US Bridges

Mesa Avenue over Bessemer Ditch

Fair

Pueblo County, Colorado · In Pueblo · Structure no. PUEMSA-0.0-STON

Built
1903
122 years old, rebuilt 1973
Condition
Fair
inspected November 2024
Type
Culvert
Concrete
Length
22 ft
1 main span
Daily traffic
992
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Mesa Avenue over Bessemer Ditch is a concrete culvert carrying Mesa Avenue over Bessemer Ditch in Pueblo County, Colorado. It was built in 1903 and reconstructed in 1973, so it is 122 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 992 vehicles a day, roughly 5% of them trucks, projected to reach 1,170 by 2041. The structure is 22 ft (6.8 m) long and 52 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesMesa Avenue
CrossesBessemer Ditch
LocationIn Pueblo
RouteCity Street 0
Coordinates38.24602, -104.62321
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 protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating56.3 US tons
Inventory rating33.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length22 ft (6.8 m)
Longest span22 ft (6.8 m)
Deck width52 ft (15.8 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic992 (2021)
Projected traffic1,170 by 2041
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Mesa Avenue over Bessemer Ditch built?

It was built in 1903, making it 122 years old in 2025. It was reconstructed in 1973.

What condition is Mesa Avenue over Bessemer 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 November 2024.

How much traffic does Mesa Avenue over Bessemer Ditch carry?

About 992 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is Mesa Avenue over Bessemer Ditch?

The structure is 22 ft (6.8 m) long with a longest span of 22 ft (6.8 m) and a deck 52 ft wide.

Who owns Mesa Avenue over Bessemer Ditch?

It is owned by the City or Municipal Highway Agency.