US Bridges

Red Toad Road over Principio Creek

Good

Cecil County, Maryland · 0.06 MI N of Principio RD · Structure no. 200000CE0014010

Built
2008
17 years old
Condition
Good
inspected March 2024
Type
Slab
Prestressed Concrete
Length
57 ft
1 main span
Daily traffic
1,092
2024 count
Owner
County
County Highway Agency

About this bridge

Red Toad Road over Principio Creek is a prestressed concrete slab carrying Red Toad Road over Principio Creek in Cecil County, Maryland. It was built in 2008, so it is 17 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 1,092 vehicles a day, roughly 5% of them trucks, projected to reach 1,480 by 2044. The structure is 57 ft (17.4 m) long and 30 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesRed Toad Road
CrossesPrincipio Creek
Location0.06 MI N of Principio RD
RouteCounty Highway 79
Coordinates39.65133, -76.03901
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating72 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length57 ft (17.4 m)
Longest span52 ft (15.9 m)
Deck width30 ft (9.2 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,092 (2024)
Projected traffic1,480 by 2044
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Red Toad Road over Principio Creek built?

It was built in 2008, making it 17 years old in 2025.

What condition is Red Toad Road over Principio 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 March 2024.

How much traffic does Red Toad Road over Principio Creek carry?

About 1,092 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Red Toad Road over Principio Creek?

The structure is 57 ft (17.4 m) long with a longest span of 52 ft (15.9 m) and a deck 30 ft wide.

Who owns Red Toad Road over Principio Creek?

It is owned by the County Highway Agency.