US Bridges

S-46-816 over Guyonmoore Creek

Good

York County, South Carolina · 2.1 MI W Hickory Grove · Structure no. 000000000002107

Built
2015
10 years old
Condition
Good
inspected January 2024
Type
Slab
Prestressed Concrete
Length
100 ft
1 main span
Daily traffic
50
2023 count
Owner
State
State Highway Agency

About this bridge

S-46-816 over Guyonmoore Creek is a prestressed concrete slab carrying S-46-816 over Guyonmoore Creek in York County, South Carolina. It was built in 2015, so it is 10 years old, younger than the South Carolina average of 48 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 50 vehicles a day, roughly 5% of them trucks, projected to reach 64 by 2043. The structure is 100 ft (30.5 m) long and 36 ft wide.

CarriesS-46-816
CrossesGuyonmoore Creek
Location2.1 MI W Hickory Grove
RouteState Highway 816
Coordinates34.98333, -81.46194
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.3 US tons
Inventory rating37.8 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1 (+1 approach)
Design loadHL 93
Structure length100 ft (30.5 m)
Longest span70 ft (21.3 m)
Deck width36 ft (11 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2023)
Projected traffic64 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 S-46-816 over Guyonmoore Creek built?

It was built in 2015, making it 10 years old in 2025.

What condition is S-46-816 over Guyonmoore 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 January 2024.

How much traffic does S-46-816 over Guyonmoore Creek carry?

About 50 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is S-46-816 over Guyonmoore Creek?

The structure is 100 ft (30.5 m) long with a longest span of 70 ft (21.3 m) and a deck 36 ft wide.

Who owns S-46-816 over Guyonmoore Creek?

It is owned by the State Highway Agency.