US Bridges

Local over Dd #41 Big Cedar Ck

Poor

Pocahontas County, Iowa · 093343401 · Structure no. 000000000280541

Built
1977
48 years old
Condition
Poor
inspected October 2024
Type
Slab
Concrete Continuous
Length
91 ft
3 main spans
Daily traffic
330
2022 count
Owner
County
County Highway Agency

About this bridge

Local over Dd #41 Big Cedar Ck is a concrete continuous slab carrying Local over Dd #41 Big Cedar Ck in Pocahontas County, Iowa. It was built in 1977, so it is 48 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 330 vehicles a day, projected to reach 330 by 2044. The structure is 91 ft (27.7 m) long and 36 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesLocal
CrossesDd #41 Big Cedar Ck
Location093343401
RouteCounty Highway 0
StateIowa
Coordinates42.83537, -94.84506
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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating53.5 US tons
Inventory rating33.5 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length91 ft (27.7 m)
Longest span34 ft (10.4 m)
Deck width36 ft (11 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic330 (2022)
Projected traffic330 by 2044
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Local over Dd #41 Big Cedar Ck built?

It was built in 1977, making it 48 years old in 2025.

What condition is Local over Dd #41 Big Cedar Ck 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 October 2024.

How much traffic does Local over Dd #41 Big Cedar Ck carry?

About 330 vehicles per day (2022 count).

How long is Local over Dd #41 Big Cedar Ck?

The structure is 91 ft (27.7 m) long with a longest span of 34 ft (10.4 m) and a deck 36 ft wide.

Who owns Local over Dd #41 Big Cedar Ck?

It is owned by the County Highway Agency.