US Bridges

US-285 Sbl over Cass Draw

Fair

Eddy County, New Mexico · 1.82 MI N of JCT NM-31 · Structure no. 000000000006787

Built
1968
57 years old, rebuilt 1994
Condition
Fair
inspected January 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
126 ft
3 main spans
Daily traffic
14,882
2023 count
Owner
State
State Highway Agency

About this bridge

US-285 Sbl over Cass Draw is a prestressed concrete stringer/multi-beam or girder carrying US-285 Sbl over Cass Draw in Eddy County, New Mexico. It was built in 1968 and reconstructed in 1994, so it is 57 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 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 14,882 vehicles a day, roughly 17% of them trucks, projected to reach 20,239 by 2043. The structure is 126 ft (38.4 m) long and 41 ft wide.

CarriesUS-285 Sbl
CrossesCass Draw
Location1.82 MI N of JCT NM-31
RouteU.S. Route 285
Coordinates32.33052, -104.14438
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.7 US tons
Inventory rating37.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length126 ft (38.4 m)
Longest span41 ft (12.5 m)
Deck width41 ft (12.5 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,882 (2023)
Projected traffic20,239 by 2043
Trucks17%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US-285 Sbl over Cass Draw built?

It was built in 1968, making it 57 years old in 2025. It was reconstructed in 1994.

What condition is US-285 Sbl over Cass Draw 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 US-285 Sbl over Cass Draw carry?

About 14,882 vehicles per day (2023 count), of which roughly 17% are trucks.

How long is US-285 Sbl over Cass Draw?

The structure is 126 ft (38.4 m) long with a longest span of 41 ft (12.5 m) and a deck 41 ft wide.

Who owns US-285 Sbl over Cass Draw?

It is owned by the State Highway Agency.