South Dakota Highway 40
Encyclopedia
South Dakota Highway 40 is a state highway in southwest South Dakota
. The highway is 37 miles (59.5 km) long and runs from U.S. Route 16A
in Keystone
to Bureau of Indian Affairs Highway 41 in Red Shirt
. The highway runs near Mount Rushmore National Memorial in Keystone, and its eastern terminus is on the Pine Ridge Indian Reservation
near the edge of Badlands National Park
. SD 40 was established along its current route in 1976; the SD 40 designation was originally used on a highway that is now part of South Dakota Highway 44.
. This route was originally part of South Dakota Highway 40. At that time, SD 40 exited the park to the northeast, and continued east with U.S. Highway 16. Around 1970, SD 40 was rerouted south from the park to a new alignment south of the White River. When this was done, SD 40A was created to link with Alternate U.S. Highway 16.
In 1976, this route was redesignated as South Dakota Highway 377
.
South Dakota
South Dakota is a state located in the Midwestern region of the United States. It is named after the Lakota and Dakota Sioux American Indian tribes. Once a part of Dakota Territory, South Dakota became a state on November 2, 1889. The state has an area of and an estimated population of just over...
. The highway is 37 miles (59.5 km) long and runs from U.S. Route 16A
U.S. Route 16A (South Dakota)
U.S. Route 16A is a scenic United States highway, which divides from U.S. Route 16 in the Black Hills of South Dakota. The highway's eastern terminus is at a junction with US 16 called the Keystone Wye south of Rapid City, South Dakota...
in Keystone
Keystone, South Dakota
Keystone is a town in the Black Hills region of Pennington County, South Dakota, United States. The population was 337 at the 2010 census. It had its origins in 1883 as a mining town, and has since transformed itself into a resort town, serving the needs of the millions of visitors to Mount...
to Bureau of Indian Affairs Highway 41 in Red Shirt
Red Shirt, South Dakota
Red Shirt is a small unincorporated Oglala Lakota village southeast of Hermosa in Shannon County, South Dakota, United States. It is on the Pine Ridge Reservation, just outside Badlands National Park....
. The highway runs near Mount Rushmore National Memorial in Keystone, and its eastern terminus is on the Pine Ridge Indian Reservation
Pine Ridge Indian Reservation
The Pine Ridge Indian Reservation is an Oglala Sioux Native American reservation located in the U.S. state of South Dakota. Originally included within the territory of the Great Sioux Reservation, Pine Ridge was established in 1889 in the southwest corner of South Dakota on the Nebraska border...
near the edge of Badlands National Park
Badlands National Park
Badlands National Park, in southwest South Dakota, United States preserves of sharply eroded buttes, pinnacles, and spires blended with the largest protected mixed grass prairie in the United States....
. SD 40 was established along its current route in 1976; the SD 40 designation was originally used on a highway that is now part of South Dakota Highway 44.
Related route
South Dakota Highway 40A was a short spur route in the east part of Badlands National ParkBadlands National Park
Badlands National Park, in southwest South Dakota, United States preserves of sharply eroded buttes, pinnacles, and spires blended with the largest protected mixed grass prairie in the United States....
. This route was originally part of South Dakota Highway 40. At that time, SD 40 exited the park to the northeast, and continued east with U.S. Highway 16. Around 1970, SD 40 was rerouted south from the park to a new alignment south of the White River. When this was done, SD 40A was created to link with Alternate U.S. Highway 16.
In 1976, this route was redesignated as South Dakota Highway 377
South Dakota Highway 377
South Dakota Highway 377 is a state route that runs entirely within Jackson County, South Dakota. It begins at its intersection with Highway 44 in Interior, and runs in a northeasterly direction to its northern terminus at its intersection with Highway 240 in the Badlands National Park.- Legal...
.