US Bridges

Evergreen RD over Volga River

Good

Clayton County, Iowa · 092052206 · Structure no. 000000000363775

Built
1995
30 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
327 ft
4 main spans
Daily traffic
88
2022 count
Owner
County
County Highway Agency

About this bridge

Evergreen RD over Volga River is a prestressed concrete continuous stringer/multi-beam or girder carrying Evergreen RD over Volga River in Clayton County, Iowa. It was built in 1995, so it is 30 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 88 vehicles a day, projected to reach 88 by 2044. The structure is 327 ft (99.7 m) long and 31 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesEvergreen RD
CrossesVolga River
Location092052206
RouteCounty Highway 0
StateIowa
Coordinates42.76302, -91.42146
Functional classRural Minor 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 protection7 GoodSome minor problems.
Last inspectionOctober 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating110.1 US tons
Inventory rating77.9 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length327 ft (99.7 m)
Longest span81 ft (24.7 m)
Deck width31 ft (9.3 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic88 (2022)
Projected traffic88 by 2044
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

OwnerCounty Highway Agency
Maintained byCounty 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 Evergreen RD over Volga River built?

It was built in 1995, making it 30 years old in 2025.

What condition is Evergreen RD over Volga River 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 2024.

How much traffic does Evergreen RD over Volga River carry?

About 88 vehicles per day (2022 count).

How long is Evergreen RD over Volga River?

The structure is 327 ft (99.7 m) long with a longest span of 81 ft (24.7 m) and a deck 31 ft wide.

Who owns Evergreen RD over Volga River?

It is owned by the County Highway Agency.