US Bridges

Campbell Island RD over Branch of Miss River

Good

Rock Island County, Illinois · 0.3 MI NW of Ill 84 · Structure no. 081008900000000

Built
1938
87 years old, rebuilt 1999
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
360 ft
4 main spans
Daily traffic
800
2020 count
Owner
State
State Highway Agency

About this bridge

Campbell Island RD over Branch of Miss River is a steel continuous stringer/multi-beam or girder carrying Campbell Island RD over Branch of Miss River in Rock Island County, Illinois. It was built in 1938 and reconstructed in 1999, so it is 87 years old, older than the Illinois average of 45.3 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 800 vehicles a day, roughly 3% of them trucks, projected to reach 808 by 2046. The structure is 360 ft (109.7 m) long and 40 ft wide.

CarriesCampbell Island RD
CrossesBranch of Miss River
Location0.3 MI NW of Ill 84
RouteCounty Highway 0
Coordinates41.53838, -90.42642
Functional classUrban Local

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating86.8 US tons
Inventory rating52.1 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length360 ft (109.7 m)
Longest span103 ft (31.4 m)
Deck width40 ft (12.1 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic800 (2020)
Projected traffic808 by 2046
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.3 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Campbell Island RD over Branch of Miss River built?

It was built in 1938, making it 87 years old in 2025. It was reconstructed in 1999.

What condition is Campbell Island RD over Branch of Miss River 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 June 2023.

How much traffic does Campbell Island RD over Branch of Miss River carry?

About 800 vehicles per day (2020 count), of which roughly 3% are trucks.

How long is Campbell Island RD over Branch of Miss River?

The structure is 360 ft (109.7 m) long with a longest span of 103 ft (31.4 m) and a deck 40 ft wide.

Who owns Campbell Island RD over Branch of Miss River?

It is owned by the State Highway Agency.