Bridge Type
Main Span(s): Prestressed concrete [5] Stringer/Multi-beam or girder [02]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 67.3 m = 220.8 ft
Main Spans: 3 at 21.9 m = 71.9 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 8.4 m = 27.6 ft (2 Lanes) and Out-To-Out: 9.1 m = 29.9 ft for a 5.7 m = 18.7 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 State Highway Agency [01], DOT District: 11
.1 MI.S.JCT.SR1497
Condition
Deck: Good [7]
Superstructure: Good [7]
Substructure: Good [7]
Loading
Design: MS 18+Mod / HS 20+Mod [6]
Operating: 56.2 metric ton = 61.8 tons (Load Factor(LF) [1])
Inventory: 17.2 metric ton = 18.9 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 desirable criteria [8]
Waterway: Equal to present desirable criteria [8] and "Bridge with ""unknown"" foundation that has not been evaluated for scour. [U]"
Inspections
Date: August 2020 [0820] and Frequency: 24
Future Work
Work Needed: Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Bridge Detour: 1.6 km = 1.0 mi
Traffic
ADT: 590 (2014) and Trucks: 6%
Future ADT: 1180 (In 2040
)