US Bridges

I 29 SB on Ramp over Mse Wall

Good

Pottawattamie County, Iowa · 0.4 Mi. S of Jct. US 275 · Structure no. 000000000700210

Built
2017
8 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
129 ft
1 main span
Daily traffic
2,080
2022 count
Owner
State
State Highway Agency

About this bridge

I 29 SB on Ramp over Mse Wall is a steel stringer/multi-beam or girder carrying I 29 SB on Ramp over Mse Wall in Pottawattamie County, Iowa. It was built in 2017, so it is 8 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,080 vehicles a day, roughly 16% of them trucks, projected to reach 2,080 by 2043. The structure is 129 ft (39.2 m) long and 29 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI 29 SB on Ramp
CrossesMse Wall
Location0.4 Mi. S of Jct. US 275
RouteU.S. Route 275
StateIowa
Coordinates41.21807, -95.83102
Functional classUrban Other Principal Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.9 US tons
Inventory rating38.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length129 ft (39.2 m)
Longest span124 ft (37.9 m)
Deck width29 ft (8.9 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,080 (2022)
Projected traffic2,080 by 2043
Trucks16%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesOther
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 I 29 SB on Ramp over Mse Wall built?

It was built in 2017, making it 8 years old in 2025.

What condition is I 29 SB on Ramp over Mse Wall 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 October 2023.

How much traffic does I 29 SB on Ramp over Mse Wall carry?

About 2,080 vehicles per day (2022 count), of which roughly 16% are trucks.

How long is I 29 SB on Ramp over Mse Wall?

The structure is 129 ft (39.2 m) long with a longest span of 124 ft (37.9 m) and a deck 29 ft wide.

Who owns I 29 SB on Ramp over Mse Wall?

It is owned by the State Highway Agency.