US Bridges

Natty Flat R Pct 4 over Hill Creek

FairPosted for load

Palo Pinto County, Texas · 2.3 MI E of US-281 · Structure no. 021820AA0175001

Built
1940
85 years old
Condition
Fair
inspected February 2023
Type
Slab
Concrete Continuous
Length
30 ft
3 main spans
Daily traffic
203
2024 count
Owner
County
County Highway Agency

About this bridge

Natty Flat R Pct 4 over Hill Creek is a concrete continuous slab carrying Natty Flat R Pct 4 over Hill Creek in Palo Pinto 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 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 203 vehicles a day, projected to reach 250 by 2036. The structure is 30 ft (9.1 m) long and 26 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

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CarriesNatty Flat R Pct 4
CrossesHill Creek
Location2.3 MI E of US-281
RouteCounty Highway 0
CountyPalo Pinto County
StateTexas
Coordinates32.56319, -98.07999
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionFebruary 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 geometry3: Basically intolerable, requiring high priority of corrective action
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 typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length30 ft (9.1 m)
Longest span10 ft (3 m)
Deck width26 ft (7.9 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic203 (2024)
Projected traffic250 by 2036
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$6,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Natty Flat R Pct 4 over Hill Creek built?

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

What condition is Natty Flat R Pct 4 over Hill 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 February 2023.

How much traffic does Natty Flat R Pct 4 over Hill Creek carry?

About 203 vehicles per day (2024 count).

How long is Natty Flat R Pct 4 over Hill Creek?

The structure is 30 ft (9.1 m) long with a longest span of 10 ft (3 m) and a deck 26 ft wide.

Who owns Natty Flat R Pct 4 over Hill Creek?

It is owned by the County Highway Agency.