Interstate 475 (I-475) is a

auxiliary Interstate Highway Auxiliary Interstate Highways (also called three-digit Interstate Highways) are a subset of highways within the United States' Interstate Highway System. The 323 auxiliary routes generally fall into three types: spur routes, which connect to or i ...

Georgia Georgia most commonly refers to: * Georgia (country), a country in the South Caucasus * Georgia (U.S. state), a state in the southeastern United States Georgia may also refer to: People and fictional characters * Georgia (name), a list of pe ...

, splitting off from

I-75 Interstate 75 (I-75) is a major north–south Interstate Highway System, Interstate Highway in the Great Lakes region, Great Lakes and Southeastern United States, Southeastern regions of the United States. As with most Interstates that end ...

/ State Route 540 (SR 540) and bypassing Macon. It is also unsigned State Route 408 (SR 408). This is the preferred route for through traffic, as I-75 enters Downtown Macon and reduces to four lanes (two in either direction; undergoing widening), and has a

speed limit Speed limits on road traffic, as used in most countries, set the legal maximum speed at which vehicles may travel on a given stretch of road. Speed limits are generally indicated on a traffic sign reflecting the maximum permitted speed, express ...

, in addition to the highway interchange with I-16.

Route description

I-475 carries six lanes (three in each direction) throughout its entire route (expanding to eight lanes at both junctions with I-75), except at its northernmost terminus with I-75, where it briefly reduces to four lanes. One rest area can be found along the northbound lanes south of Exit 9 at mile marker 7.7. The road has also been equipped with

traffic camera A traffic camera is a video camera which observes vehicular traffic on a road. Typically, traffic cameras are put along major roads such as highways, freeways, expressways and arterial roads, and are connected by optical fibers buried alongside o ...

s, which are a part of the Georgia Navigator system that has been extended via

fiber optics An optical fiber, or optical fibre, is a flexible glass or plastic fiber that can transmit light from one end to the other. Such fibers find wide usage in fiber-optic communications, where they permit transmission over longer distances and at ...

all the way from the

Atlanta metropolitan area Metro Atlanta, designated by the United States Office of Management and Budget as the Atlanta–Sandy Springs–Roswell metropolitan statistical area, is the most populous metropolitan statistical area in the U.S. state of Georgia and the sixt ...

, nearly to the north-northwest. The entire length of I-475 is part of the National Highway System, a system of routes determined to be the most important for the nation's economy, mobility, and defense.

History

Built in stages between 1965 and 1967, I-475 was originally built with two lanes in each direction, and a wide

median The median of a set of numbers is the value separating the higher half from the lower half of a Sample (statistics), data sample, a statistical population, population, or a probability distribution. For a data set, it may be thought of as the “ ...

with forest, mostly of

sweetgum ''Liquidambar'', commonly called sweetgum (star gum in the UK), gum, redgum, satin-walnut, styrax or American storax, is the only genus in the flowering plant family Altingiaceae and has 15 species. They were formerly often treated as a part of ...

trees. When the one lane was added in each direction, every bit of the median was paved, with a full-lane-wide

shoulder The human shoulder is made up of three bones: the clavicle (collarbone), the scapula (shoulder blade), and the humerus (upper arm bone) as well as associated muscles, ligaments and tendons. The articulations between the bones of the shoulder m ...

in both directions instead of the narrow ones with two lanes in each direction, and a

Jersey barrier A Jersey barrier, Jersey wall, or Jersey bump is a modular concrete or plastic barrier employed to separate lanes of traffic. It is designed to minimize vehicle damage in cases of incidental contact while still preventing vehicle crossovers resu ...

designed to prevent head-on collisions, instead of leaving, replanting any trees, other

landscaping Landscaping refers to any activity that modifies the visible features of an area of land, including the following: # Living elements, such as flora or fauna; or what is commonly called gardening, the art and craft of growing plants with a goal ...

or native vegetation. In 1965, the entire length of the highway was under construction; it opened two years later. At the time, I-75 going into Macon was not yet complete. The Bibb County Commission named the highway in honor of former Commission Chair Larry Justice, who retired in 2000.

Exit list

References

External links

Kurumi - Georgia I-475
{{3di, 75 75-4 Georgia 75-4 Transportation in Macon, Georgia 4 Georgia Transportation in Bibb County, Georgia Transportation in Monroe County, Georgia

Route description

History

Exit list

See also

References

External links