Road Enthusiasts

BGS is a roadgeek acronym for Big Green Sign. It is used to describe freeway style and other green guide signs.

A multilevel interchange where two multi lane highways are connected with intersecting diamond interchanges. Interstate 476 and U.S. 1 at Media, Pennsylvania and Interstate 240 at U.S. 70 at Asheville, North Carolina are two uses of this exchange. Hat tip to Kurumi for the terminology.

The Thomas Brothers Map Guide is a city map in a book format, eschewing the traditional foldout map standard. It became a more common format once Rand McNally purchased Thomas Brothers.

A road enthusiast is someone who enjoys taking road trips, photographing highways, collecting road maps and/or clinching routes for the love of the road.

The original interstate shield design included the state name between the red area and the highway number. However, as the specifications were refined and number sizes increased, the state name was removed from the Interstate Shield design. Ohio was the first state to formally drop the state name. Other states followed from 1970 onwards. However Louisiana, Mississippi and Texas readopted the state name on Interstate shields after 2009. Those shields [...]

A multiplex is a roadgeek term where two or more routes overlap on the same stretch of pavement; sometimes a dually signed road is referred to as a duplex and three routes that share the same stretch of pavement are referred to as a triplex. The FHWA utilizes the term overlap in these instances. Additionally some states referenced shared alignments as braided routes.

Misc.transport.road was a long standing Usenet newsgroup designed for discussions of roads and related topics. Everything from level of service to highway construction to a philosophical discussion on Interstate 99 was found at this newsgroup. An archive is available via Google.

The last Gousha Road Atlas was published in 1996 before Rand McNally bought it and retired the art work. For years prior, Gousha was commonly used for many oil companies in addition to its own collection of folding maps and road atlases.