Article
AC Hotel by Marriott 'Tops Off' in Portland

By Kali Jeter

Mortenson Construction is pleased to announce the successful “topping off” of the new AC Hotel by Marriott, a 13-story, 120,000 square foot hotel in downtown Portland, Ore. The topping out signifies the placement of the final steel beam, a major milestone as the building will now transition from the structural to enclosure stage of the construction process. The final steel beam was placed by Mortenson on May 20th.

"Construction of AC Hotel is continuing to make significant progress, and the topping off of the building represents another important step towards the successful completion of construction." Said Jeff Madden, general manager of Mortenson Construction. "We're honored to be part of this important addition to downtown Portland and to mark this most recent achievement."

Some interesting aspects construction on the new AC Hotel Include:  

  • Leed Silver targeted building
  • 1,137,913 Pounds of rebar used in the building
  • Approximately 5500 cubic yards of concrete poured to-date
  • 81% of Trash has been recycled to-date
  • It took approximately six months to pour all levels. Once in the typical sequence each level's slab, elevator core, and columns were poured on a weekly basis.
  • 655 embeds 
  • As of April, 337,396 pounds of concrete have been reclaimed
  • To support our local community, AC Hotel Portland is currently working with New Avenues for Youth for community outreach opportunities, and more specifically as a potential partner for employment opportunity, as we will be creating 62 new jobs
  • In its first year, AC Hotel Portland Downtown expects to generate over $1.4M in tax revenue