Commercial & Public Facilities

Commercial & Public Facilities


Seattle-Tacoma International Airport, WA

Expansion of the SeaTac International Airport in the State of Washington (USA) included construction of a third runway, which required installation of a series of single face and multi-tiered Mechanically Stabilized Earth (MSE) wall structures.  The tallest of these MSE walls consisted of a four-tier structure with a total exposed height of approximately 43 meters (45 meters with wall base embedment