US Bridges

Loc 270 Ave over Penns Creek

FairPosted for load

Delaware County, Iowa · 088041204 · Structure no. 000000000140741

Built
1983
42 years old
Condition
Fair
inspected January 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
84 ft
2 main spans
Daily traffic
49
2022 count
Owner
County
County Highway Agency

About this bridge

Loc 270 Ave over Penns Creek is a steel stringer/multi-beam or girder carrying Loc 270 Ave over Penns Creek in Delaware County, Iowa. It was built in 1983, so it is 42 years old, younger 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 49 vehicles a day, projected to reach 49 by 2044. The structure is 84 ft (25.6 m) long and 22 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesLoc 270 Ave
CrossesPenns Creek
Location088041204
RouteCounty Highway 0
CountyDelaware County
StateIowa
Coordinates42.44188, -91.26608
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating21.8 US tons
Inventory rating16.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckWood or timber
Main spans2
Design loadH 20
Structure length84 ft (25.6 m)
Longest span42 ft (12.8 m)
Deck width22 ft (6.6 m)
Roadway width21 ft (6.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic49 (2022)
Projected traffic49 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 proposedDeck replacement with only incidental widening
Estimated improvement cost$80,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Loc 270 Ave over Penns Creek built?

It was built in 1983, making it 42 years old in 2025.

What condition is Loc 270 Ave over Penns 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 2024.

How much traffic does Loc 270 Ave over Penns Creek carry?

About 49 vehicles per day (2022 count).

How long is Loc 270 Ave over Penns Creek?

The structure is 84 ft (25.6 m) long with a longest span of 42 ft (12.8 m) and a deck 22 ft wide.

Who owns Loc 270 Ave over Penns Creek?

It is owned by the County Highway Agency.