US Bridges

CR 100S over US 31 Sb/Nb

Good

Howard County, Indiana · 1.0 S US 35 · Structure no. 076486

Built
2010
15 years old
Condition
Good
inspected August 2024
Type
Tee Beam
Prestressed Concrete Continuous
Length
196 ft
2 main spans
Daily traffic
12,370
2021 count
Owner
State
State Highway Agency

About this bridge

CR 100S over US 31 Sb/Nb is a prestressed concrete continuous tee beam carrying CR 100S over US 31 Sb/Nb in Howard County, Indiana. It was built in 2010, so it is 15 years old, younger than the Indiana average of 46.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 12,370 vehicles a day, roughly 9% of them trucks, projected to reach 15,000 by 2035. The structure is 196 ft (59.7 m) long and 72 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesCR 100S
CrossesUS 31 Sb/Nb
Location1.0 S US 35
RouteCounty Highway 0
StateIndiana
Coordinates40.46291, -86.08084
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
Deck8 Very GoodNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length196 ft (59.7 m)
Longest span97 ft (29.5 m)
Deck width72 ft (21.9 m)
Roadway width56 ft (17 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,370 (2021)
Projected traffic15,000 by 2035
Trucks9%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 km)
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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was CR 100S over US 31 Sb/Nb built?

It was built in 2010, making it 15 years old in 2025.

What condition is CR 100S over US 31 Sb/Nb 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 August 2024.

How much traffic does CR 100S over US 31 Sb/Nb carry?

About 12,370 vehicles per day (2021 count), of which roughly 9% are trucks.

How long is CR 100S over US 31 Sb/Nb?

The structure is 196 ft (59.7 m) long with a longest span of 97 ft (29.5 m) and a deck 72 ft wide.

Who owns CR 100S over US 31 Sb/Nb?

It is owned by the State Highway Agency.