US Bridges

US 67 over Mc Carty Creek

Good

Scott County, Iowa · 2.8 Mi. N of Jct. I-80 · Structure no. 000000000047131

Built
1974
51 years old
Condition
Good
inspected August 2024
Type
Slab
Concrete Continuous
Length
124 ft
3 main spans
Daily traffic
3,330
2022 count
Owner
State
State Highway Agency

About this bridge

US 67 over Mc Carty Creek is a concrete continuous slab carrying US 67 over Mc Carty Creek in Scott County, Iowa. It was built in 1974, so it is 51 years old, older than the Iowa average of 45.5 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 3,330 vehicles a day, roughly 11% of them trucks, projected to reach 3,330 by 2044. The structure is 124 ft (37.8 m) long and 47 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesUS 67
CrossesMc Carty Creek
Location2.8 Mi. N of Jct. I-80
RouteU.S. Route 67
StateIowa
Coordinates41.61463, -90.34603
Functional classUrban Other Principal Arterial

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating62.8 US tons
Inventory rating37.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length124 ft (37.8 m)
Longest span40 ft (12.2 m)
Deck width47 ft (14.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,330 (2022)
Projected traffic3,330 by 2044
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 67 over Mc Carty Creek built?

It was built in 1974, making it 51 years old in 2025.

What condition is US 67 over Mc Carty 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 August 2024.

How much traffic does US 67 over Mc Carty Creek carry?

About 3,330 vehicles per day (2022 count), of which roughly 11% are trucks.

How long is US 67 over Mc Carty Creek?

The structure is 124 ft (37.8 m) long with a longest span of 40 ft (12.2 m) and a deck 47 ft wide.

Who owns US 67 over Mc Carty Creek?

It is owned by the State Highway Agency.