US Bridges

Grant Street over Bitter Creek

Fair

Sweetwater County, Wyoming · Rock Springs · Structure no. MFY

Built
2010
15 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
119 ft
1 main span
Daily traffic
4,727
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Grant Street over Bitter Creek is a steel stringer/multi-beam or girder carrying Grant Street over Bitter Creek in Sweetwater County, Wyoming. It was built in 2010, so it is 15 years old, younger than the Wyoming average of 48.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 4,727 vehicles a day, roughly 11% of them trucks, projected to reach 6,618 by 2043. The structure is 119 ft (36.4 m) long and 66 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesGrant Street
CrossesBitter Creek
LocationRock Springs
RouteCity Street 0
StateWyoming
Coordinates41.58795, -109.22741
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating86 US tons
Inventory rating66 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length119 ft (36.4 m)
Longest span117 ft (35.7 m)
Deck width66 ft (20 m)
Roadway width54 ft (16.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,727 (2024)
Projected traffic6,618 by 2043
Trucks11%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Grant Street over Bitter Creek built?

It was built in 2010, making it 15 years old in 2025.

What condition is Grant Street over Bitter Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2024.

How much traffic does Grant Street over Bitter Creek carry?

About 4,727 vehicles per day (2024 count), of which roughly 11% are trucks.

How long is Grant Street over Bitter Creek?

The structure is 119 ft (36.4 m) long with a longest span of 117 ft (35.7 m) and a deck 66 ft wide.

Who owns Grant Street over Bitter Creek?

It is owned by the City or Municipal Highway Agency.