US Bridges

SR1133 over Buffalo Creek

Poor

Ashe County, North Carolina · .2 MI.N.JCT.SR1125 · Structure no. 000000000090051

Built
1982
43 years old
Condition
Poor
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
73 ft
2 main spans
Daily traffic
670
2011 count
Owner
State
State Highway Agency

About this bridge

SR1133 over Buffalo Creek is a prestressed concrete stringer/multi-beam or girder carrying SR1133 over Buffalo Creek in Ashe County, North Carolina. It was built in 1982, so it is 43 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 poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 670 vehicles a day, roughly 6% of them trucks, projected to reach 1,340 by 2040. The structure is 73 ft (22.2 m) long and 27 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

CarriesSR1133
CrossesBuffalo Creek
Location.2 MI.N.JCT.SR1125
RouteState Highway 1133
Coordinates36.41432, -81.53401
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating99 US tons
Inventory rating63.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20 + Mod
Structure length73 ft (22.2 m)
Longest span34 ft (10.3 m)
Deck width27 ft (8.3 m)
Roadway width25 ft (7.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic670 (2011)
Projected traffic1,340 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5.6 mi (9 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR1133 over Buffalo Creek built?

It was built in 1982, making it 43 years old in 2025.

What condition is SR1133 over Buffalo Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in May 2024.

How much traffic does SR1133 over Buffalo Creek carry?

About 670 vehicles per day (2011 count), of which roughly 6% are trucks.

How long is SR1133 over Buffalo Creek?

The structure is 73 ft (22.2 m) long with a longest span of 34 ft (10.3 m) and a deck 27 ft wide.

Who owns SR1133 over Buffalo Creek?

It is owned by the State Highway Agency.