This is how we designed and constructed embankment fills for the 3rd Runway project 15 years ago. We sloped the benches and the top surface to drain water away from the face.
June 12, 2020
June 5, 2020
Temporary Sediment Pond on Fill
This is the temporary erosion and sediment control plan sheet for a fill project. The pond can’t be built until almost 90 feet of fill is placed. Because of this, dirty water can’t be managed until later in the project.
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September 19, 2013
Lessons in Solving Big Weather-Related Problems
Grading and Excavation Contractor
September-October 2003
Lessons in Solving Big Weather-Related Problems
When it comes to controlling erosion and sediment in bad weather, construction of a third runway at Seattle-Tacoma International Airport, near Seattle, WA, qualifies as a genuine challenge. Providing a foundation for the 8,500-ft.-long, 150-ft.-wide runway in the hilly terrain will require an estimated 17 million yd.3 of fill. Since construction began in 1997, about 5 million yd.3 have been placed. It will take a large fleet of dump trucks, running 20 hours a day, three and a half years to bring in the rest. Then there’s all that wet weather the area is famous for, especially in late fall and winter. Two years ago, for example, the project was drenched with about 5 in. of wind-driven rain in one 36-hour period. (more…)
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