US Bridges

49ER Ave over Drainage Ditch

Fair

Otero County, New Mexico · 1.3 MI West of Mesquite R · Structure no. AFNMKWRD85111

Built
1970
55 years old
Condition
Fair
inspected November 2023
Type
Frame
Concrete Continuous
Length
46 ft
8 main spans
Daily traffic
1,000
2017 count
Owner
Federal
Air Force

About this bridge

49ER Ave over Drainage Ditch is a concrete continuous frame carrying 49ER Ave over Drainage Ditch in Otero County, New Mexico. It was built in 1970, so it is 55 years old, older than the New Mexico average of 51.5 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 1,000 vehicles a day, projected to reach 1,200 by 2037. The structure is 46 ft (13.9 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Carries49ER Ave
CrossesDrainage Ditch
Location1.3 MI West of Mesquite R
RouteFederal Lands Road 0
Coordinates32.83261, -106.10789
Functional classRural 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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40 US tons
Inventory rating36 US tons

Structure

Structure typeFrame
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans8
Design loadUnknown
Structure length46 ft (13.9 m)
Longest span5 ft (1.5 m)
Deck width40 ft (12.2 m)
Roadway width39 ft (11.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,000 (2017)
Projected traffic1,200 by 2037
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo
Strategic Highway NetworkNon-Interstate STRAHNET route

Ownership and planned work

OwnerAir Force
Maintained byAir Force
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 49ER Ave over Drainage Ditch built?

It was built in 1970, making it 55 years old in 2025.

What condition is 49ER Ave over Drainage 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 2023.

How much traffic does 49ER Ave over Drainage Ditch carry?

About 1,000 vehicles per day (2017 count).

How long is 49ER Ave over Drainage Ditch?

The structure is 46 ft (13.9 m) long with a longest span of 5 ft (1.5 m) and a deck 40 ft wide.

Who owns 49ER Ave over Drainage Ditch?

It is owned by the Air Force.