US Bridges

CR L / Lariat RD over Monte Vista Canal

Fair

Rio Grande County, Colorado · Just W of CR 28 · Structure no. RGD000L-02.50W

Built
1971
54 years old
Condition
Fair
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
40 ft
1 main span
Daily traffic
71
2022 count
Owner
County
County Highway Agency

About this bridge

CR L / Lariat RD over Monte Vista Canal is a steel stringer/multi-beam or girder carrying CR L / Lariat RD over Monte Vista Canal in Rio Grande County, Colorado. It was built in 1971, so it is 54 years old, older than the Colorado average of 42.2 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 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 71 vehicles a day, roughly 2% of them trucks, projected to reach 82 by 2042. The structure is 40 ft (12.3 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesCR L / Lariat RD
CrossesMonte Vista Canal
LocationJust W of CR 28
RouteCounty Highway 0
CountyRio Grande County
StateColorado
Coordinates37.57469, -106.19413
Functional classRural Local

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating34 US tons
Inventory rating20.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckCorrugated steel
Main spans1
Design loadUnknown
Structure length40 ft (12.3 m)
Longest span37 ft (11.4 m)
Deck width28 ft (8.6 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic71 (2022)
Projected traffic82 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was CR L / Lariat RD over Monte Vista Canal built?

It was built in 1971, making it 54 years old in 2025.

What condition is CR L / Lariat RD over Monte Vista Canal 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 December 2024.

How much traffic does CR L / Lariat RD over Monte Vista Canal carry?

About 71 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is CR L / Lariat RD over Monte Vista Canal?

The structure is 40 ft (12.3 m) long with a longest span of 37 ft (11.4 m) and a deck 28 ft wide.

Who owns CR L / Lariat RD over Monte Vista Canal?

It is owned by the County Highway Agency.