Bridge Type
Main Span(s): Steel continuous [4] Girder and floorbeam system [03]
Approach Span(s): Concrete [1] Stringer/Multi-beam or girder [02]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Latex Concrete or similar additive [3]
Bridge Dimensions
Length: 253.3 m = 831.1 ft
Main Spans: 9 at 38.1 m = 125.0 ft
Approach Spans: 2
Skew: 0
Width, Roadway: 12.2 m = 40.0 ft (3 Lanes) and Out-To-Out: 16.6 m = 54.5 ft for a 12.2 m = 40.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Browns Store [10450]: Roanoke city [770], Virginia [51]
Owned by City or Municipal Highway Agency [04], DOT District: 2
8th STREET SW
Condition
Deck: Fair [5]
Superstructure: Fair [5]
Substructure: Satisfactory [6]
Loading
Design: MS 18 / HS 20 [5]
Operating: 46.3 metric ton = 50.9 tons (Load Factor(LF) [1])
Inventory: 27.2 metric ton = 29.9 tons (Load Factor(LF) [1])
Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck Geometry: Meets minimum tolerable limits to be left in place as is [4]
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: August 2020 [0820] and Frequency: 12
Future Work
Work Needed: Other structural work: including hydraulic replacements. [38]
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 9600 (2019) and Trucks: 1%
Future ADT: 19200 (In 2039
)