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Nearby Bridges in NBI 2021: 2


COUNTY RD over CK (Route: 0)
Num:60281000x
Posted for load [P]
Built: 1912, Reconstructed: 1967
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0 Miles (0 Kilometers)

Bridge Type
Main Span(s): Steel [3] Stringer/Multi-beam or girder [02]
Approach Span(s): Other [00]
Deck: Corrugated Steel [6] with Wearing Surface: Gravel [8]
Bridge Dimensions
Length: 9.3 m = 30.5 ft
Main Spans: 1 at 8.7 m = 28.5 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 7.3 m = 24.0 ft (2 Lanes) and Out-To-Out: 7.3 m = 24.0 ft for a 7.9 m = 25.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [93735]: Sully County [119], South Dakota [46]
Owned by County Highway Agency [02], DOT District: 3
4N & 2.9W AGAR
Condition
Deck: Very Good [8]
Superstructure: Good [7]
Substructure: Fair [5]
Loading
Design: HL93 [A]
Operating: 18 metric ton = 19.8 tons (Load and Resistance Factor(LRFR) [3])
Inventory: 13.9 metric ton = 15.3 tons (Load and Resistance Factor(LRFR) [3])
Appraisal
Structural: Meets minimum tolerable limits to be left in place as is [4]
Deck Geometry: Equal to present minimum criteria [6]
Road Alignment: Better than present minimum criteria [7]
Waterway: Better than present minimum criteria [7] and "Bridge with ""unknown"" foundation that has not been evaluated for scour. [U]"
Inspections
Date: July 2020 [0720] and Frequency: 12
Future Work
Work Needed: Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Bridge Detour: 1 km = 0.6 mi
Traffic
ADT: 25 (2018) and Trucks: 2%
Future ADT: 25 (In 2032 )
300 AVENUE over CK (Route: 0)
Num:60280002x
Open: no restriction [A]
Built: 1981, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.2 Miles (0.3 Kilometers)

Bridge Type
Main Span(s): Prestressed concrete [5] Tee beam [04]
Approach Span(s): Other [00]
Deck: Concrete Precast Panels [2] with Wearing Surface: Gravel [8]
Bridge Dimensions
Length: 13.7 m = 44.9 ft
Main Spans: 1 at 13.1 m = 43.0 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 9.2 m = 30.2 ft (2 Lanes) and Out-To-Out: 9.4 m = 30.8 ft for a 7.3 m = 24.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [93735]: Sully County [119], South Dakota [46]
Owned by County Highway Agency [02], DOT District: 3
3W & 3.8N AGAR
Condition
Deck: Satisfactory [6]
Superstructure: Satisfactory [6]
Substructure: Satisfactory [6]
Loading
Design:
Operating: 32.7 metric ton = 36.0 tons ()
Inventory: 24.5 metric ton = 27.0 tons ()
Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: Better than present minimum criteria [7]
Road Alignment: Equal to present minimum criteria [6]
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 1999 [799] and Frequency: 24
Future Work
Work Needed: Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Bridge Detour: 0.8 km = 0.5 mi
Traffic
ADT: 48 (2018) and Trucks: 2%
Future ADT: 48 (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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