The structure features two (2) digital units with readability to both directions of heavily traveled I-270. The structure is located directly across I-270 from the Boeing Aerospace Defense Headquarters. Other nearby businesses include Mallinckrodt Medical, Convergys, GKN Aerospace and numerous other mid-size and small businesses. I-270 is on the western border of Lambert – St. Louis International Airport. It is also the only interstate that carries traffic to the North St. Louis County suburbs which include the large municipalities of Hazelwood, Bridgeton and Florissant. The board is also located near the I-270/I-370 interchange. I-370 carries commuters and bypass traffic to and from St. Charles County, still the fastest growing County in Missouri.