US Bridges

Mimosa Drive over Post Oak Creek

Fair

Navarro County, Texas · 0.14 MI SE of Dobbins RD · Structure no. 181750B00695001

Built
1940
85 years old
Condition
Fair
inspected November 2024
Type
Culvert
Concrete
Length
23 ft
3 main spans
Daily traffic
329
2019 count
Owner
City
City or Municipal Highway Agency

About this bridge

Mimosa Drive over Post Oak Creek is a concrete culvert carrying Mimosa Drive over Post Oak Creek in Navarro County, Texas. It was built in 1940, so it is 85 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 329 vehicles a day, projected to reach 273 by 2031. The structure is 23 ft (7 m) long and 32 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesMimosa Drive
CrossesPost Oak Creek
Location0.14 MI SE of Dobbins RD
RouteCity Street 0
CountyNavarro County
StateTexas
Coordinates32.1059, -96.48683
Functional classUrban 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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length23 ft (7 m)
Longest span7 ft (2.1 m)
Deck width32 ft (9.7 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic329 (2019)
Projected traffic273 by 2031
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

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 Mimosa Drive over Post Oak Creek built?

It was built in 1940, making it 85 years old in 2025.

What condition is Mimosa Drive over Post Oak 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 2024.

How much traffic does Mimosa Drive over Post Oak Creek carry?

About 329 vehicles per day (2019 count).

How long is Mimosa Drive over Post Oak Creek?

The structure is 23 ft (7 m) long with a longest span of 7 ft (2.1 m) and a deck 32 ft wide.

Who owns Mimosa Drive over Post Oak Creek?

It is owned by the City or Municipal Highway Agency.