US Bridges

Rosewood Road over Middle Silver Creek

Good

Pottawattamie County, Iowa · 076410103 · Structure no. 000000000288231

Built
2020
5 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Concrete
Length
93 ft
1 main span
Daily traffic
26
2022 count
Owner
County
County Highway Agency

About this bridge

Rosewood Road over Middle Silver Creek is a concrete stringer/multi-beam or girder carrying Rosewood Road over Middle Silver Creek in Pottawattamie County, Iowa. It was built in 2020, so it is 5 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 26 vehicles a day, projected to reach 26 by 2043. The structure is 93 ft (28.3 m) long and 25 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesRosewood Road
CrossesMiddle Silver Creek
Location076410103
RouteCounty Highway 0
StateIowa
Coordinates41.41881, -95.49834
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating52.5 US tons
Inventory rating40.7 US tons

Structure

MaterialConcrete
DeckConcrete, precast panels
Main spans1 (+1 approach)
Design loadHL 93
Structure length93 ft (28.3 m)
Longest span29 ft (8.8 m)
Deck width25 ft (7.7 m)
Roadway width25 ft (7.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26 (2022)
Projected traffic26 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Rosewood Road over Middle Silver Creek built?

It was built in 2020, making it 5 years old in 2025.

What condition is Rosewood Road over Middle Silver 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 June 2023.

How much traffic does Rosewood Road over Middle Silver Creek carry?

About 26 vehicles per day (2022 count).

How long is Rosewood Road over Middle Silver Creek?

The structure is 93 ft (28.3 m) long with a longest span of 29 ft (8.8 m) and a deck 25 ft wide.

Who owns Rosewood Road over Middle Silver Creek?

It is owned by the County Highway Agency.