US Bridges

N. Bentz Street over Carroll Creek

Fair

Frederick County, Maryland · 365 North of Md 144 · Structure no. 200000F-F-10020

Built
1992
33 years old
Condition
Fair
inspected June 2024
Type
Slab
Concrete
Length
145 ft
1 main span
Daily traffic
7,250
2019 count
Owner
City
City or Municipal Highway Agency

About this bridge

N. Bentz Street over Carroll Creek is a concrete slab carrying N. Bentz Street over Carroll Creek in Frederick County, Maryland. It was built in 1992, so it is 33 years old, younger 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 7,250 vehicles a day, roughly 7% of them trucks, projected to reach 9,765 by 2039. The structure is 145 ft (44.2 m) long and 3 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesN. Bentz Street
CrossesCarroll Creek
Location365 North of Md 144
RouteCity Street 120
Coordinates39.69753, -77.69827
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
Deck8 Very GoodNo problems noted.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating91.9 US tons
Inventory rating55 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckNot applicable
Main spans1 (+4 approach)
Design loadHS 20
Structure length145 ft (44.2 m)
Longest span19 ft (5.8 m)
Deck width3 ft (0.9 m)
Roadway width3 ft (0.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,250 (2019)
Projected traffic9,765 by 2039
Trucks7%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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 N. Bentz Street over Carroll Creek built?

It was built in 1992, making it 33 years old in 2025.

What condition is N. Bentz Street over Carroll 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 June 2024.

How much traffic does N. Bentz Street over Carroll Creek carry?

About 7,250 vehicles per day (2019 count), of which roughly 7% are trucks.

How long is N. Bentz Street over Carroll Creek?

The structure is 145 ft (44.2 m) long with a longest span of 19 ft (5.8 m) and a deck 3 ft wide.

Who owns N. Bentz Street over Carroll Creek?

It is owned by the City or Municipal Highway Agency.