US Bridges

63 Street over Branch of Mill Creek

Good

Rock Island County, Illinois · 2.4 MI N of Sherrard · Structure no. 081309300000000

Built
1983
42 years old
Condition
Good
inspected January 2021
Type
Stringer/Multi-beam or Girder
Steel
Length
38 ft
1 main span
Daily traffic
775
2020 count
Owner
County
County Highway Agency

About this bridge

63 Street over Branch of Mill Creek is a steel stringer/multi-beam or girder carrying 63 Street over Branch of Mill Creek in Rock Island County, Illinois. It was built in 1983, so it is 42 years old, younger 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 775 vehicles a day, roughly 5% of them trucks, projected to reach 783 by 2046. The structure is 38 ft (11.6 m) long and 40 ft wide. If it were closed, the detour would be 5 mi (8 km).

Carries63 Street
CrossesBranch of Mill Creek
Location2.4 MI N of Sherrard
RouteCounty Highway 0
Coordinates41.36292, -90.51003
Functional classRural Major Collector

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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating48.9 US tons
Inventory rating35.7 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length38 ft (11.6 m)
Longest span36 ft (11 m)
Deck width40 ft (12.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic775 (2020)
Projected traffic783 by 2046
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 63 Street over Branch of Mill Creek built?

It was built in 1983, making it 42 years old in 2025.

What condition is 63 Street over Branch of Mill Creek 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 January 2021.

How much traffic does 63 Street over Branch of Mill Creek carry?

About 775 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is 63 Street over Branch of Mill Creek?

The structure is 38 ft (11.6 m) long with a longest span of 36 ft (11 m) and a deck 40 ft wide.

Who owns 63 Street over Branch of Mill Creek?

It is owned by the County Highway Agency.