Erection of a 277’ x 12’ Dual-Wall Steel Stack

Gibraltar Chimney Int'l was hired as the erection contractor by Covanta Energy for the erection of the 277' x 12' dual-wall steel stack at their Oahu Plant, in Honolulu, Hawaii.  Project highlights included:  

  • Erection of a 277’ x 12’ dual-wall steel stack.
  • Due to site congestion, GCI worked in cooperation with the General Contractor in sharing the Manitowoc 18000.
  • High-wind conditions on the island required GCI to perform night-time lifts on some sections.
  • Included installation of platforms and Tuned Mass Damper.
  • Project bonded by GCI