US Bridges

Liggett Road over Branch of Plum Creek | H

Fair

Douglas County, Colorado · 0.2 MI W of I-25 · Structure no. DOU107-00.30A

Built
1988
37 years old
Condition
Fair
inspected January 2025
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
2,833
2021 count
Owner
County
County Highway Agency

About this bridge

Liggett Road over Branch of Plum Creek | H is a concrete culvert carrying Liggett Road over Branch of Plum Creek | H in Douglas County, Colorado. It was built in 1988, so it is 37 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 2,833 vehicles a day, roughly 4% of them trucks, projected to reach 3,797 by 2041. The structure is 21 ft (6.3 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesLiggett Road
CrossesBranch of Plum Creek | H
Location0.2 MI W of I-25
RouteCounty Highway 0
CountyDouglas County
StateColorado
Coordinates39.39124, -104.86209
Functional classUrban 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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.3 US tons
Inventory rating27.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length21 ft (6.3 m)
Longest span10 ft (3 m)
Deck width40 ft (12.2 m)
Roadway width25 ft (7.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,833 (2021)
Projected traffic3,797 by 2041
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 Liggett Road over Branch of Plum Creek | H built?

It was built in 1988, making it 37 years old in 2025.

What condition is Liggett Road over Branch of Plum Creek | H 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 January 2025.

How much traffic does Liggett Road over Branch of Plum Creek | H carry?

About 2,833 vehicles per day (2021 count), of which roughly 4% are trucks.

How long is Liggett Road over Branch of Plum Creek | H?

The structure is 21 ft (6.3 m) long with a longest span of 10 ft (3 m) and a deck 40 ft wide.

Who owns Liggett Road over Branch of Plum Creek | H?

It is owned by the County Highway Agency.