Posts Tagged ‘usace’

Factoring Levee Risk & Resilience as USACE Changes Guidance

Posted on Wednesday, July 3rd, 2019 by Jason Davis
In Federal Services, tagged in Tags: , , usace levee risk resilience affinis

When it comes to the risk and resilience of levees, the United States Army Corps of Engineers (USACE) is changing its guidance. Recently, they have been trying to build more resilient infrastructure with an additional factor of safety. For levee sponsors, this translates to additional analysis and ongoing maintenance. All levees are built to withstand […]

Relief Well Systems Evaluations Mark Changes for Kansas City, Missouri

Posted on Wednesday, March 13th, 2019 by Jason Davis
In Federal Services, Stormwater, tagged in Tags: , , relief well maintenance

The City of Kansas City, Missouri’s Water Services Department (KCWS) asked Affinis to evaluate four relief wells that were part of the East Bottoms Relief Well System. Originally, KCWS requested relief well replacement design. However, after initial review Affinis determined the relief wells could be abandoned. This saved the city a few hundred thousand dollars […]

Restoring Ecosystems with USACE

Posted on Wednesday, March 8th, 2017 by Brad Schleeter
In Federal Services, tagged in Tags: , Harlan Lake Ecosystem Restoration

Maintaining or restoring healthy habitat for native plant and animal species is no easy feat. This task is something we tackle through our ecosystem restoration work. Our experience includes developing shoreline stabilization measures to reduce and direct in-lake sediment deposition currently impacting reservoirs in the region. These projects are expensive, and the key is to […]

Relief Well Maintenance

Posted on Wednesday, October 19th, 2016 by Jason Davis
In Projects, Stormwater, tagged in Tags: , , , , http://affinis.us/relief-well-maintenance/

Relief wells are constructed to provide pressure relief caused by floodwaters at the landward toe of the levee. Excessive pressure at the landward toe of a levee can cause sand boils to develop. When this occurs, levee material moves (called piping). If enough material is piped from the foundation, a direct path can be created, […]

Periodic Levee Inspections

Posted on Thursday, August 13th, 2015 by Jason Davis
In Clients, Projects, Stormwater, tagged in Tags: , , , periodic levee inspections

Periodic levee inspections are critical to maintaining a safe, effective system for flood damage reduction. Over the last five years, we’ve worked on a number of these projects. In fact, we recently completed our fourth task order for the U.S. Army Corps of Engineers (USACE), Omaha District as part of our nationwide dam and levee […]