Twin Bridges Airport is a state-owned public-use airstrip located 22 miles (35 km) northeast of the central business district

Central business district

A central business district is the commercial and often geographic heart of a city. In North America this part of a city is commonly referred to as "downtown" or "city center"...

 of Ketchum

Ketchum, Idaho

Ketchum is a city in Blaine County, Idaho, United States, in the central part of the state. The population was 3,003 at the 2000 census. It is in the Wood River Valley, adjacent to Sun Valley; the two communities share many resources and both sit in the same valley beneath Bald Mountain, with its...

, a city in Custer County

Custer County, Idaho

Custer County is a rural mountain county located in the center of the U.S. state of Idaho. Established in 1881, it was named for the General Custer Mine, where gold was discovered five years earlier . The population was 4,342 at the 2000 census; it is estimated to have fallen to 4,166 by 2007...

, Idaho

Idaho

Idaho is a state in the Rocky Mountain area of the United States. The state's largest city and capital is Boise. Residents are called "Idahoans". Idaho was admitted to the Union on July 3, 1890, as the 43rd state....

, United States

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

.

Facilities and aircraft

Twin Bridges Airport covers an area of 60 acres (24.3 ha) which contains one runway

Runway

According to ICAO a runway is a "defined rectangular area on a land aerodrome prepared for the landing and take-off of aircraft." Runways may be a man-made surface or a natural surface .- Orientation and dimensions :Runways are named by a number between 01 and 36, which is generally one tenth...

 (3/21) with a turf

Grass

Grasses, or more technically graminoids, are monocotyledonous, usually herbaceous plants with narrow leaves growing from the base. They include the "true grasses", of the Poaceae family, as well as the sedges and the rushes . The true grasses include cereals, bamboo and the grasses of lawns ...

 surface measuring 4,450 x 100 ft (1,356 x 30 m). For the 12-month period ending August 17, 2005, the airport had 800 aircraft operations: 75% general aviation

General aviation

General aviation is one of the two categories of civil aviation. It refers to all flights other than military and scheduled airline and regular cargo flights, both private and commercial. General aviation flights range from gliders and powered parachutes to large, non-scheduled cargo jet flights...

 and 25% air taxi

Air taxi

An air taxi is an air charter passenger or cargo aircraft which operates on an on-demand basis.-Regulation:In the United States, air taxi and air charter operations are governed by Part 135 of the Federal Aviation Regulations , unlike the larger scheduled air carriers which are governed by more...

. The airport is located close to the Big Lost River in a narrow valley. Approaches to runway 21 must be flown off the extended runway centerline due to a mountain.

External links

• Twin Bridges Airport at Idaho Transportation Department
  Idaho Transportation Department
  The Idaho Transportation Department is the State of Idaho governmental organization responsible for the current transportation infrastructure. This includes ongoing operations and maintenance; as well as planning for future needs of the state and its citizens...