Bridge Type
Main Span(s): Concrete continuous [2] Slab [01]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 21.3 m = 69.9 ft
Main Spans: 3 at 8.1 m = 26.6 ft
Approach Spans: 0
Skew: 22
Width, Roadway: 10.1 m = 33.1 ft (2 Lanes) and Out-To-Out: 11.2 m = 36.7 ft for a 8.8 m = 28.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [00000]: Alleghany County [005], North Carolina [37]
Owned by National Park Service [66], DOT District: 0
1.3 MILES FROM NC ROUTE 1
Condition
Deck: Poor [4]
Superstructure: Poor [4]
Substructure: Satisfactory [6]
Loading
Design: M 13.5 / H 15 [2]
Operating: 32.7 metric ton = 36.0 tons (Load Factor(LF) [1])
Inventory: 19.1 metric ton = 21.0 tons (Load Factor(LF) [1])
Appraisal
Structural: Meets minimum tolerable limits to be left in place as is [4]
Deck Geometry: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Road Alignment: Equal to present minimum criteria [6]
Waterway: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Inspections
Date: June 1999 [699] and Frequency: 24
Future Work
Work Needed: Other structural work: including hydraulic replacements. [38]
Bridge Detour: 4 km = 2.5 mi
Traffic
ADT: 1347 (2013) and Trucks: 13%
Future ADT: 1482 (In 2033
)