Annual Report of the Secretary of War

50 feet abutment act approved June amendment amount available appropriated bill bluffs Board of Engineers board-measure boats Bridge Company built canal Chief of Engineers Civil Engineer clear commenced Congress construction cribs cubic yards depth Diagram distance draw draw-bridge draw-opening dredging Dubuque ending June 30 Engineers February 14 estimated extends feet above low feet above low-water feet long feet wide fiscal year ending G. K. WARREN harbor height high bridge high water high-water Illinois inch Iowa July June 18 June 30 Lake length low water masonry miles Minnesota Minnesota River Mississippi River Missouri Missouri River navigation obstruction Ohio River piles Prairie du Chien Quincy rafts Railroad Company railway right bank riprap Rock Island Saint Louis Saint Paul sand Scale Senate Sheet shore side spans steamboats steamer stone Stratum superstructure survey tion tonnage tons truss upper valley velocity vessels width