US Bridges

Jubilee RD over Trib to Spring Creek

Good

Black Hawk County, Iowa · 87-11-03-01-10 · Structure no. 000000000073701

Built
1992
33 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
43 ft
1 main span
Daily traffic
39
2022 count
Owner
County
County Highway Agency

About this bridge

Jubilee RD over Trib to Spring Creek is a steel stringer/multi-beam or girder carrying Jubilee RD over Trib to Spring Creek in Black Hawk County, Iowa. It was built in 1992, so it is 33 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 39 vehicles a day, projected to reach 39 by 2043. The structure is 43 ft (13.1 m) long and 25 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesJubilee RD
CrossesTrib to Spring Creek
Location87-11-03-01-10
RouteCounty Highway 0
StateIowa
Coordinates42.3845, -92.1117
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 inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating35.2 US tons
Inventory rating28.7 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans1
Design loadHS 20
Structure length43 ft (13.1 m)
Longest span42 ft (12.8 m)
Deck width25 ft (7.7 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic39 (2022)
Projected traffic39 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Jubilee RD over Trib to Spring Creek built?

It was built in 1992, making it 33 years old in 2025.

What condition is Jubilee RD over Trib to Spring 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 November 2023.

How much traffic does Jubilee RD over Trib to Spring Creek carry?

About 39 vehicles per day (2022 count).

How long is Jubilee RD over Trib to Spring Creek?

The structure is 43 ft (13.1 m) long with a longest span of 42 ft (12.8 m) and a deck 25 ft wide.

Who owns Jubilee RD over Trib to Spring Creek?

It is owned by the County Highway Agency.