US Bridges

8th Avenue NW over Sawmill Creek

Fair

Anne Arundel County, Maryland · 0.2 MI W of Md 3 · Structure no. 200000AA5015020

Built
1972
53 years old
Condition
Fair
inspected November 2023
Type
Culvert
Concrete
Length
42 ft
Daily traffic
12,944
2022 count
Owner
County
County Highway Agency

About this bridge

8th Avenue NW over Sawmill Creek is a concrete culvert carrying 8th Avenue NW over Sawmill Creek in Anne Arundel County, Maryland. It was built in 1972, so it is 53 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 12,944 vehicles a day, roughly 5% of them trucks, projected to reach 8,756 by 2026. The structure is 42 ft (12.9 m) long. If it were closed, the detour would be 1.9 mi (3 km).

Carries8th Avenue NW
CrossesSawmill Creek
Location0.2 MI W of Md 3
RouteCounty Highway 3616
Coordinates39.17706, -76.6207
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating71 US tons
Inventory rating42.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans0
Design loadHS 20
Structure length42 ft (12.9 m)
Longest span16 ft (4.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,944 (2022)
Projected traffic8,756 by 2026
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 8th Avenue NW over Sawmill Creek built?

It was built in 1972, making it 53 years old in 2025.

What condition is 8th Avenue NW over Sawmill Creek 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 November 2023.

How much traffic does 8th Avenue NW over Sawmill Creek carry?

About 12,944 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is 8th Avenue NW over Sawmill Creek?

The structure is 42 ft (12.9 m) long with a longest span of 16 ft (4.9 m).

Who owns 8th Avenue NW over Sawmill Creek?

It is owned by the County Highway Agency.