US Bridges

V48 Roanoke Ave over Plum Creek

Good

Chickasaw County, Iowa · 094110710 · Structure no. 000000000110101

Built
2021
4 years old
Condition
Good
inspected March 2024
Type
Slab
Concrete Continuous
Length
103 ft
3 main spans
Daily traffic
795
2022 count
Owner
County
County Highway Agency

About this bridge

V48 Roanoke Ave over Plum Creek is a concrete continuous slab carrying V48 Roanoke Ave over Plum Creek in Chickasaw County, Iowa. It was built in 2021, so it is 4 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 795 vehicles a day, roughly 20% of them trucks, projected to reach 795 by 2044. The structure is 103 ft (31.4 m) long and 33 ft wide. If it were closed, the detour would be 49.7 mi (80 km).

CarriesV48 Roanoke Ave
CrossesPlum Creek
Location094110710
RouteCounty Highway 0
StateIowa
Coordinates42.96638, -92.19057
Functional classRural Major 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 protection8 Very GoodNo problems noted.
Last inspectionMarch 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
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 rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length103 ft (31.4 m)
Longest span39 ft (11.9 m)
Deck width33 ft (10.1 m)
Roadway width31 ft (9.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic795 (2022)
Projected traffic795 by 2044
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed49.7 mi (80 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 V48 Roanoke Ave over Plum Creek built?

It was built in 2021, making it 4 years old in 2025.

What condition is V48 Roanoke Ave over Plum 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 March 2024.

How much traffic does V48 Roanoke Ave over Plum Creek carry?

About 795 vehicles per day (2022 count), of which roughly 20% are trucks.

How long is V48 Roanoke Ave over Plum Creek?

The structure is 103 ft (31.4 m) long with a longest span of 39 ft (11.9 m) and a deck 33 ft wide.

Who owns V48 Roanoke Ave over Plum Creek?

It is owned by the County Highway Agency.