US Bridges

Local RD over Br Suttle Creek

Poor

Allamakee County, Iowa · 096043004 · Structure no. 000000000061220

Built
1900
125 years old
Condition
Poor
inspected May 2024
Type
Culvert
Concrete Continuous
Length
23 ft
2 main spans
Daily traffic
70
2022 count
Owner
County
County Highway Agency

About this bridge

Local RD over Br Suttle Creek is a concrete continuous culvert carrying Local RD over Br Suttle Creek in Allamakee County, Iowa. It was built in 1900, so it is 125 years old, older than the Iowa average of 45.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 70 vehicles a day, projected to reach 70 by 2044. The structure is 23 ft (7 m) long. If it were closed, the detour would be 9.9 mi (16 km).

Location

Open in Google Maps
CarriesLocal RD
CrossesBr Suttle Creek
Location096043004
RouteCounty Highway 0
CountyAllamakee County
StateIowa
Coordinates43.1013, -91.35923
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating25.6 US tons
Inventory rating18.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadUnknown
Structure length23 ft (7 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic70 (2022)
Projected traffic70 by 2044
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Local RD over Br Suttle Creek built?

It was built in 1900, making it 125 years old in 2025.

What condition is Local RD over Br Suttle Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in May 2024.

How much traffic does Local RD over Br Suttle Creek carry?

About 70 vehicles per day (2022 count).

How long is Local RD over Br Suttle Creek?

The structure is 23 ft (7 m) long with a longest span of 10 ft (3 m).

Who owns Local RD over Br Suttle Creek?

It is owned by the County Highway Agency.