FAA INFORMATION EFFECTIVE 10 APRIL 2008
Location
| FAA Identifier: | 7S1 |
| Lat/Long: | 45-32-01.5780N / 112-18-09.3200W
45-32.026300N / 112-18.155333W
45.5337717 / -112.3025889
(estimated) |
| Elevation: | 4777 ft. / 1456 m (estimated) |
| Variation: | 17E (1985) |
| 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 |
| Sectional chart: | GREAT FALLS |
| 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: | DUSK-DAWN
MIRL RY 17/35 AND PAPI RY 17 & RY 34 OPER DUSK - 2000; AFTER 2000 ACTVT MIRL RY 17/35 AND PAPI RYS 17 & 35 - CTAF. |
| Beacon: | white-green (lighted land airport) |
Airport Communications
| CTAF: | 122.9 |
| WX ASOS at DLN (20 nm SW): | 135.225 (406-683-5470) |
Nearby radio navigation aids
| VOR radial/distance | | VOR name | | Freq | | Var |
|---|
| DLNr013/20.0 | | DILLON VOR/DME | | 113.00 | | 18E |
| HIAr178/20.5 | | WHITEHALL VORTAC | | 113.70 | | 18E |
| CPNr132/35.2 | | COPPERTOWN VOR/DME | | 111.60 | | 16E |
| NDB name | | Hdg/Dist | | Freq | | Var | | ID |
|---|
| ENNIS | | 285/31.8 | | 286 | | 15E | | EKS | . -.- ... |
Airport Services
| Fuel available: | 100LL JET-A |
| Parking: | hangars and tiedowns |
| Airframe service: | MAJOR |
| Powerplant service: | MAJOR |
| Bottled oxygen: | NONE |
| Bulk oxygen: | NONE |
Runway Information
Runway 17/35
| Dimensions: | 4300 x 60 ft. / 1311 x 18 m |
| Surface: | asphalt, in good condition |
| Runway edge lights: | medium intensity |
| RUNWAY 17 | | RUNWAY 35 |
| Latitude: | 45-32.400833N | | 45-31.693833N |
| Longitude: | 112-17.991500W | | 112-18.034333W |
| Elevation: | 4777.1 ft. | | 4759.9 ft. |
| Gradient: | 0.4% DOWN | | 0.4% |
| Traffic pattern: | left | | left |
| Runway heading: | 165 magnetic, 182 true | | 345 magnetic, 002 true |
| Markings: | basic, in good condition | | basic, 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) |
| Touchdown point: | yes, no lights | | yes, no lights |
| Obstructions: | none | | 4 ft. fence, 317 ft. from runway, 29:1 slope to clear |
Runway 7/25
| Dimensions: | 3441 x 110 ft. / 1049 x 34 m |
| Surface: | turf/gravel, in fair condition |
| Weight bearing capacity: | |
| RUNWAY 7 | | RUNWAY 25 |
| Latitude: | 45-31.966667N | | 45-32.033333N |
| Longitude: | 112-18.733333W | | 112-17.933333W |
| Elevation: | 4703.8 ft. | | 4776.7 ft. |
| Gradient: | 2.1% UP | | 2.1% DOWN |
| Traffic pattern: | left | | left |
| Runway heading: | 066 magnetic, 083 true | | 246 magnetic, 263 true |
| Touchdown point: | yes, no lights | | yes, no lights |
| Obstructions: | 11 ft. road, 264 ft. from runway, 24:1 slope to clear | | 10 ft. fence, 56 ft. from runway, 14:1 slope to clear |
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
(406) 596-1129 |
| Manager: | RON COLEMAN
PO BOX 235
TWIN BRIDGES, MT 59774
Phone 406-684-5335
OR 596-1129 |
Airport Operational Statistics
| Aircraft based on the field: | | 17 | | Single engine airplanes: | | 15 | | Multi engine airplanes: | | 1 | | Ultralights: | | 1 |
- ULTRALIGHTS ON & INVOF ARPT.
| |  | |
| Aircraft operations: avg 51/week * | | 57% | transient general aviation | | 42% | local general aviation | | 2% | air taxi | | * for 12-month period ending 13 August 2008 | |
Additional Remarks
| - | DEER ON & INVOF ARPT. |
| - | 195 FT TALL TOWER 1.4 NM 'NE' OF RY 17 THRESHOLD. |
Instrument Procedures
There are no published instrument procedures at 7S1.
Some nearby airports with instrument procedures:
KDLN - Dillon Airport (20 nm SW)
KBTM - Bert Mooney Airport (27 nm N)
3U3 - Bowman Field Airport (44 nm NW)
KBZN - Gallatin Field Airport (50 nm E)
KHLN - Helena Regional Airport (66 nm N)
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Road maps at:
MapQuest
MapPoint
Yahoo! Maps
Google
Rand McNally
Topographic chart at:
TopoZone
Satellite photo at:
TerraServer
Virtual Earth
| 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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Click on chart to expand
Sectional chart courtesy of SkyVector.com
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| Airport distance calculator |
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| Sunrise and sunset |
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Times for 09-May-2008
| | Local
(UTC-6) | | Zulu
(UTC) |
|---|
| Morning civil twilight | | 05:31 | | 11:31 |
| Sunrise | | 06:05 | | 12:05 |
| Sunset | | 20:46 | | 02:46 |
| Evening civil twilight | | 21:20 | | 03:20 |
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| Current date and time |
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| Zulu (UTC) | 10-May-2008 03:39:52 |
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| Local (UTC-6) | 09-May-2008 21:39:52 |
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| METAR |
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KDLN
20nm SW | 100253Z AUTO 00000KT 10SM FEW065 01/M01 A3003 RMK AO2 SLP188 60001 T00111011 53028
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KBTM
27nm N | 100253Z AUTO VRB05KT 9SM FEW030 BKN043 OVC100 02/M03 A3004 RMK AO2 SNB29E51 SLP192 P0000 60000 T00221028 53024
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| TAF |
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KBTM
27nm N | 100200Z 100224 33011KT P6SM VCSH SCT040 BKN050 BKN080 FM0300 VRB06KT P6SM SCT100 FM2100 24012KT P6SM FEW090
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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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