US Bridges

Harrison Road over Trappe Creek

Fair

Worcester County, Maryland · 0.07 MI S of Md 376 · Structure no. 200000WO0303010

Built
2005
20 years old
Condition
Fair
inspected October 2023
Type
Slab
Wood or Timber
Length
32 ft
2 main spans
Daily traffic
313
2023 count
Owner
County
County Highway Agency

About this bridge

Harrison Road over Trappe Creek is a wood or timber slab carrying Harrison Road over Trappe Creek in Worcester County, Maryland. It was built in 2005, so it is 20 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 313 vehicles a day, roughly 5% of them trucks, projected to reach 382 by 2043. The structure is 32 ft (9.8 m) long and 24 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

No coordinates are recorded for this structure.

CarriesHarrison Road
CrossesTrappe Creek
Location0.07 MI S of Md 376
RouteCounty Highway 143
CountyWorcester County
StateMaryland
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating66.5 US tons
Inventory rating48.5 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadHS 25 or greater
Structure length32 ft (9.8 m)
Longest span15 ft (4.6 m)
Deck width24 ft (7.3 m)
Roadway width23 ft (6.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic313 (2023)
Projected traffic382 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 Harrison Road over Trappe Creek built?

It was built in 2005, making it 20 years old in 2025.

What condition is Harrison Road over Trappe 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 October 2023.

How much traffic does Harrison Road over Trappe Creek carry?

About 313 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Harrison Road over Trappe Creek?

The structure is 32 ft (9.8 m) long with a longest span of 15 ft (4.6 m) and a deck 24 ft wide.

Who owns Harrison Road over Trappe Creek?

It is owned by the County Highway Agency.