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Nearby Bridges in NBI 2021: 4


SB US 75 over DRAINAGE DITCH (Route: 75)
Num:39490x
Open: no restriction [A]
Built: 1948, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.1 Miles (0.1 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: Monolithic Concrete (concurrently placed with structural deck) [1]
Bridge Dimensions
Length: 11.6 m = 38.1 ft
Main Spans: 1 at 11.3 m = 37.1 ft
Approach Spans: 0
Skew: 45
Width, Roadway: 9.1 m = 29.9 ft (2 Lanes) and Out-To-Out: 10.6 m = 34.8 ft for a 12.2 m = 40.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [00000]: Plymouth County [149], Iowa [19]
Owned by State Highway Agency [01], DOT District: 3
3.0 mi. N of SR C60
Condition
Deck: Fair [5]
Superstructure: Fair [5]
Substructure: Fair [5]
Loading
Design: M 18 / H 20 [4]
Operating: 34.1 metric ton = 37.5 tons (Allowable Stress(AS) [2])
Inventory: 18.9 metric ton = 20.8 tons (Allowable Stress(AS) [2])
Appraisal
Structural: Meets minimum tolerable limits to be left in place as is [4]
Deck Geometry: Meets minimum tolerable limits to be left in place as is [4]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Equal to present minimum criteria [6] and Countermeasures have been installed to mitigate an existing problem with scour. [7]
Inspections
Date: March 2020 [0320] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 7200 (2019) and Trucks: 17%
Future ADT: 7200 (In 2040 )
NB US 75 over DRAINAGE DITCH (Route: 75)
Num:39481x
Open: no restriction [A]
Built: 1972, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.1 Miles (0.2 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: 10.4 m = 34.1 ft
Main Spans: 2 at 4.9 m = 16.1 ft
Approach Spans: 0
Skew: 43
Width, Roadway: 0 m = 0.0 ft (2 Lanes) and Out-To-Out: 0 m = 0.0 ft for a 12.2 m = 40.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [00000]: Plymouth County [149], Iowa [19]
Owned by State Highway Agency [01], DOT District: 3
3.0 mi. N of Jct. SR C60
Condition
Deck: Not Applicable [N]
Superstructure: Not Applicable [N]
Substructure: Not Applicable [N]
Loading
Design: MS 18 / HS 20 [5]
Operating: 36.1 metric ton = 39.7 tons (Load Factor(LF) [1])
Inventory: 21.6 metric ton = 23.8 tons (Load Factor(LF) [1])
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: July 1999 [799] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0 km = 0.0 mi
Traffic
ADT: 7200 (2019) and Trucks: 17%
Future ADT: 7200 (In 2039 )
SB US 75 over DRY CREEK (Route: 75)
Num:39510x
Open: no restriction [A]
Built: 1948, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

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: Monolithic Concrete (concurrently placed with structural deck) [1]
Bridge Dimensions
Length: 13.1 m = 43.0 ft
Main Spans: 1 at 12.5 m = 41.0 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 9.1 m = 29.9 ft (2 Lanes) and Out-To-Out: 10.7 m = 35.1 ft for a 12.2 m = 40.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [00000]: Plymouth County [149], Iowa [19]
Owned by State Highway Agency [01], DOT District: 3
3.4 mi. N of jct. SR C60
Condition
Deck: Poor [4]
Superstructure: Satisfactory [6]
Substructure: Fair [5]
Loading
Design: M 18 / H 20 [4]
Operating: 50.2 metric ton = 55.2 tons (Load Factor(LF) [1])
Inventory: 30.2 metric ton = 33.2 tons (Load Factor(LF) [1])
Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck Geometry: Meets minimum tolerable limits to be left in place as is [4]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Equal to present minimum criteria [6] and Countermeasures have been installed to mitigate an existing problem with scour. [7]
Inspections
Date: March 1999 [399] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 7200 (2019) and Trucks: 17%
Future ADT: 7200 (In 2039 )
NB US 75 over DRY CREEK (Route: 75)
Num:39501x
Open: no restriction [A]
Built: 1972, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.5 Miles (0.8 Kilometers)

Bridge Type
Main Span(s): Concrete [1] Slab [01]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 9.8 m = 32.2 ft
Main Spans: 1 at 9.8 m = 32.2 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 12.2 m = 40.0 ft (2 Lanes) and Out-To-Out: 13.1 m = 43.0 ft for a 12.2 m = 40.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [00000]: Plymouth County [149], Iowa [19]
Owned by State Highway Agency [01], DOT District: 3
3.4 mi N of jct. SR C60
Condition
Deck: Satisfactory [6]
Superstructure: Satisfactory [6]
Substructure: Good [7]
Loading
Design: MS 18 / HS 20 [5]
Operating: 60.7 metric ton = 66.8 tons (Load Factor(LF) [1])
Inventory: 36.4 metric ton = 40.0 tons (Load Factor(LF) [1])
Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: Better than present minimum criteria [7]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Better than present minimum criteria [7] and Countermeasures have been installed to mitigate an existing problem with scour. [7]
Inspections
Date: July 1999 [799] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 7200 (2019) and Trucks: 17%
Future ADT: 7200 (In 2039 )

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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