US Bridges

Local over Panther Creek

Good

Dallas County, Iowa · 078281603 · Structure no. 000000000131311

Built
1989
36 years old
Condition
Good
inspected November 2021
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
154 ft
3 main spans
Daily traffic
110
2022 count
Owner
County
County Highway Agency

About this bridge

Local over Panther Creek is a prestressed concrete stringer/multi-beam or girder carrying Local over Panther Creek in Dallas County, Iowa. It was built in 1989, so it is 36 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 110 vehicles a day, roughly 22% of them trucks, projected to reach 110 by 2043. The structure is 154 ft (46.9 m) long and 33 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesLocal
CrossesPanther Creek
Location078281603
RouteCounty Highway 0
StateIowa
Coordinates41.55389, -94.08579
Functional classRural Local

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 alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating76.5 US tons
Inventory rating40.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length154 ft (46.9 m)
Longest span57 ft (17.4 m)
Deck width33 ft (10.1 m)
Roadway width31 ft (9.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic110 (2022)
Projected traffic110 by 2043
Trucks22%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Local over Panther Creek built?

It was built in 1989, making it 36 years old in 2025.

What condition is Local over Panther 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 Local over Panther Creek carry?

About 110 vehicles per day (2022 count), of which roughly 22% are trucks.

How long is Local over Panther Creek?

The structure is 154 ft (46.9 m) long with a longest span of 57 ft (17.4 m) and a deck 33 ft wide.

Who owns Local over Panther Creek?

It is owned by the County Highway Agency.