US Bridges

Argus RD over Four Mile Creek

PoorPosted for load

Page County, Iowa · 000000000 · Structure no. 000000000010350

Built
1950
75 years old
Condition
Poor
inspected December 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
70 ft
3 main spans
Daily traffic
392
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Argus RD over Four Mile Creek is a wood or timber stringer/multi-beam or girder carrying Argus RD over Four Mile Creek in Page County, Iowa. It was built in 1950, so it is 75 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. Its operating status is: posted for load restriction.

It carries about 392 vehicles a day, projected to reach 392 by 2044. The structure is 70 ft (21.3 m) long and 19 ft wide.

CarriesArgus RD
CrossesFour Mile Creek
Location000000000
RouteCity Street 0
StateIowa
Coordinates40.76904, -95.36221
Functional classUrban 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.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating23.3 US tons
Inventory rating16.3 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans3
Design loadUnknown
Structure length70 ft (21.3 m)
Longest span23 ft (7 m)
Deck width19 ft (5.8 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic392 (2022)
Projected traffic392 by 2044
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Argus RD over Four Mile Creek built?

It was built in 1950, making it 75 years old in 2025.

What condition is Argus RD over Four Mile Creek 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 December 2024.

How much traffic does Argus RD over Four Mile Creek carry?

About 392 vehicles per day (2022 count).

How long is Argus RD over Four Mile Creek?

The structure is 70 ft (21.3 m) long with a longest span of 23 ft (7 m) and a deck 19 ft wide.

Who owns Argus RD over Four Mile Creek?

It is owned by the City or Municipal Highway Agency.