US Bridges

NM-4 over Jemez Creek

Fair

Sandoval County, New Mexico · 18.8 MI N of JCT US-550 · Structure no. 000000000009797

Built
2019
6 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
135 ft
1 main span
Daily traffic
4,254
2020 count
Owner
State
State Highway Agency

About this bridge

NM-4 over Jemez Creek is a prestressed concrete stringer/multi-beam or girder carrying NM-4 over Jemez Creek in Sandoval County, New Mexico. It was built in 2019, so it is 6 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 4,254 vehicles a day, roughly 4% of them trucks, projected to reach 2,147 by 2040. The structure is 135 ft (41.2 m) long and 50 ft wide. If it were closed, the detour would be 70.2 mi (113 km).

Location

Open in Google Maps
CarriesNM-4
CrossesJemez Creek
Location18.8 MI N of JCT US-550
RouteState Highway 4
CountySandoval County
StateNew Mexico
Coordinates35.786, -106.68724
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating110.1 US tons
Inventory rating42.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length135 ft (41.2 m)
Longest span130 ft (39.6 m)
Deck width50 ft (15.2 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,254 (2020)
Projected traffic2,147 by 2040
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed70.2 mi (113 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$298,000 (2020 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was NM-4 over Jemez Creek built?

It was built in 2019, making it 6 years old in 2025.

What condition is NM-4 over Jemez Creek 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 November 2023.

How much traffic does NM-4 over Jemez Creek carry?

About 4,254 vehicles per day (2020 count), of which roughly 4% are trucks.

How long is NM-4 over Jemez Creek?

The structure is 135 ft (41.2 m) long with a longest span of 130 ft (39.6 m) and a deck 50 ft wide.

Who owns NM-4 over Jemez Creek?

It is owned by the State Highway Agency.