US Bridges

Tissel Hollowrd over Tissel Hollow Creek

Fair

Linn County, Iowa · 000000000 · Structure no. 000000000220441

Built
2009
16 years old
Condition
Fair
inspected September 2024
Type
Slab
Wood or Timber
Length
72 ft
3 main spans
Daily traffic
108
2022 count
Owner
County
County Highway Agency

About this bridge

Tissel Hollowrd over Tissel Hollow Creek is a wood or timber slab carrying Tissel Hollowrd over Tissel Hollow Creek in Linn County, Iowa. It was built in 2009, so it is 16 years old, younger 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 108 vehicles a day, projected to reach 108 by 2044. The structure is 72 ft (21.9 m) long and 24 ft wide.

CarriesTissel Hollowrd
CrossesTissel Hollow Creek
Location000000000
RouteCounty Highway 0
StateIowa
Coordinates41.90702, -91.7446
Functional classUrban Local

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 inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating86.3 US tons
Inventory rating63.8 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans3
Design loadHS 20
Structure length72 ft (21.9 m)
Longest span14 ft (4.3 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic108 (2022)
Projected traffic108 by 2044
Trucks0%
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Tissel Hollowrd over Tissel Hollow Creek built?

It was built in 2009, making it 16 years old in 2025.

What condition is Tissel Hollowrd over Tissel Hollow 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 September 2024.

How much traffic does Tissel Hollowrd over Tissel Hollow Creek carry?

About 108 vehicles per day (2022 count).

How long is Tissel Hollowrd over Tissel Hollow Creek?

The structure is 72 ft (21.9 m) long with a longest span of 14 ft (4.3 m) and a deck 24 ft wide.

Who owns Tissel Hollowrd over Tissel Hollow Creek?

It is owned by the County Highway Agency.