Bridge Type
Main Span(s): Concrete continuous [2] Slab [01]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Epoxy Overlay [5]
Bridge Dimensions
Length: 48.6 m = 159.5 ft
Main Spans: 4 at 12.6 m = 41.3 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 13.4 m = 44.0 ft (2 Lanes) and Out-To-Out: 14.2 m = 46.6 ft for a 13.4 m = 44.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [91935]: Lawrence County [081], South Dakota [46]
Owned by State Highway Agency [01], DOT District: 4
AT BUTTE CO LINE
Condition
Deck: Satisfactory [6]
Superstructure: Good [7]
Substructure: Fair [5]
Loading
Design: MS 18+Mod / HS 20+Mod [6]
Operating: 67.5 metric ton = 74.3 tons (Load Factor(LF) [1])
Inventory: 40.4 metric ton = 44.4 tons (Load Factor(LF) [1])
Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck Geometry: Better than present minimum criteria [7]
Road Alignment: Superior to present desirable criteria [9]
Waterway: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Inspections
Date: January 2020 [0120] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 3.5 km = 2.2 mi
Traffic
ADT: 3938 (2020) and Trucks: 8%
Future ADT: 4434 (In 2040
)