US Bridges

T 40 Monument Ave over Creek

Good

Mitchell County, Iowa · 0.05 Miles N of 465th · Structure no. 000000000248981

Built
2022
3 years old
Condition
Good
inspected December 2023
Type
Culvert
Concrete
Length
70 ft
2 main spans
Daily traffic
786
2022 count
Owner
County
County Highway Agency

About this bridge

T 40 Monument Ave over Creek is a concrete culvert carrying T 40 Monument Ave over Creek in Mitchell County, Iowa. It was built in 2022, so it is 3 years old, younger than the Iowa average of 45.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 786 vehicles a day, roughly 18% of them trucks, projected to reach 786 by 2043. The structure is 70 ft (21.4 m) long and 35 ft wide.

CarriesT 40 Monument Ave
CrossesCreek
Location0.05 Miles N of 465th
RouteCounty Highway 0
StateIowa
Coordinates43.4436, -92.78228
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection9 ExcellentNo problems noted.
Culvert9 ExcellentNo problems noted.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.4 US tons
Inventory rating47.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHL 93
Structure length70 ft (21.4 m)
Longest span17 ft (5.2 m)
Deck width35 ft (10.7 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic786 (2022)
Projected traffic786 by 2043
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was T 40 Monument Ave over Creek built?

It was built in 2022, making it 3 years old in 2025.

What condition is T 40 Monument Ave over Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in December 2023.

How much traffic does T 40 Monument Ave over Creek carry?

About 786 vehicles per day (2022 count), of which roughly 18% are trucks.

How long is T 40 Monument Ave over Creek?

The structure is 70 ft (21.4 m) long with a longest span of 17 ft (5.2 m) and a deck 35 ft wide.

Who owns T 40 Monument Ave over Creek?

It is owned by the County Highway Agency.