US Bridges

SB US 169 over 2nd Ave S

Fair

Webster County, Iowa · At the Jct. Iowa 926 · Structure no. 000000000052181

Built
2010
15 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
262 ft
3 main spans
Daily traffic
3,550
2022 count
Owner
State
State Highway Agency

About this bridge

SB US 169 over 2nd Ave S is a prestressed concrete stringer/multi-beam or girder carrying SB US 169 over 2nd Ave S in Webster County, Iowa. It was built in 2010, so it is 15 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 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 3,550 vehicles a day, roughly 16% of them trucks, projected to reach 3,550 by 2042. The structure is 262 ft (80 m) long and 51 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesSB US 169
Crosses2nd Ave S
LocationAt the Jct. Iowa 926
RouteU.S. Route 169
CountyWebster County
StateIowa
Coordinates42.50058, -94.21196
Functional classUrban Other Principal 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
Deck8 Very GoodNo problems noted.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure8 Very GoodNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating95.2 US tons
Inventory rating41 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length262 ft (80 m)
Longest span137 ft (41.8 m)
Deck width51 ft (15.6 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,550 (2022)
Projected traffic3,550 by 2042
Trucks16%
Lanes on structure3
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SB US 169 over 2nd Ave S built?

It was built in 2010, making it 15 years old in 2025.

What condition is SB US 169 over 2nd Ave S 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 May 2023.

How much traffic does SB US 169 over 2nd Ave S carry?

About 3,550 vehicles per day (2022 count), of which roughly 16% are trucks.

How long is SB US 169 over 2nd Ave S?

The structure is 262 ft (80 m) long with a longest span of 137 ft (41.8 m) and a deck 51 ft wide.

Who owns SB US 169 over 2nd Ave S?

It is owned by the State Highway Agency.