US Bridges

Linden RD over Snake Creek

Good

Shelby County, Iowa · 081392508 · Structure no. 000000000361641

Built
2021
4 years old
Condition
Good
inspected March 2024
Type
Culvert
Concrete
Length
27 ft
1 main span
Daily traffic
300
2022 count
Owner
County
County Highway Agency

About this bridge

Linden RD over Snake Creek is a concrete culvert carrying Linden RD over Snake Creek in Shelby 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 300 vehicles a day, roughly 13% of them trucks, projected to reach 300 by 2044. The structure is 27 ft (8.2 m) long.

CarriesLinden RD
CrossesSnake Creek
Location081392508
RouteCounty Highway 0
StateIowa
Coordinates41.80219, -95.32602
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.9 US tons
Inventory rating53.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHL 93
Structure length27 ft (8.2 m)
Longest span27 ft (8.2 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic300 (2022)
Projected traffic300 by 2044
Trucks13%
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 Linden RD over Snake Creek built?

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

What condition is Linden RD over Snake 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 Linden RD over Snake Creek carry?

About 300 vehicles per day (2022 count), of which roughly 13% are trucks.

How long is Linden RD over Snake Creek?

The structure is 27 ft (8.2 m) long with a longest span of 27 ft (8.2 m).

Who owns Linden RD over Snake Creek?

It is owned by the County Highway Agency.