US Bridges

IRR BIA RTE 30 over San Jose River

Good

Cibola County, New Mexico · East Edge of Acomita · Structure no. 00000000000M139

Built
1997
28 years old
Condition
Good
inspected April 2023
Type
Slab
Concrete Continuous
Length
110 ft
3 main spans
Daily traffic
1,000
2021 count
Owner
Federal
Bureau of Indian Affairs

About this bridge

IRR BIA RTE 30 over San Jose River is a concrete continuous slab carrying IRR BIA RTE 30 over San Jose River in Cibola County, New Mexico. It was built in 1997, so it is 28 years old, younger than the New Mexico average of 51.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,000 vehicles a day, roughly 10% of them trucks, projected to reach 1,170 by 2041. The structure is 110 ft (33.5 m) long and 43 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesIRR BIA RTE 30
CrossesSan Jose River
LocationEast Edge of Acomita
RouteFederal Lands Road 30
Coordinates35.05702, -107.56666
Functional classRural Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating99.9 US tons
Inventory rating66.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length110 ft (33.5 m)
Longest span42 ft (12.7 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,000 (2021)
Projected traffic1,170 by 2041
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerBureau of Indian Affairs
Maintained byBureau of Indian Affairs
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 BIA RTE 30 over San Jose River built?

It was built in 1997, making it 28 years old in 2025.

What condition is IRR BIA RTE 30 over San Jose River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in April 2023.

How much traffic does IRR BIA RTE 30 over San Jose River carry?

About 1,000 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is IRR BIA RTE 30 over San Jose River?

The structure is 110 ft (33.5 m) long with a longest span of 42 ft (12.7 m) and a deck 43 ft wide.

Who owns IRR BIA RTE 30 over San Jose River?

It is owned by the Bureau of Indian Affairs.