US Bridges

X 75 over Big Bear Creek

Good

Jones County, Iowa · 084013004 · Structure no. 000000000207151

Built
2017
8 years old
Condition
Good
inspected November 2021
Type
Slab
Concrete Continuous
Length
143 ft
3 main spans
Daily traffic
403
2022 count
Owner
County
County Highway Agency

About this bridge

X 75 over Big Bear Creek is a concrete continuous slab carrying X 75 over Big Bear Creek in Jones County, Iowa. It was built in 2017, so it is 8 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 403 vehicles a day, roughly 19% of them trucks, projected to reach 403 by 2043. The structure is 143 ft (43.6 m) long and 33 ft wide.

CarriesX 75
CrossesBig Bear Creek
Location084013004
RouteCounty Highway 0
StateIowa
Coordinates42.05392, -91.01002
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.5 US tons
Inventory rating48.2 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length143 ft (43.6 m)
Longest span55 ft (16.8 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic403 (2022)
Projected traffic403 by 2043
Trucks19%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 X 75 over Big Bear Creek built?

It was built in 2017, making it 8 years old in 2025.

What condition is X 75 over Big Bear 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 2021.

How much traffic does X 75 over Big Bear Creek carry?

About 403 vehicles per day (2022 count), of which roughly 19% are trucks.

How long is X 75 over Big Bear Creek?

The structure is 143 ft (43.6 m) long with a longest span of 55 ft (16.8 m) and a deck 33 ft wide.

Who owns X 75 over Big Bear Creek?

It is owned by the County Highway Agency.