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Nearby Bridges in NBI 2021: 1


403RD AVE. over SAND CK (Route: 0)
Num:56090096x
Open: no restriction [A]
Built: 2008, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0 Miles (0 Kilometers)

Bridge Type
Main Span(s): Concrete continuous [2] Culvert [19]
Approach Span(s): Other [00]
Deck: Not applicable [N] with Wearing Surface: Not applicable (applies only to structures with no deck) [N]
Bridge Dimensions
Length: 14.5 m = 47.6 ft
Main Spans: 3 at 4.5 m = 14.8 ft
Approach Spans: 0
Skew: 20
Width, Roadway: 0 m = 0.0 ft (2 Lanes) and Out-To-Out: 0 m = 0.0 ft for a 6.1 m = 20.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Silver Creek [58820]: Sanborn County [111], South Dakota [46]
Owned by County Highway Agency [02], DOT District: 2
2.4N & 2W FORESTBURG
Condition
Deck: Not Applicable [N]
Superstructure: Not Applicable [N]
Substructure: Not Applicable [N]
Loading
Design: MS 18+Mod / HS 20+Mod [6]
Operating: 32.7 metric ton = 36.0 tons ()
Inventory: 21.8 metric ton = 24.0 tons ()
Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: N/A [N]
Road Alignment: Superior to present desirable criteria [9]
Waterway: Better than present minimum criteria [7] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: July 2018 [0718] and Frequency: 48
Future Work
Work Needed:
Bridge Detour: 0.6 km = 0.4 mi
Traffic
ADT: 56 (2018) and Trucks: 2%
Future ADT: 56 (In 2032 )

Special Bridge Conditions Legend: R - Former location of relocated bridge. ! - At risk for demolition or destruction. X - Confirmed demolished or collapsed. S  - Dismantled and/or in storage. L -  Severe loss of historic integrity due to alteration.

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