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Nearby Bridges in NBI 2021: 5


236TH AVE over SILVER CREEK (Route: 0)
Num:52570x
Open: no restriction [A]
Built: 1928, 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): Steel [3] Stringer/Multi-beam or girder [02]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface:
Bridge Dimensions
Length: 10.1 m = 33.1 ft
Main Spans: 1 at 10.1 m = 33.1 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 7.6 m = 24.9 ft (2 Lanes) and Out-To-Out: 8.5 m = 27.9 ft for a 9.1 m = 29.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [00000]: Winneshiek County [191], Iowa [19]
Owned by County Highway Agency [02], DOT District: 0
100092416
Condition
Deck: Satisfactory [6]
Superstructure: Poor [4]
Substructure: Fair [5]
Loading
Design:
Operating: 51 metric ton = 56.1 tons (Load Factor(LF) [1])
Inventory: 30.6 metric ton = 33.7 tons (Load Factor(LF) [1])
Appraisal
Structural: Meets minimum tolerable limits to be left in place as is [4]
Deck Geometry: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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: March 2020 [0320] and Frequency: 24
Future Work
Work Needed: Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Bridge Detour: 0.5 km = 0.3 mi
Traffic
ADT: 190 (2017) and Trucks: 13%
Future ADT: 190 (In 2040 )
361ST ST over DRAINAGE (Route: 0)
Num:349606x
Open: no restriction [A]
Built: 1997, Reconstructed: N/A [0000]
Historic: Bridge is possibly eligible for the NRHP. [3]

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 Cast-in-Place [1] with Wearing Surface:
Bridge Dimensions
Length: 10.1 m = 33.1 ft
Main Spans: 1 at 9.4 m = 30.8 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 6 m = 19.7 ft (2 Lanes) and Out-To-Out: 6 m = 19.7 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
Unknown [00000]: Winneshiek County [191], Iowa [19]
Owned by County Highway Agency [02], DOT District: 0
100092409
Condition
Deck: Good [7]
Superstructure: Good [7]
Substructure: Good [7]
Loading
Design: MS 18 / HS 20 [5]
Operating: 62.1 metric ton = 68.3 tons (Load Factor(LF) [1])
Inventory: 37.2 metric ton = 40.9 tons (Load Factor(LF) [1])
Appraisal
Structural: Better than present minimum criteria [7]
Deck Geometry: Meets minimum tolerable limits to be left in place as is [4]
Road Alignment: Better than present minimum criteria [7]
Waterway: Better than present minimum criteria [7] and Countermeasures have been installed to mitigate an existing problem with scour. [7]
Inspections
Date: March 2020 [0320] and Frequency: 48
Future Work
Work Needed:
Bridge Detour: 0.8 km = 0.5 mi
Traffic
ADT: 45 (2017) and Trucks: 0%
Future ADT: 45 (In 2040 )
US 52 over SILVER CREEK (Route: 52)
Num:602150x
Open: no restriction [A]
Built: 1974, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.3 Miles (0.5 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: 10.7 m = 35.1 ft
Main Spans: 3 at 3.4 m = 11.2 ft
Approach Spans: 0
Skew: 25
Width, Roadway: 0 m = 0.0 ft (2 Lanes) and Out-To-Out: 0 m = 0.0 ft for a 14 m = 45.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [00000]: Winneshiek County [191], Iowa [19]
Owned by State Highway Agency [01], DOT District: 2
3.0 mi. S of MN ST. Line
Condition
Deck: Not Applicable [N]
Superstructure: Not Applicable [N]
Substructure: Not Applicable [N]
Loading
Design: MS 18 / HS 20 [5]
Operating: 90.5 metric ton = 99.6 tons (Load Factor(LF) [1])
Inventory: 59.6 metric ton = 65.6 tons (Load Factor(LF) [1])
Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: N/A [N]
Road Alignment: Better than present minimum criteria [7]
Waterway: Equal to present minimum criteria [6] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: March 2020 [0320] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.5 km = 0.3 mi
Traffic
ADT: 2890 (2019) and Trucks: 19%
Future ADT: 2890 (In 2040 )
FM over SILVER CREEK (Route: 0)
Num:349611x
Open: no restriction [A]
Built: 1973, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.5 Miles (0.7 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: 8.5 m = 27.9 ft
Main Spans: 2 at 4.3 m = 14.1 ft
Approach Spans: 0
Skew: 30
Width, Roadway: 0 m = 0.0 ft (2 Lanes) and Out-To-Out: 0 m = 0.0 ft for a 11.6 m = 38.1 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [00000]: Winneshiek County [191], Iowa [19]
Owned by County Highway Agency [02], DOT District: 0
100092601
Condition
Deck: Not Applicable [N]
Superstructure: Not Applicable [N]
Substructure: Not Applicable [N]
Loading
Design: M 18 / H 20 [4]
Operating: 24.5 metric ton = 27.0 tons ()
Inventory: 18.1 metric ton = 19.9 tons ()
Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck Geometry: N/A [N]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Equal to present minimum criteria [6] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: March 1999 [399] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.5 km = 0.3 mi
Traffic
ADT: 640 (2017) and Trucks: 18%
Future ADT: 640 (In 2039 )
LOCAL ROAD over CREEK (Route: 0)
Num:349590x
Posted for load [P]
Built: 0, Reconstructed: N/A [0000]
Historic: Bridge is possibly eligible for the NRHP. [3]

Google Streetview (If Available)

Rough Distance: 0.5 Miles (0.8 Kilometers)

Bridge Type
Main Span(s): Steel [3] Stringer/Multi-beam or girder [02]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface:
Bridge Dimensions
Length: 8.2 m = 26.9 ft
Main Spans: 1 at 7.6 m = 24.9 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 6.7 m = 22.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [00000]: Winneshiek County [191], Iowa [19]
Owned by County Highway Agency [02], DOT District: 0
100092403
Condition
Deck: Satisfactory [6]
Superstructure: Satisfactory [6]
Substructure: Fair [5]
Loading
Design:
Operating: 20.2 metric ton = 22.2 tons (Allowable Stress(AS) [2])
Inventory: 12.1 metric ton = 13.3 tons (Allowable Stress(AS) [2])
Appraisal
Structural: Meets minimum tolerable limits to be left in place as is [4]
Deck Geometry: Equal to present minimum criteria [6]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Equal to present minimum criteria [6] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: March 2020 [0320] and Frequency: 24
Future Work
Work Needed: Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Bridge Detour: 0.6 km = 0.4 mi
Traffic
ADT: 40 (2017) and Trucks: 0%
Future ADT: 40 (In 2040 )

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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