US Bridges

FAP 56 over Cappy Springs Branch

Good

DeKalb County, Tennessee · 1.6 Mi.S.Of Shining Rock · Structure no. 21SR0560019

Built
1975
50 years old
Condition
Good
inspected November 2023
Type
Culvert
Concrete Continuous
Length
34 ft
3 main spans
Daily traffic
6,921
2021 count
Owner
State
State Highway Agency

About this bridge

FAP 56 over Cappy Springs Branch is a concrete continuous culvert carrying FAP 56 over Cappy Springs Branch in DeKalb County, Tennessee. It was built in 1975, so it is 50 years old, older than the Tennessee average of 47.4 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 6,921 vehicles a day, roughly 10% of them trucks, projected to reach 11,074 by 2042. The structure is 34 ft (10.4 m) long and 52 ft wide. If it were closed, the detour would be 51 mi (82 km).

CarriesFAP 56
CrossesCappy Springs Branch
Location1.6 Mi.S.Of Shining Rock
RouteState Highway 56
Coordinates35.90097, -85.8125
Functional classRural Principal Arterial - Other

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length34 ft (10.4 m)
Longest span10 ft (3 m)
Deck width52 ft (15.8 m)
Roadway width46 ft (14 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,921 (2021)
Projected traffic11,074 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed51 mi (82 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was FAP 56 over Cappy Springs Branch built?

It was built in 1975, making it 50 years old in 2025.

What condition is FAP 56 over Cappy Springs Branch 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 November 2023.

How much traffic does FAP 56 over Cappy Springs Branch carry?

About 6,921 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is FAP 56 over Cappy Springs Branch?

The structure is 34 ft (10.4 m) long with a longest span of 10 ft (3 m) and a deck 52 ft wide.

Who owns FAP 56 over Cappy Springs Branch?

It is owned by the State Highway Agency.