UA Local 3 represents plumbers & pipefitters in Aurora, CO. Below: wage scale context, jurisdiction, apprenticeship routes, and the signatory contractors that hire from this hall.
UA Local 3 represents professional plumbers and pipefitters across the Denver metropolitan area and central Colorado. Since 2014, Gulfstream Strategic Placements has monitored this market as one of the most significant hubs for mechanical construction in the Mountain West. The local is responsible for providing the skilled labor force required for the region's high-density residential developments, healthcare facilities, and mission-critical infrastructure. By setting rigorous standards for training and safety, Local 3 ensures that signatory contractors have access to a reliable workforce capable of executing complex piping systems and mechanical installs in a rapidly expanding urban corridor.
The Denver market is characterized by diverse project demands ranging from high-rise commercial builds to industrial process piping. Local 3 members operate under a collective bargaining agreement that standardizes labor costs and working conditions, creating a predictable environment for both tradespeople and project owners. As Colorado continues to experience population growth and investment in sustainable building technologies, the role of the local in maintaining water quality and HVAC efficiency becomes increasingly vital. The jurisdiction encompasses several key counties around the Denver-Aurora-Lakewood metro area, making it the primary labor source for many of the region's most prominent mechanical prime contractors.
The wage structure for UA Local 3 is dictated by the Master Labor Agreement, ensuring consistent pay across all signatory job sites. As of the October 21, 2022 update, the Journeyman hourly rate is established at $49.08. Because the supplied data lists the total package at $49.08, readers should contact the business office to verify the specific allocation of fringe benefits—such as health and welfare, pension, and training funds—which are typically paid on top of the base taxable wage. Apprentices in Local 3 follow a structured five-year progression, typically starting at a percentage of the journeyman rate and receiving incremental raises every six to twelve months as they complete required classroom hours and on-the-job training milestones. This tiered system ensures that labor costs remain proportional to the skill level provided.
The jurisdiction of UA Local 3 covers a significant portion of central Colorado, centered on the Denver metropolitan area. Members are dispatched to projects across Denver County and surrounding municipalities where signatory contractors hold permits. The work scope includes the installation, maintenance, and repair of all piping systems, including potable water, sanitary waste, natural gas, and hydronic heating. Whether the project is a public municipal facility or a private commercial development, the local's charter ensures that all work performed by its members meets the high-pressure and safety standards required by Colorado state code and the United Association's national guidelines.
The signatory landscape for UA Local 3 is composed of approximately 31 active contractors tracked on this page, representing a mix of national mechanical firms and localized plumbing specialists. These employers range from large-scale mechanical primes focused on massive commercial developments to service-oriented contractors handling complex tenant improvements and facility maintenance. The diversity of the contractor base provides members with varied work opportunities and ensures that the local can meet the specialized needs of different market sectors. For contractors, being signatory provides a streamlined path to scaling their workforce quickly for large-contract awards without the overhead of independent recruiting for high-skill piping roles.