US Bridges

SR1005 over Falls Lake

Fair

Wake County, North Carolina · .8 Mi. N. of Jct. SR2002 · Structure no. 000000001830096

Built
1981
44 years old
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
142 ft
3 main spans
Daily traffic
6,900
2022 count
Owner
State
State Highway Agency

About this bridge

SR1005 over Falls Lake is a prestressed concrete stringer/multi-beam or girder carrying SR1005 over Falls Lake in Wake County, North Carolina. It was built in 1981, so it is 44 years old, older than the North Carolina average of 38.7 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 6,900 vehicles a day, roughly 7% of them trucks, projected to reach 13,800 by 2040. The structure is 142 ft (43.2 m) long and 39 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSR1005
CrossesFalls Lake
Location.8 Mi. N. of Jct. SR2002
RouteState Highway 1005
Coordinates35.95811, -78.64401
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
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 adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72 US tons
Inventory rating28 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 15
Structure length142 ft (43.2 m)
Longest span49 ft (14.9 m)
Deck width39 ft (11.8 m)
Roadway width36 ft (10.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,900 (2022)
Projected traffic13,800 by 2040
Trucks7%
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

OwnerState Highway Agency
Maintained byState 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 SR1005 over Falls Lake built?

It was built in 1981, making it 44 years old in 2025.

What condition is SR1005 over Falls Lake 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 November 2024.

How much traffic does SR1005 over Falls Lake carry?

About 6,900 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is SR1005 over Falls Lake?

The structure is 142 ft (43.2 m) long with a longest span of 49 ft (14.9 m) and a deck 39 ft wide.

Who owns SR1005 over Falls Lake?

It is owned by the State Highway Agency.