A great source for geology news and they also have a number of interesting and useful resources and maps.
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US Radar
US Radar is a leading manufacturer of Ground Penetrating Radar (GPR) systems. Their systems accurately allow professionals to determine what is on the other side of a surface. Visit US Radar
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ASCE Civil Engineering Database
Provides Access to over 100,000 Bibliographic and Abstracted Records – Current Coverage: 1970 – Present. Visit ASCE Civil Engineering Database
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Association of Environmental and Engineering Geologists (AEG)
Professional society for engineering geologists and environmental geologists. Visit Association of Environmental and Engineering Geologists (AEG)