Fighting for better jobs, communities and a brighter future. RTs ≠ endorsements. We are the hard working men and women of the USW Local 310 in Des Moines, IA. Promote social and economic justice through collective bargaining, meetings, education, communication, organizing new bargaining units, community action, administration of the organization, maintenance of its property and assets, delivery of benefits to represent members, fraternal and social activities and related activities which further the common interest of the membership.