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Nearby Bridges in NBI 2021: 3


220TH STREET over EAST NODAWAY RIVER (Route: 0)
Num:59045x
Posted for load [P]
Built: 1930, Reconstructed: N/A [0000]
Historic: Bridge is possibly eligible for the NRHP. [3]

Google Streetview (If Available)

Rough Distance: 0 Miles (0 Kilometers)

Bridge Type
Main Span(s): Steel [3] Truss - Thru [10]
Approach Span(s): Other [00]
Deck: Wood or Timber [8] with Wearing Surface: Wood or Timber [7]
Bridge Dimensions
Length: 48.5 m = 159.1 ft
Main Spans: 1 at 48.2 m = 158.1 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 4.8 m = 15.7 ft (1 Lanes) and Out-To-Out: 5.2 m = 17.1 ft for a 8.5 m = 27.9 ft approaching roadway.
Vertical Clearance: 3.33 m = 10.9 ft and Navigational Clearance: 0 = N/A
Location
Unknown [01590]: Adams County [003], Iowa [19]
Owned by County Highway Agency [02], DOT District: 0
71340203
Condition
Deck: Poor [4]
Superstructure: Poor [4]
Substructure: Fair [5]
Loading
Design:
Operating: 11.4 metric ton = 12.5 tons (Allowable Stress(AS) [2])
Inventory: 7.8 metric ton = 8.6 tons (Allowable Stress(AS) [2])
Appraisal
Structural: Basically intolerable requiring high priority of replacement [2]
Deck Geometry: Basically intolerable requiring high priority of replacement [2]
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: January 2020 [0120] 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: 0.2 km = 0.1 mi
Traffic
ADT: 35 (2016) and Trucks: 0%
Future ADT: 35 (In 2040 )
IA 148 over BNSF RR (Route: 148)
Num:13401x
Open: no restriction [A]
Built: 1976, 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] 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: 59.7 m = 195.9 ft
Main Spans: 3 at 19.8 m = 65.0 ft
Approach Spans: 0
Skew: 23
Width, Roadway: 9.8 m = 32.2 ft (2 Lanes) and Out-To-Out: 12.4 m = 40.7 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 [01590]: Adams County [003], Iowa [19]
Owned by State Highway Agency [01], DOT District: 4
0.6 MI. N OF JCT. IA 34
Condition
Deck: Good [7]
Superstructure: Very Good [8]
Substructure: Very Good [8]
Loading
Design: MS 18 / HS 20 [5]
Operating: 71.8 metric ton = 79.0 tons (Load Factor(LF) [1])
Inventory: 29.6 metric ton = 32.6 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: Equal to present minimum criteria [6]
Waterway: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: January 2021 [0121] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 2.3 km = 1.4 mi
Traffic
ADT: 3680 (2019) and Trucks: 11%
Future ADT: 3680 (In 2041 )
IA 148 over EAST NODAWAY RIVER (Route: 148)
Num:13391x
Open: no restriction [A]
Built: 1976, 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): Prestressed concrete [5] 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: 64.9 m = 212.9 ft
Main Spans: 3 at 24.7 m = 81.0 ft
Approach Spans: 0
Skew: 10
Width, Roadway: 9.8 m = 32.2 ft (2 Lanes) and Out-To-Out: 12.5 m = 41.0 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 [01590]: Adams County [003], Iowa [19]
Owned by State Highway Agency [01], DOT District: 4
0.4 mi. N of US 34
Condition
Deck: Satisfactory [6]
Superstructure: Very Good [8]
Substructure: Very Good [8]
Loading
Design: MS 18 / HS 20 [5]
Operating: 66.8 metric ton = 73.5 tons (Load Factor(LF) [1])
Inventory: 24.6 metric ton = 27.1 tons (Load Factor(LF) [1])
Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: Meets minimum tolerable limits to be left in place as is [4]
Road Alignment: Equal to present minimum criteria [6]
Waterway: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Inspections
Date: May 2020 [0520] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.6 km = 0.4 mi
Traffic
ADT: 3680 (2019) and Trucks: 11%
Future ADT: 3680 (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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