US Bridges

CO RD P over Manson Branch

Good

Appanoose County, Iowa · 069183600 · Structure no. 000000000001651

Built
1989
36 years old
Condition
Good
inspected October 2020
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
55 ft
1 main span
Daily traffic
477
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

CO RD P over Manson Branch is a prestressed concrete stringer/multi-beam or girder carrying CO RD P over Manson Branch in Appanoose County, Iowa. It was built in 1989, so it is 36 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 477 vehicles a day, projected to reach 477 by 2043. The structure is 55 ft (16.8 m) long and 33 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesCO RD P
CrossesManson Branch
Location069183600
RouteCity Street 0
StateIowa
Coordinates40.7289, -92.88786
Functional classUrban Collector

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 inspectionOctober 2020
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating80.2 US tons
Inventory rating40.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length55 ft (16.8 m)
Longest span55 ft (16.8 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic477 (2022)
Projected traffic477 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was CO RD P over Manson Branch built?

It was built in 1989, making it 36 years old in 2025.

What condition is CO RD P over Manson 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 October 2020.

How much traffic does CO RD P over Manson Branch carry?

About 477 vehicles per day (2022 count).

How long is CO RD P over Manson Branch?

The structure is 55 ft (16.8 m) long with a longest span of 55 ft (16.8 m) and a deck 33 ft wide.

Who owns CO RD P over Manson Branch?

It is owned by the City or Municipal Highway Agency.