US Bridges

IRR BIA RTE 4063 over Dry Run

Fair

San Juan County, New Mexico · 7KM West of HWY 371 · Structure no. 0000N48780B0801

Built
1976
49 years old, rebuilt 9999
Condition
Fair
inspected April 2023
Type
Culvert
Steel
Length
20 ft
1 main span
Daily traffic
200
2023 count
Owner
Federal
Bureau of Indian Affairs

About this bridge

IRR BIA RTE 4063 over Dry Run is a steel culvert carrying IRR BIA RTE 4063 over Dry Run in San Juan County, New Mexico. It was built in 1976 and reconstructed in 9999, so it is 49 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 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 200 vehicles a day, roughly 10% of them trucks, projected to reach 230 by 2043. The structure is 20 ft (6.1 m) long and 59 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesIRR BIA RTE 4063
CrossesDry Run
Location7KM West of HWY 371
RouteFederal Lands Road 4063
Coordinates36.65931, -108.30699
Functional classRural Local

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 inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.5 US tons
Inventory rating37.5 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans1
Design loadUnknown
Structure length20 ft (6.1 m)
Longest span20 ft (6.1 m)
Deck width59 ft (18 m)
Roadway width30 ft (9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2023)
Projected traffic230 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was IRR BIA RTE 4063 over Dry Run built?

It was built in 1976, making it 49 years old in 2025. It was reconstructed in 9999.

What condition is IRR BIA RTE 4063 over Dry Run 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 April 2023.

How much traffic does IRR BIA RTE 4063 over Dry Run carry?

About 200 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is IRR BIA RTE 4063 over Dry Run?

The structure is 20 ft (6.1 m) long with a longest span of 20 ft (6.1 m) and a deck 59 ft wide.

Who owns IRR BIA RTE 4063 over Dry Run?

It is owned by the Bureau of Indian Affairs.