US Bridges

2nd Street over Dreys Ditch

PoorPosted for load

Adams County, Iowa · 072332306 · Structure no. 000000000009640

Built
1920
105 years old
Condition
Poor
inspected January 2024
Type
Channel Beam
Concrete
Length
30 ft
1 main span
Daily traffic
787
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

2nd Street over Dreys Ditch is a concrete channel beam carrying 2nd Street over Dreys Ditch in Adams County, Iowa. It was built in 1920, so it is 105 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 3 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. Its operating status is: posted for load restriction.

It carries about 787 vehicles a day, projected to reach 787 by 2044. The structure is 30 ft (9.1 m) long and 22 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Carries2nd Street
CrossesDreys Ditch
Location072332306
RouteCity Street 0
StateIowa
Coordinates41.02343, -94.61026
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating4 US tons
Inventory rating0 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length30 ft (9.1 m)
Longest span29 ft (8.8 m)
Deck width22 ft (6.6 m)
Roadway width21 ft (6.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic787 (2022)
Projected traffic787 by 2044
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$495,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was 2nd Street over Dreys Ditch built?

It was built in 1920, making it 105 years old in 2025.

What condition is 2nd Street over Dreys Ditch 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 January 2024.

How much traffic does 2nd Street over Dreys Ditch carry?

About 787 vehicles per day (2022 count).

How long is 2nd Street over Dreys Ditch?

The structure is 30 ft (9.1 m) long with a longest span of 29 ft (8.8 m) and a deck 22 ft wide.

Who owns 2nd Street over Dreys Ditch?

It is owned by the City or Municipal Highway Agency.