US Bridges

Fdr 178 over Bluewater CR

Fair

McKinley County, New Mexico · 3.6 MI S/O Bluewater Lake · Structure no. 030302000001013

Built
1966
59 years old, rebuilt 2004
Condition
Fair
inspected September 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
84 ft
1 main span
Daily traffic
200
2021 count
Owner
Federal
U.S. Forest Service

About this bridge

Fdr 178 over Bluewater CR is a prestressed concrete box beam or girders - multiple carrying Fdr 178 over Bluewater CR in McKinley County, New Mexico. It was built in 1966 and reconstructed in 2004, so it is 59 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 200 vehicles a day, roughly 5% of them trucks, projected to reach 250 by 2040. The structure is 84 ft (25.6 m) long and 28 ft wide. If it were closed, the detour would be 21.7 mi (35 km).

CarriesFdr 178
CrossesBluewater CR
Location3.6 MI S/O Bluewater Lake
RouteFederal Lands Road 1
Coordinates35.23689, -108.13036
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.1 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length84 ft (25.6 m)
Longest span80 ft (24.4 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2021)
Projected traffic250 by 2040
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed21.7 mi (35 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerU.S. Forest Service
Maintained byU.S. Forest Service
Historic statusHistorical significance not determinable at this time
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$200,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Fdr 178 over Bluewater CR built?

It was built in 1966, making it 59 years old in 2025. It was reconstructed in 2004.

What condition is Fdr 178 over Bluewater CR 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 September 2023.

How much traffic does Fdr 178 over Bluewater CR carry?

About 200 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is Fdr 178 over Bluewater CR?

The structure is 84 ft (25.6 m) long with a longest span of 80 ft (24.4 m) and a deck 28 ft wide.

Who owns Fdr 178 over Bluewater CR?

It is owned by the U.S. Forest Service.