US Bridges

Fish Hatchery Road over Fall River

Fair

Larimer County, Colorado · 0.9 Miles South of US HWY · Structure no. EP-FHATRD2-FALL

Built
1985
40 years old
Condition
Fair
inspected September 2024
Type
Tee Beam
Prestressed Concrete
Length
31 ft
1 main span
Daily traffic
130
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Fish Hatchery Road over Fall River is a prestressed concrete tee beam carrying Fish Hatchery Road over Fall River in Larimer 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 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 130 vehicles a day, roughly 13% of them trucks, projected to reach 163 by 2043. The structure is 31 ft (9.3 m) long and 31 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesFish Hatchery Road
CrossesFall River
Location0.9 Miles South of US HWY
RouteCity Street 0
CountyLarimer County
StateColorado
Coordinates40.39956, -105.58292
Functional classUrban 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
Deck8 Very GoodNo problems noted.
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 protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.4 US tons
Inventory rating34.4 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length31 ft (9.3 m)
Longest span28 ft (8.4 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic130 (2023)
Projected traffic163 by 2043
Trucks13%
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

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 Fish Hatchery Road over Fall River built?

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

What condition is Fish Hatchery Road over Fall River 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 September 2024.

How much traffic does Fish Hatchery Road over Fall River carry?

About 130 vehicles per day (2023 count), of which roughly 13% are trucks.

How long is Fish Hatchery Road over Fall River?

The structure is 31 ft (9.3 m) long with a longest span of 28 ft (8.4 m) and a deck 31 ft wide.

Who owns Fish Hatchery Road over Fall River?

It is owned by the City or Municipal Highway Agency.