US Bridges

Combat Drive over Unknown Creek

Good

Harford County, Maryland · N Reconn ST & Pistol RD · Structure no. DAPAMCABE6005BR

Built
2017
8 years old
Condition
Good
inspected July 2023
Type
Arch - Deck
Steel
Length
22 ft
1 main span
Daily traffic
100
2023 count
Owner
Federal
Army

About this bridge

Combat Drive over Unknown Creek is a steel arch - deck carrying Combat Drive over Unknown Creek in Harford County, Maryland. It was built in 2017, so it is 8 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 100 vehicles a day, roughly 10% of them trucks, projected to reach 100 by 2024. The structure is 22 ft (6.6 m) long and 70 ft wide.

CarriesCombat Drive
CrossesUnknown Creek
LocationN Reconn ST & Pistol RD
Coordinates39.47079, -76.14315
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation*: *
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating—
Inventory rating—

Structure

Structure typeArch - Deck
MaterialSteel
DeckNot applicable
Main spans1
Design loadUnknown
Structure length22 ft (6.6 m)
Longest span22 ft (6.6 m)
Deck width70 ft (21.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2023)
Projected traffic100 by 2024
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerArmy
Maintained byArmy
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$2,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Combat Drive over Unknown Creek built?

It was built in 2017, making it 8 years old in 2025.

What condition is Combat Drive over Unknown 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 July 2023.

How much traffic does Combat Drive over Unknown Creek carry?

About 100 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Combat Drive over Unknown Creek?

The structure is 22 ft (6.6 m) long with a longest span of 22 ft (6.6 m) and a deck 70 ft wide.

Who owns Combat Drive over Unknown Creek?

It is owned by the Army.