US Bridges

Bus 45 (7th St) over Town Branch

Fair

Navarro County, Texas · 0.60 MI S of SH 31 · Structure no. 181750009213186

Built
1935
90 years old, rebuilt 1952
Condition
Fair
inspected November 2023
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
12,022
2023 count
Owner
State
State Highway Agency

About this bridge

Bus 45 (7th St) over Town Branch is a concrete culvert carrying Bus 45 (7th St) over Town Branch in Navarro County, Texas. It was built in 1935 and reconstructed in 1952, so it is 90 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.

It carries about 12,022 vehicles a day, roughly 9% of them trucks, projected to reach 16,910 by 2040. The structure is 22 ft (6.7 m) long and 73 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesBus 45 (7th St)
CrossesTown Branch
Location0.60 MI S of SH 31
RouteState Highway 45
CountyNavarro County
StateTexas
Coordinates32.08628, -96.4541
Functional classUrban Other Principal 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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating26 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadH 15
Structure length22 ft (6.7 m)
Longest span10 ft (3 m)
Deck width73 ft (22.3 m)
Roadway width64 ft (19.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,022 (2023)
Projected traffic16,910 by 2040
Trucks9%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState 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 Bus 45 (7th St) over Town Branch built?

It was built in 1935, making it 90 years old in 2025. It was reconstructed in 1952.

What condition is Bus 45 (7th St) over Town Branch 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 Bus 45 (7th St) over Town Branch carry?

About 12,022 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is Bus 45 (7th St) over Town Branch?

The structure is 22 ft (6.7 m) long with a longest span of 10 ft (3 m) and a deck 73 ft wide.

Who owns Bus 45 (7th St) over Town Branch?

It is owned by the State Highway Agency and maintained by the City or Municipal Highway Agency.