US Bridges

Md 355 over Bennett Creek

Good

Frederick County, Maryland · 1.06 Miles South of Md 80 · Structure no. 100000100086010

Built
2022
3 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Concrete
Length
165 ft
2 main spans
Daily traffic
9,500
2015 count
Owner
State
State Highway Agency

About this bridge

Md 355 over Bennett Creek is a concrete stringer/multi-beam or girder carrying Md 355 over Bennett Creek in Frederick County, Maryland. It was built in 2022, so it is 3 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 9,500 vehicles a day, roughly 6% of them trucks, projected to reach 12,800 by 2035. The structure is 165 ft (50.3 m) long and 45 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

Open in Google Maps
CarriesMd 355
CrossesBennett Creek
Location1.06 Miles South of Md 80
RouteState Highway 355
CountyFrederick County
StateMaryland
Coordinates39.31737, -77.33347
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50 US tons
Inventory rating37.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2 (+1 approach)
Design loadUnknown
Structure length165 ft (50.3 m)
Longest span80 ft (24.4 m)
Deck width45 ft (13.7 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,500 (2015)
Projected traffic12,800 by 2035
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$116,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Md 355 over Bennett Creek built?

It was built in 2022, making it 3 years old in 2025.

What condition is Md 355 over Bennett Creek 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 June 2024.

How much traffic does Md 355 over Bennett Creek carry?

About 9,500 vehicles per day (2015 count), of which roughly 6% are trucks.

How long is Md 355 over Bennett Creek?

The structure is 165 ft (50.3 m) long with a longest span of 80 ft (24.4 m) and a deck 45 ft wide.

Who owns Md 355 over Bennett Creek?

It is owned by the State Highway Agency.