There's no "perhaps" about it. When President Eisenhower's administration commissioned the interstate highway system, one of the specifications was that the roadbed would be able to withstand the tracks and weight of main battle tanks, and the weight transporters carrying main battle tanks. Eisenhower was very impressed by what he saw of the German autobahn, which also was designed with the idea of being able to move large armies quickly.Pepper Breeder wrote:Many interstate highway intersections have been reconstructed so that the interstate is the bridge over the smaller road. Perhaps this is to move windmill parts up and down the highway, and perhaps it is so that large armored vehicles may move unimpeded about our land.
https://en.wikipedia.org/wiki/Interstat ... Other_uses
https://en.wikipedia.org/wiki/National_ ... )#OverviewAs one of the components of the National Highway System, Interstate Highways improve the mobility of military troops to and from airports, seaports, rail terminals, and other military bases. Interstate Highways also connect to other roads that are a part of the Strategic Highway Network, a system of roads identified as critical to the U.S. Department of Defense.[38]
I remember my dad telling me when I was a boy about the construction standard for moving heavy tanks around.The Strategic Highway Network (STRAHNET) of importance to the United States' strategic defense policy including links from major military installations and this Strategic Highway Network[5]