US Bridges

170 TH / E26 over East Buttricks Creek

Fair

Greene County, Iowa · 084290801 · Structure no. 000000000162340

Built
1935
90 years old, rebuilt 1966
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
62 ft
1 main span
Daily traffic
170
2022 count
Owner
County
County Highway Agency

About this bridge

170 TH / E26 over East Buttricks Creek is a steel stringer/multi-beam or girder carrying 170 TH / E26 over East Buttricks Creek in Greene County, Iowa. It was built in 1935 and reconstructed in 1966, so it is 90 years old, older than the Iowa average of 45.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 170 vehicles a day, roughly 15% of them trucks, projected to reach 170 by 2043. The structure is 62 ft (18.9 m) long and 30 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
Carries170 TH / E26
CrossesEast Buttricks Creek
Location084290801
RouteCounty Highway 0
CountyGreene County
StateIowa
Coordinates42.10704, -94.2576
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating59.9 US tons
Inventory rating37.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length62 ft (18.9 m)
Longest span62 ft (18.9 m)
Deck width30 ft (9.1 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic170 (2022)
Projected traffic170 by 2043
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 170 TH / E26 over East Buttricks Creek built?

It was built in 1935, making it 90 years old in 2025. It was reconstructed in 1966.

What condition is 170 TH / E26 over East Buttricks Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in May 2024.

How much traffic does 170 TH / E26 over East Buttricks Creek carry?

About 170 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is 170 TH / E26 over East Buttricks Creek?

The structure is 62 ft (18.9 m) long with a longest span of 62 ft (18.9 m) and a deck 30 ft wide.

Who owns 170 TH / E26 over East Buttricks Creek?

It is owned by the County Highway Agency.