“The navigation channels on the Illinois and Mississippi rivers are 300 feet wide, with an authorized depth of 9 feet. ![]() The district maintains 20 lock and dam sites-12 on the Mississippi River, and eight on the Illinois. “Both vessels have been fitted with R2Sonic multibeam systems for condition and scour surveys at our lock and dam facilities.” “They will primarily run cross sections of the navigation channel for condition surveys and will do multi-transducer sweep surveys for pre- and post-dredge surveys to calculate dredging volumes,” said Jon Klingman, chief of Rock Island’s Channel Maintenance Section. ![]() ![]() The boats will be used for hydrographic survey in support of the dredging and navigation missions of the Rock Island District.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |