2021 Illinois Waterway Aerial Imagery Mosaics - Peoria - North 4-Band

The Corps of Engineers' Rock Island District is planning an unprecedented closure of the Illinois Waterway in 2020 in order to perform required maintenance on locks....美国陆军工程兵团罗克岛分区计划于2020年对伊利诺伊水道实施史无前例的关停，以开展船闸的规定性维护作业。