US Bridges

Blue Bluff Road over Tributary Brazos River

FairPosted for load

McLennan County, Texas · 1.10 MI S of FM 1860 · Structure no. 091610AA0677001

Built
1974
51 years old
Condition
Fair
inspected February 2024
Type
Other
Prestressed Concrete
Length
60 ft
2 main spans
Daily traffic
128
2022 count
Owner
County
County Highway Agency

About this bridge

Blue Bluff Road over Tributary Brazos River is a prestressed concrete other carrying Blue Bluff Road over Tributary Brazos River in McLennan County, Texas. It was built in 1974, so it is 51 years old, older than the Texas average of 44.4 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. Its operating status is: posted for load restriction.

It carries about 128 vehicles a day, projected to reach 180 by 2036. The structure is 60 ft (18.3 m) long and 24 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesBlue Bluff Road
CrossesTributary Brazos River
Location1.10 MI S of FM 1860
RouteCounty Highway 202
CountyMcLennan County
StateTexas
Coordinates31.43924, -96.98609
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37 US tons
Inventory rating23 US tons

Structure

Structure typeOther
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadUnknown
Structure length60 ft (18.3 m)
Longest span30 ft (9.1 m)
Deck width24 ft (7.4 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic128 (2022)
Projected traffic180 by 2036
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$313,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Blue Bluff Road over Tributary Brazos River built?

It was built in 1974, making it 51 years old in 2025.

What condition is Blue Bluff Road over Tributary Brazos River 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 February 2024.

How much traffic does Blue Bluff Road over Tributary Brazos River carry?

About 128 vehicles per day (2022 count).

How long is Blue Bluff Road over Tributary Brazos River?

The structure is 60 ft (18.3 m) long with a longest span of 30 ft (9.1 m) and a deck 24 ft wide.

Who owns Blue Bluff Road over Tributary Brazos River?

It is owned by the County Highway Agency.