US Bridges

Texas ST over Sink Creek

Fair

Black Hawk County, Iowa · City Bridgeno. 25 · Structure no. 000000000014860

Built
1952
73 years old
Condition
Fair
inspected June 2023
Type
Slab
Concrete Continuous
Length
111 ft
3 main spans
Daily traffic
1,009
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Texas ST over Sink Creek is a concrete continuous slab carrying Texas ST over Sink Creek in Black Hawk County, Iowa. It was built in 1952, so it is 73 years old, older than the Iowa average of 45.5 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.

It carries about 1,009 vehicles a day, projected to reach 1,009 by 2043. The structure is 111 ft (33.8 m) long and 35 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesTexas ST
CrossesSink Creek
LocationCity Bridgeno. 25
RouteCity Street 0
CountyBlack Hawk County
StateIowa
Coordinates42.44651, -92.30093
Functional classUrban 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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 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
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43.5 US tons
Inventory rating28.3 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length111 ft (33.8 m)
Longest span42 ft (12.8 m)
Deck width35 ft (10.7 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,009 (2022)
Projected traffic1,009 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Texas ST over Sink Creek built?

It was built in 1952, making it 73 years old in 2025.

What condition is Texas ST over Sink 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 June 2023.

How much traffic does Texas ST over Sink Creek carry?

About 1,009 vehicles per day (2022 count).

How long is Texas ST over Sink Creek?

The structure is 111 ft (33.8 m) long with a longest span of 42 ft (12.8 m) and a deck 35 ft wide.

Who owns Texas ST over Sink Creek?

It is owned by the City or Municipal Highway Agency.