September 30 - October 3 Group 4 Plumbers & Steamfitters Local Union 33 Hall 2501 Bell Avenue, Des Moines, IA, United States
October 7 - October 10 Group 5 Plumbers & Steamfitters Local Union 33 Hall 2501 Bell Avenue, Des Moines, IA, United States
October 14 - October 17 Group 6 Plumbers & Steamfitters Local Union 33 Hall 2501 Bell Avenue, Des Moines, IA, United States
October 21 - October 24 Group 7 Plumbers & Steamfitters Local Union 33 Hall 2501 Bell Avenue, Des Moines, IA, United States
October 28 - October 31 Group 1 Plumbers & Steamfitters Local Union 33 Hall 2501 Bell Avenue, Des Moines, IA, United States
November 4 - November 7 Group 2 Plumbers & Steamfitters Local Union 33 Hall 2501 Bell Avenue, Des Moines, IA, United States
November 11 - November 14 Group 3 Plumbers & Steamfitters Local Union 33 Hall 2501 Bell Avenue, Des Moines, IA, United States
November 18 - November 21 Group 4 Plumbers & Steamfitters Local Union 33 Hall 2501 Bell Avenue, Des Moines, IA, United States
December 2 - December 5 Group 5 Plumbers & Steamfitters Local Union 33 Hall 2501 Bell Avenue, Des Moines, IA, United States
December 9 - December 12 Group 6 Plumbers & Steamfitters Local Union 33 Hall 2501 Bell Avenue, Des Moines, IA, United States
