US Bridges

IH-20 Mnl & Nfr over Trib of Turkey Creek

Good

Erath County, Texas · 3.4 MI W of SH-108 N · Structure no. 020730031404113

Built
1970
55 years old
Condition
Good
inspected April 2023
Type
Culvert
Concrete
Length
23 ft
3 main spans
Daily traffic
26,332
2023 count
Owner
State
State Highway Agency

About this bridge

IH-20 Mnl & Nfr over Trib of Turkey Creek is a concrete culvert carrying IH-20 Mnl & Nfr over Trib of Turkey Creek in Erath County, Texas. It was built in 1970, so it is 55 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 26,332 vehicles a day, roughly 27% of them trucks, projected to reach 30,240 by 2033. The structure is 23 ft (7 m) long.

CarriesIH-20 Mnl & Nfr
CrossesTrib of Turkey Creek
Location3.4 MI W of SH-108 N
RouteInterstate 20
StateTexas
Coordinates32.50396, -98.47368
Functional classRural Principal Arterial - Interstate

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionApril 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
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
DeckNot applicable
Main spans3
Design loadHS 20
Structure length23 ft (7 m)
Longest span6 ft (1.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26,332 (2023)
Projected traffic30,240 by 2033
Trucks27%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 IH-20 Mnl & Nfr over Trib of Turkey Creek built?

It was built in 1970, making it 55 years old in 2025.

What condition is IH-20 Mnl & Nfr over Trib of Turkey 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 April 2023.

How much traffic does IH-20 Mnl & Nfr over Trib of Turkey Creek carry?

About 26,332 vehicles per day (2023 count), of which roughly 27% are trucks.

How long is IH-20 Mnl & Nfr over Trib of Turkey Creek?

The structure is 23 ft (7 m) long with a longest span of 6 ft (1.8 m).

Who owns IH-20 Mnl & Nfr over Trib of Turkey Creek?

It is owned by the State Highway Agency.