US Bridges

FL-4956 over Rio San Jose

Poor

Cibola County, New Mexico · 500 N of Stephens · Structure no. 000000000010093

Built
1970
55 years old
Condition
Poor
inspected July 2023
Type
Culvert
Steel
Length
31 ft
3 main spans
Daily traffic
1,198
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

FL-4956 over Rio San Jose is a steel culvert carrying FL-4956 over Rio San Jose in Cibola 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 poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 1,198 vehicles a day, roughly 5% of them trucks, projected to reach 1,629 by 2043. The structure is 31 ft (9.4 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesFL-4956
CrossesRio San Jose
Location500 N of Stephens
RouteCity Street 4956
CountyCibola County
StateNew Mexico
Coordinates35.1515, -107.84424
Functional classUrban Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans3
Design loadHS 20
Structure length31 ft (9.4 m)
Longest span9 ft (2.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,198 (2023)
Projected traffic1,629 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
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 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 FL-4956 over Rio San Jose built?

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

What condition is FL-4956 over Rio San Jose in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in July 2023.

How much traffic does FL-4956 over Rio San Jose carry?

About 1,198 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is FL-4956 over Rio San Jose?

The structure is 31 ft (9.4 m) long with a longest span of 9 ft (2.7 m).

Who owns FL-4956 over Rio San Jose?

It is owned by the City or Municipal Highway Agency.