US Bridges

Perkins RD over Mud Creek

Good

Henry County, Iowa · 070052704 · Structure no. 000000000179961

Built
2006
19 years old
Condition
Good
inspected February 2024
Type
Slab
Concrete Continuous
Length
100 ft
3 main spans
Daily traffic
91
2022 count
Owner
County
County Highway Agency

About this bridge

Perkins RD over Mud Creek is a concrete continuous slab carrying Perkins RD over Mud Creek in Henry County, Iowa. It was built in 2006, so it is 19 years old, younger 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 91 vehicles a day, projected to reach 91 by 2044. The structure is 100 ft (30.5 m) long and 33 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesPerkins RD
CrossesMud Creek
Location070052704
RouteCounty Highway 0
StateIowa
Coordinates40.83236, -91.42039
Functional classRural Local

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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 2024
Inspection intervalevery 48 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating88.6 US tons
Inventory rating53.1 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length100 ft (30.5 m)
Longest span39 ft (11.9 m)
Deck width33 ft (10.1 m)
Roadway width31 ft (9.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic91 (2022)
Projected traffic91 by 2044
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$1,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Perkins RD over Mud Creek built?

It was built in 2006, making it 19 years old in 2025.

What condition is Perkins RD over Mud 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 February 2024.

How much traffic does Perkins RD over Mud Creek carry?

About 91 vehicles per day (2022 count).

How long is Perkins RD over Mud Creek?

The structure is 100 ft (30.5 m) long with a longest span of 39 ft (11.9 m) and a deck 33 ft wide.

Who owns Perkins RD over Mud Creek?

It is owned by the County Highway Agency.