US Bridges

Maple Ave over Stream

Good

Guthrie County, Iowa · 081310602 · Structure no. 000000000169891

Built
2015
10 years old
Condition
Good
inspected November 2021
Type
Channel Beam
Concrete
Length
46 ft
1 main span
Daily traffic
29
2022 count
Owner
County
County Highway Agency

About this bridge

Maple Ave over Stream is a concrete channel beam carrying Maple Ave over Stream in Guthrie County, Iowa. It was built in 2015, so it is 10 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 29 vehicles a day, roughly 17% of them trucks, projected to reach 29 by 2041. The structure is 46 ft (14 m) long and 31 ft wide.

CarriesMaple Ave
CrossesStream
Location081310602
RouteCounty Highway 0
StateIowa
Coordinates41.85451, -94.51297
Functional classRural Local

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.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating61.2 US tons
Inventory rating36.6 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length46 ft (14 m)
Longest span45 ft (13.7 m)
Deck width31 ft (9.6 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic29 (2022)
Projected traffic29 by 2041
Trucks17%
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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Maple Ave over Stream built?

It was built in 2015, making it 10 years old in 2025.

What condition is Maple 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 November 2021.

How much traffic does Maple Ave over Stream carry?

About 29 vehicles per day (2022 count), of which roughly 17% are trucks.

How long is Maple Ave over Stream?

The structure is 46 ft (14 m) long with a longest span of 45 ft (13.7 m) and a deck 31 ft wide.

Who owns Maple Ave over Stream?

It is owned by the County Highway Agency.