Bridge Type
Main Span(s): Steel continuous [4] 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: 77.7 m = 254.9 ft
Main Spans: 4 at 20.7 m = 67.9 ft
Approach Spans: 0
Skew: 38
Width, Roadway: 9.1 m = 29.9 ft (2 Lanes) and Out-To-Out: 10.5 m = 34.5 ft for a 9.8 m = 32.2 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Darby [20170]: Union County [159], Ohio [39]
Owned by State Highway Agency [01], DOT District: 6
2.92 MI N. OF SR161
Condition
Deck: Fair [5]
Superstructure: Fair [5]
Substructure: Good [7]
Loading
Design: M 13.5 / H 15 [2]
Operating: 45.4 metric ton = 49.9 tons (Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading [6])
Inventory: 29.2 metric ton = 32.1 tons (Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading [6])
Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck Geometry: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Road Alignment: Better than present minimum criteria [7]
Waterway: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Inspections
Date: March 2020 [0320] and Frequency: 12
Future Work
Work Needed:
Bridge Detour: 1.3 km = 0.8 mi
Traffic
ADT: 1170 (2015) and Trucks: 7%
Future ADT: 1624 (In 2038
)
