US Bridges

M43 Gard Ave over Stream

Good

Sac County, Iowa · 089372804 · Structure no. 000000000301881

Built
2017
8 years old
Condition
Good
inspected August 2024
Type
Culvert
Concrete
Length
21 ft
1 main span
Daily traffic
559
2022 count
Owner
County
County Highway Agency

About this bridge

M43 Gard Ave over Stream is a concrete culvert carrying M43 Gard Ave over Stream in Sac 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 559 vehicles a day, roughly 17% of them trucks, projected to reach 559 by 2044. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesM43 Gard Ave
CrossesStream
Location089372804
RouteCounty Highway 0
CountySac County
StateIowa
Coordinates42.49245, -95.22906
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 protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHL 93
Structure length21 ft (6.4 m)
Longest span21 ft (6.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic559 (2022)
Projected traffic559 by 2044
Trucks17%
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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was M43 Gard Ave over Stream built?

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

What condition is M43 Gard Ave over Stream 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 August 2024.

How much traffic does M43 Gard Ave over Stream carry?

About 559 vehicles per day (2022 count), of which roughly 17% are trucks.

How long is M43 Gard Ave over Stream?

The structure is 21 ft (6.4 m) long with a longest span of 21 ft (6.4 m).

Who owns M43 Gard Ave over Stream?

It is owned by the County Highway Agency.