US Bridges

Access State Park over Franklin Eddy Canal

Fair

Alamosa County, Colorado · San Luis State Park · Structure no. 0401-SV1

Built
1985
40 years old
Condition
Fair
inspected July 2023
Type
Slab
Concrete Continuous
Length
59 ft
3 main spans
Daily traffic
50
2007 count
Owner
Federal
Bureau of Reclamation

About this bridge

Access State Park over Franklin Eddy Canal is a concrete continuous slab carrying Access State Park over Franklin Eddy Canal in Alamosa County, Colorado. It was built in 1985, so it is 40 years old, younger 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 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 50 vehicles a day, projected to reach 50 by 2035. The structure is 59 ft (18 m) long and 27 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

Open in Google Maps
CarriesAccess State Park
CrossesFranklin Eddy Canal
LocationSan Luis State Park
RouteCounty Highway 116
CountyAlamosa County
StateColorado
Coordinates37.66491, -105.73129
Functional classRural Minor Arterial

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 protection7 GoodSome minor problems.
Last inspectionJuly 2023
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 adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating28.5 US tons
Inventory rating22.2 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length59 ft (18 m)
Longest span14 ft (4.2 m)
Deck width27 ft (8.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2007)
Projected traffic50 by 2035
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerBureau of Reclamation
Maintained byBureau of Reclamation
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 Access State Park over Franklin Eddy Canal built?

It was built in 1985, making it 40 years old in 2025.

What condition is Access State Park over Franklin Eddy 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 July 2023.

How much traffic does Access State Park over Franklin Eddy Canal carry?

About 50 vehicles per day (2007 count).

How long is Access State Park over Franklin Eddy Canal?

The structure is 59 ft (18 m) long with a longest span of 14 ft (4.2 m) and a deck 27 ft wide.

Who owns Access State Park over Franklin Eddy Canal?

It is owned by the Bureau of Reclamation.