Local NewsPhotography Cleanup time at the Ballard Locks Originally published March 13, 2019 at 6:03 pmUpdated March 13, 2019 at 6:07 pm A “bobcat” truck is lowered into the small locks Wednesday at the Hiram M. Chittenden Locks, where it will be used during the yearly maintenance by the U.S. Army Corps of Engineers. All of the water is drained and the locks are totally cleaned once a year. The larger locks are cleaned in November. Cleaning takes two weeks and the small locks will be opened next week. (Ellen M. Banner / The Seattle Times) Share story By Ellen Banner More Local News Stories Ex-nurse accused of raping patient appeals HIV testing order May 20, 2019 Officials identify pilot killed in southwestern Idaho crash May 20, 2019 Oregon joins response in US to crimes against Indian women May 20, 2019 Nationwide liver transplant policy caught up in court case May 20, 2019 More Photo Galleries Getting made up at the University District Street Fair Photos: Police Week honors Seattle officers killed in line of duty New baby penguins at Woodland Park Zoo Ellen Banner: email@example.com.