FAA INFORMATION EFFECTIVE 28 MARCH 2019
Location
| FAA Identifier: | 7S1 |
| Lat/Long: | 45-32-07.5000N / 112-18-08.2000W
45-32.125000N / 112-18.136667W
45.5354167 / -112.3022778
(estimated) |
| Elevation: | 4788.7 ft. / 1459.6 m (surveyed) |
| Variation: | 12E (2020) |
| From city: | 2 miles SE of TWIN BRIDGES, MT |
| Time zone: | UTC -6 (UTC -7 during Standard Time) |
| Zip code: | 59749 |
Airport Operations
| Airport use: | Open to the public |
| Activation date: | 04/1940 |
| Control tower: | no |
| ARTCC: | SALT LAKE CITY CENTER |
| FSS: | GREAT FALLS FLIGHT SERVICE STATION |
| NOTAMs facility: | GTF (NOTAM-D service available) |
| Attendance: | MON-FRI 0800-1700 |
| Wind indicator: | lighted |
| Segmented circle: | yes |
| Lights: | ACTVT PAPI RWY 17 & 35; MIRL RWY 17/35; - 122.9. |
| Beacon: | white-green (lighted land airport)
Operates sunset to sunrise. |
Airport Communications
| CTAF: | 122.9 |
| WX ASOS at DLN (20 nm SW): | 135.225 (406-683-5470) |
- APCH/DEP SVC PRVDD BY SALT LAKE ARTCC (ZLC) ON 132.4/338.3 (BOZMAN RCAG).
Nearby radio navigation aids
| VOR radial/distance | | VOR name | | Freq | | Var |
|---|
| DLNr013/20.1 | | DILLON VOR/DME | | 113.00 | | 18E |
| HIAr178/20.4 | | WHITEHALL VOR/DME | | 113.70 | | 18E |
| CPNr132/35.1 | | COPPERTOWN VOR/DME | | 111.60 | | 16E |
| NDB name | | Hdg/Dist | | Freq | | Var | | ID |
|---|
| ENNIS | | 285/31.7 | | 286 | | 15E | | EKS | . -.- ... |
Airport Services
| Fuel available: | 100LL JET-A |
| Parking: | hangars and tiedowns |
| Airframe service: | MAJOR |
| Powerplant service: | MAJOR |
| Bottled oxygen: | HIGH/LOW |
| Bulk oxygen: | NONE |
Runway Information
Runway 17/35
| Dimensions: | 6000 x 60 ft. / 1829 x 18 m |
| Surface: | asphalt, in good condition |
| Weight bearing capacity: | | Single wheel: | 60.0 | | Double wheel: | 78.0 | | Double tandem: | 99.9 |
|
| Runway edge lights: | medium intensity |
| Gradient: | N |
| RUNWAY 17 | | RUNWAY 35 |
| Latitude: | 45-32.680080N | | 45-31.693915N |
| Longitude: | 112-17.974507W | | 112-18.034197W |
| Elevation: | 4788.7 ft. | | 4760.2 ft. |
| Gradient: | 0.4% DOWN | | 0.5% UP |
| Traffic pattern: | left | | left |
| Runway heading: | 170 magnetic, 182 true | | 350 magnetic, 002 true |
| Markings: | nonprecision, in good condition | | nonprecision, in good condition |
| Visual slope indicator: | 2-light PAPI on left (3.00 degrees glide path) | | 2-light PAPI on left (3.00 degrees glide path) |
| Runway end identifier lights: | no | | no |
| Touchdown point: | yes, no lights | | yes, no lights |
Runway 7/25
| Dimensions: | 2866 x 100 ft. / 874 x 30 m |
| Surface: | turf/dirt, in fair condition |
| Gradient: | E |
| RUNWAY 7 | | RUNWAY 25 |
| Latitude: | 45-31.968208N | | 45-32.017487N |
| Longitude: | 112-18.746020W | | 112-18.079078W |
| Elevation: | 4705.1 ft. | | 4763.6 ft. |
| Gradient: | 2.0% UP | | 2.1% DOWN |
| Traffic pattern: | left | | left |
| Runway heading: | 071 magnetic, 083 true | | 252 magnetic, 264 true |
| Touchdown point: | yes, no lights | | yes, no lights |
Airport Ownership and Management from official FAA records
| Ownership: | Publicly-owned |
| Owner: | MADISON CO & TOWN OF TWIN BRIDGES
BOX 278
VIRGINIA CITY, MT 59775-0278
Phone 406-843-4277 |
| Manager: | KENDRA HORN
PO BOX 52
VIRGINIA CITY, MT 59755
Phone (406) 684-5335
OR (406) 684-5335. |
Airport Operational Statistics
| Aircraft based on the field: | | 12 | | Single engine airplanes: | | 10 | | Jet airplanes: | | 1 | | Ultralights: | | 1 |
- ULTRALIGHTS ON & INVOF ARPT.
| |  | |
| Aircraft operations: avg 53/week * | | 55% | transient general aviation | | 40% | local general aviation | | 4% | air taxi | | 2% | military | | * for 12-month period ending 13 May 2015 | |
Additional Remarks
| - | DEER & ANTELOPE ON & INVOF ARPT. |
| - | 195 FT TALL TOWER 1.4 NM 'NE' OF RY 17 THRESHOLD. |
| - | AFLD SFC COND UNMONITORED. |
Instrument Procedures
NOTE: All procedures below are presented as PDF files. If you need a reader for these files, you should download the free Adobe Reader.NOT FOR NAVIGATION. Please procure official charts for flight.
FAA instrument procedures published for use from 28 March 2019 at 0901Z to 25 April 2019 at 0900Z.
IAPs - Instrument Approach Procedures |
|---|
| RNAV (GPS) RWY 17 | |
download (330KB) |
| RNAV (GPS) RWY 35 | |
download (301KB) |
|
|---|
| BRIDGES ONE (OBSTACLE) (RNAV) | |
download (176KB) |
| DILLON ONE (OBSTACLE) (RNAV) | |
download (120KB) |
| NOTE: Special Take-Off Minimums/Departure Procedures apply | |
download (376KB) |
Other nearby airports with instrument procedures:
KDLN - Dillon Airport (20 nm SW)
KBTM - Bert Mooney Airport (26 nm N)
KEKS - Ennis - Big Sky Airport (32 nm SE)
3U3 - Bowman Field Airport (44 nm NW)
KBZN - Bozeman Yellowstone International Airport (50 nm E)
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Road maps at:
MapQuest
Bing
Google
| Aerial photo |
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WARNING: Photo may not be current or correct
Do you have a better or more recent aerial photo of Twin Bridges Airport that you would like to share? If so, please send us your photo.
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| Sectional chart |
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| Airport distance calculator |
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| Sunrise and sunset |
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Times for 21-Apr-2019
| | Local
(UTC-6) | | Zulu
(UTC) |
|---|
| Morning civil twilight | | 06:03 | | 12:03 |
| Sunrise | | 06:34 | | 12:34 |
| Sunset | | 20:22 | | 02:22 |
| Evening civil twilight | | 20:53 | | 02:53 |
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| Current date and time |
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| Zulu (UTC) | 22-Apr-2019 03:33:45 |
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| Local (UTC-6) | 21-Apr-2019 21:33:45 |
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| METAR |
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| 7S1 | SuperAWOS
220255Z AUTO 34014G18KT 10SM 06/01 A3012
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| TAF |
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KBTM
27nm N | 212142Z 2122/2218 21006KT P6SM -RA BKN025 OVC035 FM220100 02006KT P6SM VCSH BKN030 OVC060 FM220300 VRB05KT P6SM OVC025
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KEKS
32nm SE | 220201Z 2202/2224 VRB06KT P6SM SCT020 BKN090 TEMPO 2202/2204 36011G18KT
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| NOTAMs |
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NOTAMs are issued by the DoD/FAA and will open in a separate window not controlled by AirNav.
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