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Nearby Bridges in NBI 2021: 1


370TH AVE over SOUTH FORK SNAKE CK (Route: 0)
Num:25390143x
Posted for load [P]
Built: 1920, Reconstructed: N/A [0000]
Historic: Bridge is eligible for the NRHP. [2]

Google Streetview (If Available)

Rough Distance: 0 Miles (0 Kilometers)

Bridge Type
Main Span(s): Steel [3] Truss - Thru [10]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Gravel [8]
Bridge Dimensions
Length: 21.9 m = 71.9 ft
Main Spans: 1 at 21.3 m = 69.9 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 4.6 m = 15.1 ft (1 Lanes) and Out-To-Out: 4.9 m = 16.1 ft for a 3.4 m = 11.2 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Pioneer [49780]: Faulk County [049], South Dakota [46]
Owned by County Highway Agency [02], DOT District: 1
9.7N & 2W ZELL
Condition
Deck: Poor [4]
Superstructure: Poor [4]
Substructure: Poor [4]
Loading
Design:
Operating: 9.1 metric ton = 10.0 tons ()
Inventory: 9.1 metric ton = 10.0 tons ()
Appraisal
Structural: Basically intolerable requiring high priority of replacement [2]
Deck Geometry: Better than present minimum criteria [7]
Road Alignment: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Waterway: Better than present minimum criteria [7] and "Bridge with ""unknown"" foundation that has not been evaluated for scour. [U]"
Inspections
Date: August 2020 [0820] and Frequency: 24
Future Work
Work Needed: Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Bridge Detour: 1 km = 0.6 mi
Traffic
ADT: 36 (2018) and Trucks: 2%
Future ADT: 36 (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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