Bridge Type
Main Span(s): Steel continuous [4] Truss - Thru [10]
Approach Span(s): Steel continuous [4] Stringer/Multi-beam or girder [02]
Deck: Closed Grating [4] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 385 m = 1263.2 ft
Main Spans: 2 at 121.9 m = 400.0 ft
Approach Spans: 4
Skew: 0
Width, Roadway: 7.3 m = 24.0 ft (2 Lanes) and Out-To-Out: 10.4 m = 34.1 ft for a 7.3 m = 24.0 ft approaching roadway.
Vertical Clearance: 4.97 m = 16.3 ft and Navigational Clearance: 0 = N/A
Location
Unknown [00000]: Sullivan County [163], Tennessee [47]
Owned by State Highway Agency [01], DOT District: 1
8 MI. NE.OF JOHNSON CO.
Condition
Deck: Good [7]
Superstructure: Good [7]
Substructure: Satisfactory [6]
Loading
Design: MS 18 / HS 20 [5]
Operating: 54 metric ton = 59.4 tons (Allowable Stress(AS) [2])
Inventory: 30.6 metric ton = 33.7 tons (Allowable Stress(AS) [2])
Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: Meets minimum tolerable limits to be left in place as is [4]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Better than present minimum criteria [7] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: March 1999 [399] and Frequency: 24
Future Work
Work Needed: Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Bridge Detour: 8.4 km = 5.2 mi
Traffic
ADT: 1550 (2019) and Trucks: 8%
Future ADT: 2480 (In 2041
)
