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: Monolithic Concrete (concurrently placed with structural deck) [1]
Bridge Dimensions
Length: 55.5 m = 182.1 ft
Main Spans: 3 at 20.7 m = 67.9 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 9.8 m = 32.2 ft (2 Lanes) and Out-To-Out: 10.6 m = 34.8 ft for a 7.3 m = 24.0 ft approaching roadway.
Vertical Clearance: 4.85 m = 15.9 ft and Navigational Clearance: 0 = N/A
Location
Split Rock [60300]: Minnehaha County [099], South Dakota [46]
Owned by Town or Township Highway Agency [03], DOT District: 2
0.1E & 0.5S BRANDON
Condition
Deck: Fair [5]
Superstructure: Satisfactory [6]
Substructure: Satisfactory [6]
Loading
Design: MS 18+Mod / HS 20+Mod [6]
Operating: 27.7 metric ton = 30.5 tons (Load and Resistance Factor(LRFR) [3])
Inventory: 21.3 metric ton = 23.4 tons (Load and Resistance Factor(LRFR) [3])
Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: Better than present minimum criteria [7]
Road Alignment: Better than present minimum criteria [7]
Waterway: Better than present minimum criteria [7] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: August 2020 [0820] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.6 km = 0.4 mi
Traffic
ADT: 60 (2018) and Trucks: 2%
Future ADT: 60 (In 2032
)