US Bridges

IRR/NM-502 over Arroyo Jacona

Fair

Santa Fe County, New Mexico · MP 16.64 on Nm 502 · Structure no. 000000000005522

Built
1947
78 years old, rebuilt 1987
Condition
Fair
inspected August 2021
Type
Culvert
Concrete
Length
38 ft
5 main spans
Daily traffic
16,841
2023 count
Owner
State
State Highway Agency

About this bridge

IRR/NM-502 over Arroyo Jacona is a concrete culvert carrying IRR/NM-502 over Arroyo Jacona in Santa Fe County, New Mexico. It was built in 1947 and reconstructed in 1987, so it is 78 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 16,841 vehicles a day, roughly 17% of them trucks, projected to reach 22,903 by 2043. The structure is 38 ft (11.6 m) long. If it were closed, the detour would be 24.9 mi (40 km).

CarriesIRR/NM-502
CrossesArroyo Jacona
LocationMP 16.64 on Nm 502
RouteState Highway 502
Coordinates35.88443, -106.04706
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98.2 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans5
Design loadHS 20
Structure length38 ft (11.6 m)
Longest span6 ft (1.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,841 (2023)
Projected traffic22,903 by 2043
Trucks17%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed24.9 mi (40 km)
TollOn a free road
National Highway SystemYes

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 IRR/NM-502 over Arroyo Jacona built?

It was built in 1947, making it 78 years old in 2025. It was reconstructed in 1987.

What condition is IRR/NM-502 over Arroyo Jacona 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 August 2021.

How much traffic does IRR/NM-502 over Arroyo Jacona carry?

About 16,841 vehicles per day (2023 count), of which roughly 17% are trucks.

How long is IRR/NM-502 over Arroyo Jacona?

The structure is 38 ft (11.6 m) long with a longest span of 6 ft (1.8 m).

Who owns IRR/NM-502 over Arroyo Jacona?

It is owned by the State Highway Agency.