with associated U.S. Army Corps of Engineers (USACE) Wave Information Study model estimates within the North Pacific Ocean, Hawaiian Islands, Gulf of Mexico and North Atlantic Ocean. This work is the first conclusive study to show spatially and temporally comparative observational and model …
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Piping plover population dynamics and effects of beach management practices on piping plovers at West Hampton Dunes and Westhampton Beach, New York
… management by the U.S. Army Corps of Engineers (USACE, The Corps) provided a unique opportunity to study piping plover population dynamics in a changing environment. In this study, 1993-2004, we attempt to determine the factors that limit or influence the abundance and distribution of piping …
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Stability of Levees and Floodwalls Supported by Deep-Mixed Shear Walls: Five Case Studies in the New Orleans Area
… interest, from the U.S. Army Corps of Engineers (USACE) and other agencies, in using deep-mixing methods (DMM) to improve the stability of levees constructed on soft ground is driven by the need to reduce levee footprints and environmental impacts and to allow for more rapid construction. Suitable …
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Critical gradient for internal erosion in earthen d ams : a comparative analysis of two predictive methodologies
… Sellmeijer and Schmertmann, in the USACE portfolio in order to make a suggestion of when to use which. Both methodologies have been calibrated for a small range of ideal soil characteristics that may not reflect of existing conditions of the portfolio. This thesis concludes with the …
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Late Quaternary Mississippi River Incised Valley Fill: Transgressive Depositional Packages
<p>A series of USACE atlas quadrangles and dee pborings from the USGS and LGS with radiocarbon dated peats were used to construct several regional crosssections and paleogeographic reconstructions. Late Pleistocene glaciation and consequent lowered sea leve lresulted in reentrenchment of the …
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The Effects of Microhabitat and Land Use on Stream Salamander Occupancy and Abundance in the Southwest Virginia Coalfields
… manner, the U.S. Army Corps of Engineers (USACE) developed a functional condition index (FCI) assessment for streams that measures 11 stream and riparian parameters along with watershed land use to calculate three different scores: a hydrology score, biogeochemical score, and habitat score …
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BIM and Communication: Implementation of Building Information Modeling Into an Integrated Project Delivery Contract to Encourage Project Teams to Communicate
… are templates available by the AIA, AGC, and USACE, but they are not all standalone documents.</p> <p>A guideline for the parities to discuss will be introduced as conversation piece that would help segue into what might be included in the contract documents.</p>
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