US Bridges

IH 20 Sfr over Plum Creek

Good

Nolan County, Texas · 3.30 MI E of FM 1856 · Structure no. 081770000603168

Built
1959
66 years old
Condition
Good
inspected March 2023
Type
Slab
Concrete
Length
75 ft
3 main spans
Daily traffic
500
2013 count
Owner
State
State Highway Agency

About this bridge

IH 20 Sfr over Plum Creek is a concrete slab carrying IH 20 Sfr over Plum Creek in Nolan County, Texas. It was built in 1959, so it is 66 years old, older than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 500 vehicles a day, roughly 34% of them trucks, projected to reach 710 by 2033. The structure is 75 ft (22.9 m) long and 27 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesIH 20 Sfr
CrossesPlum Creek
Location3.30 MI E of FM 1856
RouteInterstate 20
CountyNolan County
StateTexas
Coordinates32.49511, -100.28101
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58 US tons
Inventory rating34.9 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length75 ft (22.9 m)
Longest span25 ft (7.6 m)
Deck width27 ft (8.3 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic500 (2013)
Projected traffic710 by 2033
Trucks34%
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

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$5,000
NavigationNo navigation control on waterway

Frequently asked questions

When was IH 20 Sfr over Plum Creek built?

It was built in 1959, making it 66 years old in 2025.

What condition is IH 20 Sfr over Plum Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in March 2023.

How much traffic does IH 20 Sfr over Plum Creek carry?

About 500 vehicles per day (2013 count), of which roughly 34% are trucks.

How long is IH 20 Sfr over Plum Creek?

The structure is 75 ft (22.9 m) long with a longest span of 25 ft (7.6 m) and a deck 27 ft wide.

Who owns IH 20 Sfr over Plum Creek?

It is owned by the State Highway Agency.