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Nearby Bridges in NBI 2021: 5


W BROADWAY over BLUEGRASS CREEK (Route: 0)
Num:521x
Open: no restriction [A]
Built: 2009, 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] Slab [01]
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: 28.3 m = 92.9 ft
Main Spans: 3 at 10.7 m = 35.1 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 9.8 m = 32.2 ft (2 Lanes) and Out-To-Out: 13.2 m = 43.3 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 [00300]: Audubon County [009], Iowa [19]
Owned by City or Municipal Highway Agency [04], DOT District: 0
675' West of US HWY 71
Condition
Deck: Good [7]
Superstructure: Very Good [8]
Substructure: Very Good [8]
Loading
Design: MS 18 / HS 20 [5]
Operating: 66.1 metric ton = 72.7 tons (Load Factor(LF) [1])
Inventory: 39.6 metric ton = 43.6 tons (Load Factor(LF) [1])
Appraisal
Structural: Equal to present desirable criteria [8]
Deck Geometry: Better than present minimum criteria [7]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Superior to present desirable criteria [9] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: October 1999 [1099] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 330 (2016) and Trucks: 0%
Future ADT: 330 (In 2039 )
SOUTH ST over BLUE GRASS CREEK (Route: 0)
Num:511x
Open: no restriction [A]
Built: 2003, 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): Concrete continuous [2] Slab [01]
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: 27.4 m = 89.9 ft
Main Spans: 3 at 10.7 m = 35.1 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 9.8 m = 32.2 ft (2 Lanes) and Out-To-Out: 13.2 m = 43.3 ft for a 11 m = 36.1 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [00300]: Audubon County [009], Iowa [19]
Owned by City or Municipal Highway Agency [04], DOT District: 0
City of Audubon
Condition
Deck: Good [7]
Superstructure: Good [7]
Substructure: Good [7]
Loading
Design: MS 18 / HS 20 [5]
Operating: 66.1 metric ton = 72.7 tons (Load Factor(LF) [1])
Inventory: 39.6 metric ton = 43.6 tons (Load Factor(LF) [1])
Appraisal
Structural: Better than present minimum criteria [7]
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: August 2020 [0820] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 1.3 km = 0.8 mi
Traffic
ADT: 1510 (2016) and Trucks: 0%
Future ADT: 1510 (In 2040 )
DIVISION ST over BLUE GRASS CREEK (Route: 0)
Num:530x
Posted for load [P]
Built: 1935, Reconstructed: 2004
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): Wood or timber [7] Stringer/Multi-beam or girder [02]
Approach Span(s): Other [00]
Deck: Wood or Timber [8] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 21 m = 68.9 ft
Main Spans: 3 at 7 m = 23.0 ft
Approach Spans: 0
Skew: 45
Width, Roadway: 6.7 m = 22.0 ft (2 Lanes) and Out-To-Out: 7.6 m = 24.9 ft for a 9.4 m = 30.8 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [00300]: Audubon County [009], Iowa [19]
Owned by City or Municipal Highway Agency [04], DOT District: 0
City of Audubon
Condition
Deck: Poor [4]
Superstructure: Poor [4]
Substructure: Serious [3]
Loading
Design:
Operating: 23.5 metric ton = 25.9 tons (Allowable Stress(AS) [2])
Inventory: 16.7 metric ton = 18.4 tons (Allowable Stress(AS) [2])
Appraisal
Structural: Basically intolerable requiring high priority of corrrective action [3]
Deck Geometry: Meets minimum tolerable limits to be left in place as is [4]
Road Alignment: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Waterway: Meets minimum tolerable limits to be left in place as is [4] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: August 2020 [0820] and Frequency: 12
Future Work
Work Needed: Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 310 (2008) and Trucks: 0%
Future ADT: 310 (In 2040 )
N DIVISION ST over BLUE GRASS CREEK (Route: 0)
Num:504175x
Open: no restriction [A]
Built: 1933, Reconstructed: 1995
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.4 Miles (0.6 Kilometers)

Bridge Type
Main Span(s): Wood or timber [7] Stringer/Multi-beam or girder [02]
Approach Span(s): Other [00]
Deck: Wood or Timber [8] with Wearing Surface: Gravel [8]
Bridge Dimensions
Length: 7.6 m = 24.9 ft
Main Spans: 1 at 7.3 m = 24.0 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 [00300]: Audubon County [009], Iowa [19]
Owned by County Highway Agency [02], DOT District: 0
Fairgrounds
Condition
Deck: Good [7]
Superstructure: Good [7]
Substructure: Satisfactory [6]
Loading
Design:
Operating: 39.6 metric ton = 43.6 tons (Allowable Stress(AS) [2])
Inventory: 28.7 metric ton = 31.6 tons (Allowable Stress(AS) [2])
Appraisal
Structural: Equal to present minimum criteria [6]
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: Equal to present minimum criteria [6] 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: Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Bridge Detour: 10 km = 6.2 mi
Traffic
ADT: 321 (1998) and Trucks: 0%
Future ADT: 321 (In 2040 )
SIDE ROAD over DRAINAGE (Route: 0)
Num:504170x
Open: no restriction [A]
Built: 1938, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.4 Miles (0.7 Kilometers)

Bridge Type
Main Span(s): Wood or timber [7] Stringer/Multi-beam or girder [02]
Approach Span(s): Other [00]
Deck: Wood or Timber [8] with Wearing Surface: Wood or Timber [7]
Bridge Dimensions
Length: 7.6 m = 24.9 ft
Main Spans: 1 at 7.3 m = 24.0 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 5.9 m = 19.4 ft (2 Lanes) and Out-To-Out: 6.1 m = 20.0 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 [00300]: Audubon County [009], Iowa [19]
Owned by County Highway Agency [02], DOT District: 0
Fairgrounds
Condition
Deck: Satisfactory [6]
Superstructure: Satisfactory [6]
Substructure: Satisfactory [6]
Loading
Design:
Operating: 47.6 metric ton = 52.4 tons (Allowable Stress(AS) [2])
Inventory: 34.8 metric ton = 38.3 tons (Allowable Stress(AS) [2])
Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: Meets minimum tolerable limits to be left in place as is [4]
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: 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: 10 km = 6.2 mi
Traffic
ADT: 10 (1998) and Trucks: 0%
Future ADT: 321 (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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