US Bridges

EB Coll Ia 100 over Over Cc RR & Bike Path

Good

Linn County, Iowa · 0.1 Mi. S of Jct. Ia 100 · Structure no. 000000000604800

Built
1982
43 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
161 ft
3 main spans
Daily traffic
2,140
2022 count
Owner
State
State Highway Agency

About this bridge

EB Coll Ia 100 over Over Cc RR & Bike Path is a steel continuous stringer/multi-beam or girder carrying EB Coll Ia 100 over Over Cc RR & Bike Path in Linn County, Iowa. It was built in 1982, so it is 43 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,140 vehicles a day, roughly 4% of them trucks, projected to reach 2,140 by 2043. The structure is 161 ft (49.1 m) long and 35 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesEB Coll Ia 100
CrossesOver Cc RR & Bike Path
Location0.1 Mi. S of Jct. Ia 100
RouteState Highway 100
CountyLinn County
StateIowa
Coordinates42.02781, -91.67178
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating65.5 US tons
Inventory rating39.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length161 ft (49.1 m)
Longest span60 ft (18.3 m)
Deck width35 ft (10.7 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,140 (2022)
Projected traffic2,140 by 2043
Trucks4%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.9 mi (3 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was EB Coll Ia 100 over Over Cc RR & Bike Path built?

It was built in 1982, making it 43 years old in 2025.

What condition is EB Coll Ia 100 over Over Cc RR & Bike Path 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 2023.

How much traffic does EB Coll Ia 100 over Over Cc RR & Bike Path carry?

About 2,140 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is EB Coll Ia 100 over Over Cc RR & Bike Path?

The structure is 161 ft (49.1 m) long with a longest span of 60 ft (18.3 m) and a deck 35 ft wide.

Who owns EB Coll Ia 100 over Over Cc RR & Bike Path?

It is owned by the State Highway Agency.