US Bridges

Te Cnty RD 2 over Mosquito Creek

PoorPosted for load

Teton County, Wyoming · T40N R117W S10 · Structure no. EKS

Built
1955
70 years old
Condition
Poor
inspected August 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
30 ft
2 main spans
Daily traffic
901
2024 count
Owner
County
County Highway Agency

About this bridge

Te Cnty RD 2 over Mosquito Creek is a wood or timber stringer/multi-beam or girder carrying Te Cnty RD 2 over Mosquito Creek in Teton County, Wyoming. It was built in 1955, so it is 70 years old, older than the Wyoming average of 48.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 901 vehicles a day, roughly 5% of them trucks, projected to reach 1,261 by 2043. The structure is 30 ft (9.1 m) long and 28 ft wide. If it were closed, the detour would be 34.2 mi (55 km).

CarriesTe Cnty RD 2
CrossesMosquito Creek
LocationT40N R117W S10
RouteCounty Highway 2
StateWyoming
Coordinates43.44113, -110.86429
Functional classRural Minor Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating58 US tons
Inventory rating51 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadUnknown
Structure length30 ft (9.1 m)
Longest span14 ft (4.3 m)
Deck width28 ft (8.5 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic901 (2024)
Projected traffic1,261 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed34.2 mi (55 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$45,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Te Cnty RD 2 over Mosquito Creek built?

It was built in 1955, making it 70 years old in 2025.

What condition is Te Cnty RD 2 over Mosquito Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in August 2023.

How much traffic does Te Cnty RD 2 over Mosquito Creek carry?

About 901 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Te Cnty RD 2 over Mosquito Creek?

The structure is 30 ft (9.1 m) long with a longest span of 14 ft (4.3 m) and a deck 28 ft wide.

Who owns Te Cnty RD 2 over Mosquito Creek?

It is owned by the County Highway Agency.