US Bridges

SH 14 Ml over Pawnee Ditch

Fair

Logan County, Colorado · 2 MI W of Sterling · Structure no. B-23-I

Built
1965
60 years old
Condition
Fair
inspected January 2024
Type
Culvert
Concrete
Length
28 ft
1 main span
Daily traffic
3,500
2020 count
Owner
State
State Highway Agency

About this bridge

SH 14 Ml over Pawnee Ditch is a concrete culvert carrying SH 14 Ml over Pawnee Ditch in Logan County, Colorado. It was built in 1965, so it is 60 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 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 3,500 vehicles a day, roughly 11% of them trucks, projected to reach 3,990 by 2040. The structure is 28 ft (8.6 m) long and 78 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSH 14 Ml
CrossesPawnee Ditch
Location2 MI W of Sterling
RouteState Highway 14C
Coordinates40.62368, -103.25727
Functional classUrban Other Principal 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
Channel and channel protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65.7 US tons
Inventory rating39.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length28 ft (8.6 m)
Longest span28 ft (8.6 m)
Deck width78 ft (23.9 m)
Roadway width54 ft (16.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,500 (2020)
Projected traffic3,990 by 2040
Trucks11%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 SH 14 Ml over Pawnee Ditch built?

It was built in 1965, making it 60 years old in 2025.

What condition is SH 14 Ml over Pawnee Ditch 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 2024.

How much traffic does SH 14 Ml over Pawnee Ditch carry?

About 3,500 vehicles per day (2020 count), of which roughly 11% are trucks.

How long is SH 14 Ml over Pawnee Ditch?

The structure is 28 ft (8.6 m) long with a longest span of 28 ft (8.6 m) and a deck 78 ft wide.

Who owns SH 14 Ml over Pawnee Ditch?

It is owned by the State Highway Agency.