NEWS & BLOGS

Sunday, 15 January 2017 / Published in Environmental, News
Traffic Noise Rules
Transportation system improvements oftentimes benefits commuters while also creating negative noise impacts on neighboring communities. Recognizing the fact that traffic noise cannot be completely eliminated, the Federal Highway Administration (FHWA) has adopted a more realistic and comprehensive policy that strives to make traffic noise more manageable through improved rules. The previous rules utilized Traffic Noise
Friday, 13 January 2017 / Published in Natural Resources, News
Bat Monitoring
As part of a federal project with the St. Louis District of the U.S. Army Corps of Engineers and with technical expertise from Dr. Lynn Robbins of Missouri State University, SCI completed a three-week Indiana bat survey along the Mississippi River. The purpose of the survey, spanning eight sites along the Mississippi River in Illinois and
Tuesday, 10 January 2017 / Published in Geotechnical, News
Lightweight Fill
“All the good sites are gone.” Have you heard that one before? I think we all have. Well, there are still a lot of good sites remaining; they just take a little more creativity to develop. At least that’s what I like to think. One issue with many sites is the presence of soft soils.
Monday, 09 January 2017 / Published in Environmental, News
Vapor Retarder
Factors to consider when selecting a vapor retarder include material type, geographic location, and placement within the structure. A vapor retarder, more commonly known as a vapor barrier, can be useful in construction when it is necessary to separate an area of high temperature and humidity from an area of lower temperature and humidity. However,
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