US Bridges

Md 32 over Br of Patapsco River

Fair

Howard County, Maryland · 0.49 Mile S of Md 851F · Structure no. 100000130019020

Built
1958
67 years old
Condition
Fair
inspected September 2023
Type
Culvert
Concrete
Length
20 ft
Daily traffic
23,612
2018 count
Owner
State
State Highway Agency

About this bridge

Md 32 over Br of Patapsco River is a concrete culvert carrying Md 32 over Br of Patapsco River in Howard County, Maryland. It was built in 1958, so it is 67 years old, older than the Maryland average of 52.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 23,612 vehicles a day, roughly 8% of them trucks, projected to reach 23,657 by 2038. The structure is 20 ft (6.1 m) long. If it were closed, the detour would be 6.2 mi (10 km).

CarriesMd 32
CrossesBr of Patapsco River
Location0.49 Mile S of Md 851F
RouteState Highway 32
Coordinates39.34826, -76.96074
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans0
Design loadHS 20
Structure length20 ft (6.1 m)
Longest span20 ft (6.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,612 (2018)
Projected traffic23,657 by 2038
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemYes

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Md 32 over Br of Patapsco River built?

It was built in 1958, making it 67 years old in 2025.

What condition is Md 32 over Br of Patapsco River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in September 2023.

How much traffic does Md 32 over Br of Patapsco River carry?

About 23,612 vehicles per day (2018 count), of which roughly 8% are trucks.

How long is Md 32 over Br of Patapsco River?

The structure is 20 ft (6.1 m) long with a longest span of 20 ft (6.1 m).

Who owns Md 32 over Br of Patapsco River?

It is owned by the State Highway Agency.