US Bridges

Mesa Ave. over Oak Creek

Poor

Fremont County, Colorado · In Town of Rockvale · Structure no. RV 2A-MESA AVE.

Built
1993
32 years old
Condition
Poor
inspected January 2025
Type
Stringer/Multi-beam or Girder
Steel
Length
49 ft
1 main span
Daily traffic
491
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Mesa Ave. over Oak Creek is a steel stringer/multi-beam or girder carrying Mesa Ave. over Oak Creek in Fremont County, Colorado. It was built in 1993, so it is 32 years old, younger than the Colorado average of 42.2 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.

It carries about 491 vehicles a day, roughly 2% of them trucks, projected to reach 550 by 2042. The structure is 49 ft (14.9 m) long and 26 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesMesa Ave.
CrossesOak Creek
LocationIn Town of Rockvale
RouteCity Street 0
CountyFremont County
StateColorado
Coordinates38.36694, -105.16477
Functional classUrban 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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating30 US tons
Inventory rating17.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckCorrugated steel
Main spans1
Design loadUnknown
Structure length49 ft (14.9 m)
Longest span44 ft (13.4 m)
Deck width26 ft (7.8 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic491 (2022)
Projected traffic550 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 Mesa Ave. over Oak Creek built?

It was built in 1993, making it 32 years old in 2025.

What condition is Mesa Ave. over Oak 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 January 2025.

How much traffic does Mesa Ave. over Oak Creek carry?

About 491 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is Mesa Ave. over Oak Creek?

The structure is 49 ft (14.9 m) long with a longest span of 44 ft (13.4 m) and a deck 26 ft wide.

Who owns Mesa Ave. over Oak Creek?

It is owned by the Town or Township Highway Agency.