US Bridges

Council ST NE over Dry Creek

Good

Linn County, Iowa · 000000000 · Structure no. 000000000001511

Built
2003
22 years old
Condition
Good
inspected April 2023
Type
Slab
Concrete Continuous
Length
120 ft
3 main spans
Daily traffic
17,285
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Council ST NE over Dry Creek is a concrete continuous slab carrying Council ST NE over Dry Creek in Linn County, Iowa. It was built in 2003, so it is 22 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 17,285 vehicles a day, projected to reach 17,285 by 2043. The structure is 120 ft (36.6 m) long and 82 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesCouncil ST NE
CrossesDry Creek
Location000000000
RouteCity Street 0
StateIowa
Coordinates42.03974, -91.65831
Functional classUrban Minor Arterial

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 inspectionApril 2023
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 alignment8: Equal to present desirable criteria
Operating rating90.7 US tons
Inventory rating54.3 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length120 ft (36.6 m)
Longest span47 ft (14.3 m)
Deck width82 ft (24.9 m)
Roadway width66 ft (20.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,285 (2021)
Projected traffic17,285 by 2043
Trucks0%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 Council ST NE over Dry Creek built?

It was built in 2003, making it 22 years old in 2025.

What condition is Council ST NE over Dry 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 April 2023.

How much traffic does Council ST NE over Dry Creek carry?

About 17,285 vehicles per day (2021 count).

How long is Council ST NE over Dry Creek?

The structure is 120 ft (36.6 m) long with a longest span of 47 ft (14.3 m) and a deck 82 ft wide.

Who owns Council ST NE over Dry Creek?

It is owned by the City or Municipal Highway Agency.