The major highways in South Dakota are U.S. routes 12, 14, 16, 18, and 212 that travel east and west, and U.S. routes 81, 83, 85 and 281 that travel north and south.
Major highways in the state of South Dakota include Interstate 90, running east and west across the state and Interstate 29, running north and south. Other major highways include: US Highways 12, 14, 16, 81, 83, 85, 212, 281, and 385
The answer to this question depends on what you mean by "major highways". South Dakota has two Interstates: Interstate 90, running east and west across the state and Interstate 29, running north and south. It also has US Highways 12, 14, 16, 81, 83, 85, 212, 281, and 385. So you could say that South Dakota has 11 major highways.
Interstate 90 forms the east-west corridor and Interstate 29 handles north-south across eastern South Dakota. Interstate 190 is a spur into Rapid City and Interstate 229 is a Sioux Falls Loop. The Capital in Pierre is not connected to the Interstate Highway system and driving into bordering Montana is on an unpaved road.
California.
The major north-south highways are I-75 and I-69. The major east-west are I-94 and I-96
Major highways in the state of South Dakota include Interstate 90, running east and west across the state and Interstate 29, running north and south. Other major highways include: US Highways 12, 14, 16, 81, 83, 85, 212, 281, and 385
The interstate highways in South Carolina are I-95, I-26, I-77, I-85, and I-20.
Sioux Falls and Rapid City can be ranked as major cities in South Dakota.
As of 2009. corn is the major agricultural product in South Dakota with 28.2% of the South Dakota Cash Receipts. Cattle and calves are second with 22.5% of South Dakota Cash Receipts and soybeans are third.
South Dakota has three major attractions. In western South Dakota, there are the Black Hills, which were the site of a major gold rush. In the Black Hills are Mount Rushmore and the Badlands.
Maryland has a few major highways in it. Interstate 95 is one of the busiest highways in the country. It runs north and south. Also 70 and 83 run through the state.
South Dakota is a US State and has no states within its borders.