The IUOE 513 App is the official Member app of the International Union of Operating Engineers Local 513.


Established in 1906 under the International Union of Steam Engineers and later in 1932 becoming Hoisting and Portable Local 513 of the International Union of Operating Engineers. IUOE 513 covers the Eastern half of Missouri and has more than 4,200 members.


Our Members are instrumental in the construction of almost all major building and road projects in the eastern portion of Missouri. Some of these include major bridges across the Mississippi and Missouri Rivers, major highways leading into and out of the state, all lock and dams on the Mississippi in the St. Louis area, most major construction projects, buildings and landmarks including the Gateway Arch, Sportsman Park, both Busch Stadiums, Thomas F. Eagleton U.S. Courthouse, Callaway Nuclear Generating Station, Tom Sauk Power Generating Station, Holcim Cement Plant and many more too numerous to list.


As a member of Local 513, you can use our app's key features including:


-Securely make Union dues payments


-Keep up to date on Union news with notifications


-Personal contact info updates


-Access to your CBA (Collective Bargaining Agreement)


-See which area you are in and who your Business Representative is