US Bridges

Sycamore Avenue over Saylings Creek

Fair

Adams County, Iowa · 071321702 · Structure no. 000000000013350

Built
1967
58 years old
Condition
Fair
inspected January 2022
Type
Culvert
Concrete Continuous
Length
24 ft
2 main spans
Daily traffic
1,404
2022 count
Owner
County
County Highway Agency

About this bridge

Sycamore Avenue over Saylings Creek is a concrete continuous culvert carrying Sycamore Avenue over Saylings Creek in Adams County, Iowa. It was built in 1967, so it is 58 years old, older than the Iowa average of 45.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 1,404 vehicles a day, roughly 18% of them trucks, projected to reach 1,404 by 2043. The structure is 24 ft (7.3 m) long. If it were closed, the detour would be 23 mi (37 km).

CarriesSycamore Avenue
CrossesSaylings Creek
Location071321702
RouteCounty Highway 0
StateIowa
Coordinates40.9506, -94.56583
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length24 ft (7.3 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,404 (2022)
Projected traffic1,404 by 2043
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed23 mi (37 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 Sycamore Avenue over Saylings Creek built?

It was built in 1967, making it 58 years old in 2025.

What condition is Sycamore Avenue over Saylings Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in January 2022.

How much traffic does Sycamore Avenue over Saylings Creek carry?

About 1,404 vehicles per day (2022 count), of which roughly 18% are trucks.

How long is Sycamore Avenue over Saylings Creek?

The structure is 24 ft (7.3 m) long with a longest span of 12 ft (3.7 m).

Who owns Sycamore Avenue over Saylings Creek?

It is owned by the County Highway Agency.