US 321 Byp over Tan Yard Branch

Fair Condition52 years old6,000 vehicles/day

Location

StateSouth Carolina
CountyChester
LocationChester City Limits
CarriesUS 321 Byp
CrossesTan Yard Branch
Coordinates34.69836, -81.23113

Condition Ratings

Overall ConditionFair
Channel/Waterway5 (Fair)
Culvert6 (Satisfactory)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialConcrete
DesignCulvert
Total Length24.9 ft (7.6 m)
Max Span12.1 ft (3.7 m)
Deck Area148.2 sq m
Main Spans2
Year Built1974

Traffic

Avg Daily Traffic6,000 (2023)
Truck Traffic13%
Lanes On Bridge4

Inspection & Ownership

Last Inspection823
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceHistorical significance is not determined
Structure Number000000000006442

Nearby Bridges

S-12-276 over Tan Yard Branch 0.2 mi Fair US 321 Byp over Dry Fork Creek 0.8 mi Fair S-12-408 over Tan Yard Branch 0.8 mi Good S-12-316 over Dry Fork Creek 0.8 mi Fair S-12-383 over Dry Fork Creek 0.9 mi Fair S-12-540 over Trib To Dry Fork Creek 1.0 mi Poor S-12-482 over Tan Yard Branch 1.0 mi Poor S-12-152 over US 321 By Pass 1.5 mi Poor Sc 9 over Sandy River 1.6 mi Fair S-12-304 over Dry Fork Creek 1.7 mi Good