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Highline Public Schools
15675 Ambaum Blvd. SW Burien, WA 98166

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Monday-Friday: 7:30 a.m. - 4:30 p.m.

Highline Public Schools
15675 Ambaum Blvd. SW Burien, WA 98166

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Timelapse: Watch HHS Go Up!

HHS is on Track to Open September 2021

Construction progress is steady despite COVID-19, thanks to diligent planning by Skanska USA and construction workers. The new school is on track for opening in September 2021.

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If you like details, read on for the latest construction report!

Construction Progress Report

  • Structural steel work continues, with steel in place up to the roof level in several areas. Work on steel studs for the walls has begun.
     
  • "Topping off," or completing the last piece of the structural steel skeleton, will take place this summer. 
     
  • Footings and concrete slab work is 85% complete.
     
  • Elevated concrete slab work is in progress and 87% complete.
     
  • Structural steel work continues. Structural steel is in place to the roof level in several areas of building. Roof decking is now being installed.
     
  • Installation of concrete masonry unit (CMU) blocks for the auxiliary gym and the main gym is 100% complete.
     
  • CMU blocks installation for the physical education area is approximately 99% complete.
     
  • CMU blocks installation for the auditorium/theater is estimated to be 45% complete.
     
  • Installation of mechanical equipment for heating, ventilation and air conditioning (HVAC) is estimated to be 10% complete.
     
  • Electrical installation is estimated to be 10% complete.
     
  • Deep utility work is around 95% complete.
     
  • Storm water connection work on South 152nd Street is in progress.
     
  • Water District connection is complete.  
     
  • Sewer connections, sidewalks and crosswalks are in progress and estimated to be 40% complete.
     
  • Metal roof deck (not standing metal seam finished roofing) and roof insulation work is estimated to be 40% complete.
     
  • Steel stud wall work has also started throughout the project and is estimated to be 20% complete.
     
  • Work is ongoing at the Sunnydale site to install site utilities in support of the new tennis court and restroom installation. Grading and storm drain work are at 95% complete.