US Bridges

Patuxent Road over Little Patuxent River

Fair

Anne Arundel County, Maryland · 1.9 MI S of Waugh Ch RD · Structure no. 200000AA4004010

Built
1966
59 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
212 ft
3 main spans
Daily traffic
7,376
2021 count
Owner
County
County Highway Agency

About this bridge

Patuxent Road over Little Patuxent River is a steel continuous stringer/multi-beam or girder carrying Patuxent Road over Little Patuxent River in Anne Arundel County, Maryland. It was built in 1966, so it is 59 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 7,376 vehicles a day, roughly 5% of them trucks, projected to reach 9,900 by 2045. The structure is 212 ft (64.6 m) long and 36 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

CarriesPatuxent Road
CrossesLittle Patuxent River
Location1.9 MI S of Waugh Ch RD
RouteCounty Highway 1040
Coordinates39.05892, -76.73207
Functional classUrban Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.5 US tons
Inventory rating40 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length212 ft (64.6 m)
Longest span80 ft (24.4 m)
Deck width36 ft (11 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,376 (2021)
Projected traffic9,900 by 2045
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$67,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Patuxent Road over Little Patuxent River built?

It was built in 1966, making it 59 years old in 2025.

What condition is Patuxent Road over Little Patuxent 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 June 2024.

How much traffic does Patuxent Road over Little Patuxent River carry?

About 7,376 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is Patuxent Road over Little Patuxent River?

The structure is 212 ft (64.6 m) long with a longest span of 80 ft (24.4 m) and a deck 36 ft wide.

Who owns Patuxent Road over Little Patuxent River?

It is owned by the County Highway Agency.