US Bridges

Al Cnty RD 610 over Rock Creek

Fair

Albany County, Wyoming · 14 MI N of Rock River · Structure no. KDP

Built
1996
29 years old
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
98 ft
3 main spans
Daily traffic
21
2024 count
Owner
County
County Highway Agency

About this bridge

Al Cnty RD 610 over Rock Creek is a steel continuous stringer/multi-beam or girder carrying Al Cnty RD 610 over Rock Creek in Albany County, Wyoming. It was built in 1996, so it is 29 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 21 vehicles a day, roughly 19% of them trucks, projected to reach 29 by 2043. The structure is 98 ft (29.9 m) long and 29 ft wide. If it were closed, the detour would be 13 mi (21 km).

CarriesAl Cnty RD 610
CrossesRock Creek
Location14 MI N of Rock River
RouteCounty Highway 610
StateWyoming
Coordinates41.92302, -106.02663
Functional classRural Minor 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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating59 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length98 ft (29.9 m)
Longest span38 ft (11.6 m)
Deck width29 ft (8.7 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic21 (2024)
Projected traffic29 by 2043
Trucks19%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13 mi (21 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$3,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Al Cnty RD 610 over Rock Creek built?

It was built in 1996, making it 29 years old in 2025.

What condition is Al Cnty RD 610 over Rock 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 November 2024.

How much traffic does Al Cnty RD 610 over Rock Creek carry?

About 21 vehicles per day (2024 count), of which roughly 19% are trucks.

How long is Al Cnty RD 610 over Rock Creek?

The structure is 98 ft (29.9 m) long with a longest span of 38 ft (11.6 m) and a deck 29 ft wide.

Who owns Al Cnty RD 610 over Rock Creek?

It is owned by the County Highway Agency.