US Bridges

Shiloh Station RD over Branch Loop Creek

Good

St. Clair County, Illinois · 1 MI N Il RTE 161 · Structure no. 082415300000000

Built
2006
19 years old
Condition
Good
inspected March 2021
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
62 ft
1 main span
Daily traffic
700
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Shiloh Station RD over Branch Loop Creek is a prestressed concrete box beam or girders - multiple carrying Shiloh Station RD over Branch Loop Creek in St. Clair County, Illinois. It was built in 2006, so it is 19 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 700 vehicles a day, roughly 10% of them trucks, projected to reach 859 by 2046. The structure is 62 ft (18.9 m) long and 28 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesShiloh Station RD
CrossesBranch Loop Creek
Location1 MI N Il RTE 161
Coordinates38.52785, -89.90027
Functional classRural Minor 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.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than 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 rating48.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length62 ft (18.9 m)
Longest span59 ft (17.9 m)
Deck width28 ft (8.6 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic700 (2023)
Projected traffic859 by 2046
Trucks10%
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

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Shiloh Station RD over Branch Loop Creek built?

It was built in 2006, making it 19 years old in 2025.

What condition is Shiloh Station RD over Branch Loop 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 March 2021.

How much traffic does Shiloh Station RD over Branch Loop Creek carry?

About 700 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Shiloh Station RD over Branch Loop Creek?

The structure is 62 ft (18.9 m) long with a longest span of 59 ft (17.9 m) and a deck 28 ft wide.

Who owns Shiloh Station RD over Branch Loop Creek?

It is owned by the City or Municipal Highway Agency.