US Bridges

SR1145 over Big Branch

Good

Randolph County, North Carolina · 0.2MI.W.OF US220 Bus · Structure no. 000000001510582

Built
2019
6 years old
Condition
Good
inspected May 2024
Type
Culvert
Concrete Continuous
Length
35 ft
3 main spans
Daily traffic
1,200
2022 count
Owner
State
State Highway Agency

About this bridge

SR1145 over Big Branch is a concrete continuous culvert carrying SR1145 over Big Branch in Randolph County, North Carolina. It was built in 2019, so it is 6 years old, younger than the North Carolina average of 38.7 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 1,200 vehicles a day, roughly 6% of them trucks, projected to reach 2,400 by 2040. The structure is 35 ft (10.6 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSR1145
CrossesBig Branch
Location0.2MI.W.OF US220 Bus
RouteState Highway 1145
Coordinates35.64675, -79.82895
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating99 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHL 93
Structure length35 ft (10.6 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,200 (2022)
Projected traffic2,400 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 SR1145 over Big Branch built?

It was built in 2019, making it 6 years old in 2025.

What condition is SR1145 over Big 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 May 2024.

How much traffic does SR1145 over Big Branch carry?

About 1,200 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is SR1145 over Big Branch?

The structure is 35 ft (10.6 m) long with a longest span of 10 ft (3 m).

Who owns SR1145 over Big Branch?

It is owned by the State Highway Agency.