US Bridges

33rd Ave SW over UP and Crandic RR

Good

Linn County, Iowa · 000000000 · Structure no. 000000000504800

Built
2006
19 years old
Condition
Good
inspected April 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
241 ft
4 main spans
Daily traffic
10,700
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

33rd Ave SW over UP and Crandic RR is a prestressed concrete stringer/multi-beam or girder carrying 33rd Ave SW over UP and Crandic RR in Linn County, Iowa. It was built in 2006, so it is 19 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 10,700 vehicles a day, projected to reach 10,700 by 2043. The structure is 241 ft (73.5 m) long and 72 ft wide.

Location

Open in Google Maps
Carries33rd Ave SW
CrossesUP and Crandic RR
Location000000000
RouteCity Street 0
CountyLinn County
StateIowa
Coordinates41.94551, -91.69483
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
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 alignment7: Better than present minimum criteria
Operating rating51.8 US tons
Inventory rating31 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length241 ft (73.5 m)
Longest span63 ft (19.2 m)
Deck width72 ft (21.9 m)
Roadway width54 ft (16.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,700 (2021)
Projected traffic10,700 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed—
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 33rd Ave SW over UP and Crandic RR built?

It was built in 2006, making it 19 years old in 2025.

What condition is 33rd Ave SW over UP and Crandic RR 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 33rd Ave SW over UP and Crandic RR carry?

About 10,700 vehicles per day (2021 count).

How long is 33rd Ave SW over UP and Crandic RR?

The structure is 241 ft (73.5 m) long with a longest span of 63 ft (19.2 m) and a deck 72 ft wide.

Who owns 33rd Ave SW over UP and Crandic RR?

It is owned by the City or Municipal Highway Agency.