US Bridges

IH 20 WB over Brushy Creek Relief

Good

Callahan County, Texas · 2.85 MI E of FM 2228 · Structure no. 080300000702061

Built
1949
76 years old
Condition
Good
inspected February 2023
Type
Slab
Concrete
Length
75 ft
3 main spans
Daily traffic
11,142
2019 count
Owner
State
State Highway Agency

About this bridge

IH 20 WB over Brushy Creek Relief is a concrete slab carrying IH 20 WB over Brushy Creek Relief in Callahan County, Texas. It was built in 1949, so it is 76 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 11,142 vehicles a day, roughly 31% of them trucks, projected to reach 12,530 by 2033. The structure is 75 ft (22.9 m) long and 46 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIH 20 WB
CrossesBrushy Creek Relief
Location2.85 MI E of FM 2228
RouteInterstate 20
StateTexas
Coordinates32.37715, -99.24999
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75 US tons
Inventory rating40 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length75 ft (22.9 m)
Longest span25 ft (7.6 m)
Deck width46 ft (14 m)
Roadway width43 ft (13.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,142 (2019)
Projected traffic12,530 by 2033
Trucks31%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed1.2 mi (2 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was IH 20 WB over Brushy Creek Relief built?

It was built in 1949, making it 76 years old in 2025.

What condition is IH 20 WB over Brushy Creek Relief 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 February 2023.

How much traffic does IH 20 WB over Brushy Creek Relief carry?

About 11,142 vehicles per day (2019 count), of which roughly 31% are trucks.

How long is IH 20 WB over Brushy Creek Relief?

The structure is 75 ft (22.9 m) long with a longest span of 25 ft (7.6 m) and a deck 46 ft wide.

Who owns IH 20 WB over Brushy Creek Relief?

It is owned by the State Highway Agency.