US Bridges

Munn Road - Pct 1 over Trib of Walnut Creek

FairPosted for load

Parker County, Texas · 0.7 MI N of Dobbs Road · Structure no. 021840AA0229001

Built
1942
83 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
45 ft
2 main spans
Daily traffic
328
2014 count
Owner
County
County Highway Agency

About this bridge

Munn Road - Pct 1 over Trib of Walnut Creek is a steel continuous stringer/multi-beam or girder carrying Munn Road - Pct 1 over Trib of Walnut Creek in Parker County, Texas. It was built in 1942, so it is 83 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. Its operating status is: posted for load restriction.

It carries about 328 vehicles a day, roughly 3% of them trucks, projected to reach 128 by 2042. The structure is 45 ft (13.7 m) long and 24 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesMunn Road - Pct 1
CrossesTrib of Walnut Creek
Location0.7 MI N of Dobbs Road
RouteCounty Highway 0
StateTexas
Coordinates32.99571, -97.6572
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusPosted for load 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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.3 US tons
Inventory rating27.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length45 ft (13.7 m)
Longest span22 ft (6.7 m)
Deck width24 ft (7.2 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic328 (2014)
Projected traffic128 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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$40,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Munn Road - Pct 1 over Trib of Walnut Creek built?

It was built in 1942, making it 83 years old in 2025.

What condition is Munn Road - Pct 1 over Trib of Walnut 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 2023.

How much traffic does Munn Road - Pct 1 over Trib of Walnut Creek carry?

About 328 vehicles per day (2014 count), of which roughly 3% are trucks.

How long is Munn Road - Pct 1 over Trib of Walnut Creek?

The structure is 45 ft (13.7 m) long with a longest span of 22 ft (6.7 m) and a deck 24 ft wide.

Who owns Munn Road - Pct 1 over Trib of Walnut Creek?

It is owned by the County Highway Agency.