This is a great 5-minute video put together by Terracon to showcase a project for the Missouri DOT, the replacement of the Hurricane Deck Bridge at the Lake of the Ozarks. The design team was focusing on the possible re-use of the foundations, so Terracon employed their own geotechnical engineer divers for the work.
UC Berkley has a bunch of lectures online, including three geoengineering themed ones. It appears that they were all from lectures given as a part of the 27th Annual GeoEngineering Distinguished Lecture Series on May 8, 2009. So if you have an hour plus to kill per lecture (and I haven’t yet), you can check out one of the following.