US Bridges

Mlk Jr Blvd over LA Nana Bayou

Fair

Nacogdoches County, Texas · 0.25 MI W of FM 1275 · Structure no. 111740B00165002

Built
1960
65 years old
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Concrete
Length
152 ft
5 main spans
Daily traffic
4,763
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Mlk Jr Blvd over LA Nana Bayou is a concrete stringer/multi-beam or girder carrying Mlk Jr Blvd over LA Nana Bayou in Nacogdoches County, Texas. It was built in 1960, so it is 65 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 5 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 4,763 vehicles a day, projected to reach 7,100 by 2031. The structure is 152 ft (46.3 m) long and 54 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesMlk Jr Blvd
CrossesLA Nana Bayou
Location0.25 MI W of FM 1275
RouteCity Street 0
CountyNacogdoches County
StateTexas
Coordinates31.59261, -94.65172
Functional classUrban Collector

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 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 evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadUnknown
Structure length152 ft (46.3 m)
Longest span30 ft (9.1 m)
Deck width54 ft (16.6 m)
Roadway width45 ft (13.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,763 (2023)
Projected traffic7,100 by 2031
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Mlk Jr Blvd over LA Nana Bayou built?

It was built in 1960, making it 65 years old in 2025.

What condition is Mlk Jr Blvd over LA Nana Bayou 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 Mlk Jr Blvd over LA Nana Bayou carry?

About 4,763 vehicles per day (2023 count).

How long is Mlk Jr Blvd over LA Nana Bayou?

The structure is 152 ft (46.3 m) long with a longest span of 30 ft (9.1 m) and a deck 54 ft wide.

Who owns Mlk Jr Blvd over LA Nana Bayou?

It is owned by the City or Municipal Highway Agency.