US Bridges

03-B007 over Bishop Canyon

Fair

Catron County, New Mexico · 5.5 Mi. N. of Jct. US 180 · Structure no. 000000000001005

Built
1938
87 years old
Condition
Fair
inspected July 2023
Type
Slab
Concrete
Length
26 ft
1 main span
Daily traffic
158
2023 count
Owner
County
County Highway Agency

About this bridge

03-B007 over Bishop Canyon is a concrete slab carrying 03-B007 over Bishop Canyon in Catron County, New Mexico. It was built in 1938, so it is 87 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 158 vehicles a day, roughly 11% of them trucks, projected to reach 214 by 2043. The structure is 26 ft (7.8 m) long and 16 ft wide. If it were closed, the detour would be 100 mi (161 km).

Location

Open in Google Maps
Carries03-B007
CrossesBishop Canyon
Location5.5 Mi. N. of Jct. US 180
RouteCounty Highway 3007
CountyCatron County
StateNew Mexico
Coordinates33.87719, -108.93414
Functional classRural Minor 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 rating30.6 US tons
Inventory rating18 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length26 ft (7.8 m)
Longest span23 ft (7 m)
Deck width16 ft (4.9 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic158 (2023)
Projected traffic214 by 2043
Trucks11%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed100 mi (161 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$500,000 (2030 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was 03-B007 over Bishop Canyon built?

It was built in 1938, making it 87 years old in 2025.

What condition is 03-B007 over Bishop Canyon 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 July 2023.

How much traffic does 03-B007 over Bishop Canyon carry?

About 158 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is 03-B007 over Bishop Canyon?

The structure is 26 ft (7.8 m) long with a longest span of 23 ft (7 m) and a deck 16 ft wide.

Who owns 03-B007 over Bishop Canyon?

It is owned by the County Highway Agency.