US Bridges

Rt Bb E over Is 70

Good

Boone County, Missouri · S 7 T 48 N R 14 W · Structure no. 36772

Built
2022
3 years old
Condition
Good
inspected November 2024
Type
Tee Beam
Prestressed Concrete Continuous
Length
158 ft
2 main spans
Daily traffic
831
2024 count
Owner
State
State Highway Agency

About this bridge

Rt Bb E over Is 70 is a prestressed concrete continuous tee beam carrying Rt Bb E over Is 70 in Boone County, Missouri. It was built in 2022, so it is 3 years old, younger than the Missouri average of 45.1 years.

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

It carries about 831 vehicles a day, roughly 13% of them trucks, projected to reach 1,454 by 2044. The structure is 158 ft (48.1 m) long and 31 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

CarriesRt Bb E
CrossesIs 70
LocationS 7 T 48 N R 14 W
RouteState Highway 0BB
Coordinates38.96696, -92.5337
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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation9: Superior to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74.4 US tons
Inventory rating44.6 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length158 ft (48.1 m)
Longest span78 ft (23.8 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic831 (2024)
Projected traffic1,454 by 2044
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed11.2 mi (18 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Rt Bb E over Is 70 built?

It was built in 2022, making it 3 years old in 2025.

What condition is Rt Bb E over Is 70 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 November 2024.

How much traffic does Rt Bb E over Is 70 carry?

About 831 vehicles per day (2024 count), of which roughly 13% are trucks.

How long is Rt Bb E over Is 70?

The structure is 158 ft (48.1 m) long with a longest span of 78 ft (23.8 m) and a deck 31 ft wide.

Who owns Rt Bb E over Is 70?

It is owned by the State Highway Agency.