US Bridges

IH 20 EB Off-Ramp over Wiggins Creek Branch

Good

Smith County, Texas · 11.7 MI E of US 69 · Structure no. 102120049505170

Built
1964
61 years old
Condition
Good
inspected April 2023
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
2,350
2013 count
Owner
State
State Highway Agency

About this bridge

IH 20 EB Off-Ramp over Wiggins Creek Branch is a concrete culvert carrying IH 20 EB Off-Ramp over Wiggins Creek Branch in Smith County, Texas. It was built in 1964, so it is 61 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 2,350 vehicles a day, roughly 38% of them trucks, projected to reach 3,290 by 2033. The structure is 22 ft (6.7 m) long. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesIH 20 EB Off-Ramp
CrossesWiggins Creek Branch
Location11.7 MI E of US 69
RouteInterstate 20
CountySmith County
StateTexas
Coordinates32.44966, -95.19028
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; action required to protect exposed foundations
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 spans2
Design loadHS 20
Structure length22 ft (6.7 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,350 (2013)
Projected traffic3,290 by 2033
Trucks38%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$636,000
NavigationNo navigation control on waterway

Frequently asked questions

When was IH 20 EB Off-Ramp over Wiggins Creek Branch built?

It was built in 1964, making it 61 years old in 2025.

What condition is IH 20 EB Off-Ramp over Wiggins Creek Branch 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 EB Off-Ramp over Wiggins Creek Branch carry?

About 2,350 vehicles per day (2013 count), of which roughly 38% are trucks.

How long is IH 20 EB Off-Ramp over Wiggins Creek Branch?

The structure is 22 ft (6.7 m) long with a longest span of 10 ft (3 m).

Who owns IH 20 EB Off-Ramp over Wiggins Creek Branch?

It is owned by the State Highway Agency.