US Bridges

Macarthur Boulevar over Capital Crescent Trail

Fair

Montgomery County, Maryland · 1.5 MI NW of Loughboro RD · Structure no. 20000XM-0258070

Built
1910
115 years old
Condition
Fair
inspected May 2023
Type
Arch - Deck
Masonry
Length
29 ft
1 main span
Daily traffic
16,435
2021 count
Owner
County
County Highway Agency

About this bridge

Macarthur Boulevar over Capital Crescent Trail is a masonry arch - deck carrying Macarthur Boulevar over Capital Crescent Trail in Montgomery County, Maryland. It was built in 1910, so it is 115 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 5 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 16,435 vehicles a day, roughly 5% of them trucks, projected to reach 18,259 by 2041. The structure is 29 ft (8.7 m) long. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesMacarthur Boulevar
CrossesCapital Crescent Trail
Location1.5 MI NW of Loughboro RD
RouteCounty Highway 4690
CountyMontgomery County
StateMaryland
Coordinates38.94297, -77.11568
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
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating36 US tons

Structure

Structure typeArch - Deck
MaterialMasonry
DeckNot applicable
Main spans1
Design loadUnknown
Structure length29 ft (8.7 m)
Longest span18 ft (5.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,435 (2021)
Projected traffic18,259 by 2041
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesPedestrian / bicycle
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Macarthur Boulevar over Capital Crescent Trail built?

It was built in 1910, making it 115 years old in 2025.

What condition is Macarthur Boulevar over Capital Crescent Trail 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 May 2023.

How much traffic does Macarthur Boulevar over Capital Crescent Trail carry?

About 16,435 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is Macarthur Boulevar over Capital Crescent Trail?

The structure is 29 ft (8.7 m) long with a longest span of 18 ft (5.5 m).

Who owns Macarthur Boulevar over Capital Crescent Trail?

It is owned by the County Highway Agency.