US Bridges

Wormans Mill Court over Tributary No. 10

Good

Frederick County, Maryland · 700 Feet NW of Md 355 · Structure no. 200000F-F-32010

Built
1986
39 years old
Condition
Good
inspected July 2024
Type
Arch - Deck
Steel
Length
20 ft
1 main span
Daily traffic
1,680
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Wormans Mill Court over Tributary No. 10 is a steel arch - deck carrying Wormans Mill Court over Tributary No. 10 in Frederick County, Maryland. It was built in 1986, so it is 39 years old, younger than the Maryland average of 52.6 years.

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

It carries about 1,680 vehicles a day, roughly 4% of them trucks, projected to reach 2,598 by 2046. The structure is 20 ft (6.1 m) long and 44 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesWormans Mill Court
CrossesTributary No. 10
Location700 Feet NW of Md 355
RouteCity Street 1597
Coordinates39.4425, -77.39904
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeArch - Deck
MaterialSteel
DeckNot applicable
Main spans1
Design loadH 20
Structure length20 ft (6.1 m)
Longest span19 ft (5.8 m)
Deck width44 ft (13.4 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,680 (2024)
Projected traffic2,598 by 2046
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Wormans Mill Court over Tributary No. 10 built?

It was built in 1986, making it 39 years old in 2025.

What condition is Wormans Mill Court over Tributary No. 10 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 July 2024.

How much traffic does Wormans Mill Court over Tributary No. 10 carry?

About 1,680 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is Wormans Mill Court over Tributary No. 10?

The structure is 20 ft (6.1 m) long with a longest span of 19 ft (5.8 m) and a deck 44 ft wide.

Who owns Wormans Mill Court over Tributary No. 10?

It is owned by the City or Municipal Highway Agency.