US Bridges

County Highway 67 over S Platte River | N Platt

Fair

Douglas County, Colorado · Int of CO Rds 67 & 97 · Structure no. F-7-6

Built
1978
47 years old
Condition
Fair
inspected February 2025
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
91 ft
2 main spans
Daily traffic
721
2020 count
Owner
County
County Highway Agency

About this bridge

County Highway 67 over S Platte River | N Platt is a wood or timber stringer/multi-beam or girder carrying County Highway 67 over S Platte River | N Platt in Douglas County, Colorado. It was built in 1978, so it is 47 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 721 vehicles a day, roughly 2% of them trucks, projected to reach 829 by 2040. The structure is 91 ft (27.6 m) long and 25 ft wide. If it were closed, the detour would be 39.8 mi (64 km).

CarriesCounty Highway 67
CrossesS Platte River | N Platt
LocationInt of CO Rds 67 & 97
RouteCounty Highway 0
Coordinates39.30926, -105.19823
Functional classRural Major 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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2025
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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating38.5 US tons
Inventory rating25.9 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadH 20
Structure length91 ft (27.6 m)
Longest span43 ft (13.2 m)
Deck width25 ft (7.6 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic721 (2020)
Projected traffic829 by 2040
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed39.8 mi (64 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 County Highway 67 over S Platte River | N Platt built?

It was built in 1978, making it 47 years old in 2025.

What condition is County Highway 67 over S Platte River | N Platt 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 February 2025.

How much traffic does County Highway 67 over S Platte River | N Platt carry?

About 721 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is County Highway 67 over S Platte River | N Platt?

The structure is 91 ft (27.6 m) long with a longest span of 43 ft (13.2 m) and a deck 25 ft wide.

Who owns County Highway 67 over S Platte River | N Platt?

It is owned by the County Highway Agency.