MCPHERSON AVE over LITTLE MOSQUITO CREEK (Route: 0)
Num:287086x
Open: no restriction [A]
Built: 1989, 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] 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: 16.5 m = 54.1 ft
Main Spans: 3 at 5.5 m = 18.0 ft
Approach Spans: 0
Skew: 45
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]: Pottawattamie County [155], Iowa [19]
Owned by City or Municipal Highway Agency [04], DOT District: 0
0

Condition
Deck: Not Applicable [N]
Superstructure: Not Applicable [N]
Substructure: Not Applicable [N]
Loading
Design: MS 18 / HS 20 [5]
Operating: 56.4 metric ton = 62.0 tons (Load Factor(LF) [1])
Inventory: 33.7 metric ton = 37.1 tons (Load Factor(LF) [1])

Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: N/A [N]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Equal to present desirable criteria [8] 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: 0.8 km = 0.5 mi
Traffic
ADT: 2700 (2016) and Trucks: 0%
Future ADT: 2700 (In 2039 )

I 80 & US 6 over LITTLE MOSQUITO CREEK (Route: 80)
Num:45250x
Open: no restriction [A]
Built: 1966, 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] 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: 12.2 m = 40.0 ft
Main Spans: 3 at 4 m = 13.1 ft
Approach Spans: 0
Skew: 20
Width, Roadway: 0 m = 0.0 ft (4 Lanes) and Out-To-Out: 0 m = 0.0 ft for a 24.4 m = 80.1 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A

Location
Unknown [01642]: Pottawattamie County [155], Iowa [19]
Owned by State Highway Agency [01], DOT District: 4
1.6 mi. W of Jct. U.S. 6

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: Meets minimum tolerable limits to be left in place as is [4]
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: January 2021 [0121] and Frequency: 24

Future Work
Work Needed:
Bridge Detour: 0 km = 0.0 mi
Traffic
ADT: 31200 (2019) and Trucks: 26%
Future ADT: 31200 (In 2041 )

ORCHARD ROAD over LITTLE MOSQUITO (Route: 0)
Num:287071x
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: 0.2 Miles (0.4 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: 27.7 m = 90.9 ft
Main Spans: 3 at 10.4 m = 34.1 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 9.1 m = 29.9 ft (2 Lanes) and Out-To-Out: 9.8 m = 32.2 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]: Pottawattamie County [155], Iowa [19]
Owned by County Highway Agency [02], DOT District: 0
75432804

Condition
Deck: Fair [5]
Superstructure: Satisfactory [6]
Substructure: Satisfactory [6]
Loading
Design: MS 18 / HS 20 [5]
Operating: 48.5 metric ton = 53.4 tons (Allowable Stress(AS) [2])
Inventory: 30.4 metric ton = 33.4 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 desirable criteria [8]
Waterway: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: May 2020 [0520] and Frequency: 24

Future Work
Work Needed:
Bridge Detour: 0.5 km = 0.3 mi
Traffic
ADT: 1050 (2016) and Trucks: 9%
Future ADT: 1050 (In 2040 )

WB I 80 & US 6 over MCPHERSON AVE (Route: 80)
Num:45240x
Open: no restriction [A]
Built: 1967, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.2 Miles (0.4 Kilometers)

Bridge Type
Main Span(s): Steel continuous [4] Stringer/Multi-beam or girder [02]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Low slump Concrete [4]

Bridge Dimensions
Length: 56.7 m = 186.0 ft
Main Spans: 3 at 21.3 m = 69.9 ft
Approach Spans: 0
Skew: 42
Width, Roadway: 11.9 m = 39.0 ft (2 Lanes) and Out-To-Out: 12.9 m = 42.3 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 [01642]: Pottawattamie County [155], Iowa [19]
Owned by State Highway Agency [01], DOT District: 4
1.6 mi. W of Jct. U.S. 6

Condition
Deck: Satisfactory [6]
Superstructure: Satisfactory [6]
Substructure: Satisfactory [6]
Loading
Design: MS 18 / HS 20 [5]
Operating: 45.6 metric ton = 50.2 tons (Load Factor(LF) [1])
Inventory: 28.6 metric ton = 31.5 tons (Load Factor(LF) [1])

Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: Equal to present minimum criteria [6]
Road Alignment: Equal to present desirable criteria [8]
Waterway: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: July 1999 [799] and Frequency: 24

Future Work
Work Needed:
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 15600 (2019) and Trucks: 26%
Future ADT: 15600 (In 2039 )

EB I 80 & US 6 over MCPHERSON AVE (Route: 80)
Num:45230x
Open: no restriction [A]
Built: 1967, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.3 Miles (0.4 Kilometers)

Bridge Type
Main Span(s): Steel continuous [4] Stringer/Multi-beam or girder [02]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Low slump Concrete [4]

Bridge Dimensions
Length: 56.7 m = 186.0 ft
Main Spans: 3 at 21.3 m = 69.9 ft
Approach Spans: 0
Skew: 42
Width, Roadway: 11.9 m = 39.0 ft (2 Lanes) and Out-To-Out: 12.9 m = 42.3 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 [01642]: Pottawattamie County [155], Iowa [19]
Owned by State Highway Agency [01], DOT District: 4
1.6 mi. W of Jct. U.S. 6

Condition
Deck: Satisfactory [6]
Superstructure: Satisfactory [6]
Substructure: Good [7]
Loading
Design: MS 18 / HS 20 [5]
Operating: 47.1 metric ton = 51.8 tons (Allowable Stress(AS) [2])
Inventory: 29.9 metric ton = 32.9 tons (Allowable Stress(AS) [2])

Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: Equal to present minimum criteria [6]
Road Alignment: Equal to present desirable criteria [8]
Waterway: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: July 1999 [799] and Frequency: 24

Future Work
Work Needed:
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 15600 (2019) and Trucks: 26%
Future ADT: 15600 (In 2039 )

VALLEY VIEW DRI over LITTLE MOSQUITO CREEK (Route: 0)
Num:504655x
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: 0.4 Miles (0.6 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: 12.2 m = 40.0 ft
Main Spans: 3 at 4 m = 13.1 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 0 m = 0.0 ft (2 Lanes) and Out-To-Out: 0 m = 0.0 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 [01642]: Pottawattamie County [155], Iowa [19]
Owned by City or Municipal Highway Agency [04], DOT District: 0
Valley View over L. Mosq.

Condition
Deck: Not Applicable [N]
Superstructure: Not Applicable [N]
Substructure: Not Applicable [N]
Loading
Design: MS 18 / HS 20 [5]
Operating: 43.2 metric ton = 47.5 tons (Load Factor(LF) [1])
Inventory: 25.9 metric ton = 28.5 tons (Load Factor(LF) [1])

Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: N/A [N]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Better than present minimum criteria [7] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: June 2020 [0620] and Frequency: 24

Future Work
Work Needed:
Bridge Detour: 0.6 km = 0.4 mi
Traffic
ADT: 4840 (2016) and Trucks: 0%
Future ADT: 4840 (In 2040 )