US Bridges

Ch 1 over Long Branch

Good

Saline County, Illinois · 0.5 MI S County Line · Structure no. 083318400000000

Built
1988
37 years old
Condition
Good
inspected October 2021
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
62 ft
1 main span
Daily traffic
50
2020 count
Owner
County
County Highway Agency

About this bridge

Ch 1 over Long Branch is a prestressed concrete box beam or girders - multiple carrying Ch 1 over Long Branch in Saline County, Illinois. It was built in 1988, so it is 37 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 50 vehicles a day, roughly 26% of them trucks, projected to reach 51 by 2046. The structure is 62 ft (18.8 m) long and 28 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCh 1
CrossesLong Branch
Location0.5 MI S County Line
RouteCounty Highway 0
Coordinates37.89929, -88.53161
Functional classRural 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.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2021
Inspection intervalevery 48 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 alignment8: Equal to present desirable criteria
Operating rating48.9 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length62 ft (18.8 m)
Longest span58 ft (17.8 m)
Deck width28 ft (8.4 m)
Roadway width25 ft (7.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2020)
Projected traffic51 by 2046
Trucks26%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Ch 1 over Long Branch built?

It was built in 1988, making it 37 years old in 2025.

What condition is Ch 1 over Long Branch 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 October 2021.

How much traffic does Ch 1 over Long Branch carry?

About 50 vehicles per day (2020 count), of which roughly 26% are trucks.

How long is Ch 1 over Long Branch?

The structure is 62 ft (18.8 m) long with a longest span of 58 ft (17.8 m) and a deck 28 ft wide.

Who owns Ch 1 over Long Branch?

It is owned by the County Highway Agency.