US Bridges

Edgewood RD over US 30

Fair

Linn County, Iowa · 2.6 Mi. W of Jct. I-380 · Structure no. 000000000604130

Built
1980
45 years old
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
295 ft
4 main spans
Daily traffic
10,090
2022 count
Owner
State
State Highway Agency

About this bridge

Edgewood RD over US 30 is a prestressed concrete stringer/multi-beam or girder carrying Edgewood RD over US 30 in Linn County, Iowa. It was built in 1980, so it is 45 years old, younger than the Iowa average of 45.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 10,090 vehicles a day, roughly 10% of them trucks, projected to reach 10,090 by 2042. The structure is 295 ft (89.9 m) long and 72 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesEdgewood RD
CrossesUS 30
Location2.6 Mi. W of Jct. I-380
RouteCity Street 0
StateIowa
Coordinates41.93813, -91.71587
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating97.2 US tons
Inventory rating39.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length295 ft (89.9 m)
Longest span97 ft (29.6 m)
Deck width72 ft (21.8 m)
Roadway width68 ft (20.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,090 (2022)
Projected traffic10,090 by 2042
Trucks10%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Edgewood RD over US 30 built?

It was built in 1980, making it 45 years old in 2025.

What condition is Edgewood RD over US 30 in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in April 2023.

How much traffic does Edgewood RD over US 30 carry?

About 10,090 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is Edgewood RD over US 30?

The structure is 295 ft (89.9 m) long with a longest span of 97 ft (29.6 m) and a deck 72 ft wide.

Who owns Edgewood RD over US 30?

It is owned by the State Highway Agency.