HistoricBridges.org Menu: HistoricBridges.org Menu:



BridgeSeek

Nearby Bridges in NBI 2021: 18


E AVE NORTHWEST over CEDAR RIVER (Route: 0)
Num:605720x
Open: no restriction [A]
Built: 1979, 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): 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: 208.8 m = 685.1 ft
Main Spans: 10 at 20.7 m = 67.9 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 12.8 m = 42.0 ft (3 Lanes) and Out-To-Out: 15.1 m = 49.5 ft for a 12.8 m = 42.0 ft approaching roadway.
Vertical Clearance: 5 m = 16.4 ft and Navigational Clearance: 0 = N/A
Location
Unknown [01187]: Linn County [113], Iowa [19]
Owned by City or Municipal Highway Agency [04], DOT District: 6
0
Condition
Deck: Good [7]
Superstructure: Satisfactory [6]
Substructure: Good [7]
Loading
Design: MS 18 / HS 20 [5]
Operating: 40.7 metric ton = 44.8 tons (Load Factor(LF) [1])
Inventory: 24.4 metric ton = 26.8 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 the assessed or calculated scour condition. [8]
Inspections
Date: August 2020 [0820] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0 km = 0.0 mi
Traffic
ADT: 3800 (2018) and Trucks: 0%
Future ADT: 3800 (In 2040 )
I-380 over E AND F AVE NW: CEDAR RV (Route: 380)
Num:603700x
Open: no restriction [A]
Built: 1979, 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): 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: 208.8 m = 685.1 ft
Main Spans: 10 at 20.7 m = 67.9 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 34 m = 111.6 ft (8 Lanes) and Out-To-Out: 36.5 m = 119.8 ft for a 36.6 m = 120.1 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [01187]: Linn County [113], Iowa [19]
Owned by State Highway Agency [01], DOT District: 6
0.3 mi N. US 151 (1 ave)
Condition
Deck: Satisfactory [6]
Superstructure: Satisfactory [6]
Substructure: Satisfactory [6]
Loading
Design: MS 18 / HS 20 [5]
Operating: 69.2 metric ton = 76.1 tons (Load Factor(LF) [1])
Inventory: 27.3 metric ton = 30.0 tons (Load Factor(LF) [1])
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: August 1999 [899] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0 km = 0.0 mi
Traffic
ADT: 67400 (2019) and Trucks: 10%
Future ADT: 67400 (In 2039 )
I 380 SB over IA 922 (Route: 380)
Num:603688x
Open: no restriction [A]
Built: 1979, 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 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: 699.8 m = 2296.0 ft
Main Spans: 26 at 29 m = 95.1 ft
Approach Spans: 0
Skew: 99
Width, Roadway: 15.9 m = 52.2 ft (3 Lanes) and Out-To-Out: 16.9 m = 55.4 ft for a 15.9 m = 52.2 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [01187]: Linn County [113], Iowa [19]
Owned by State Highway Agency [01], DOT District: 6
AT JCT. BUS. U.S. 151
Condition
Deck: Fair [5]
Superstructure: Satisfactory [6]
Substructure: Satisfactory [6]
Loading
Design: MS 18 / HS 20 [5]
Operating: 44 metric ton = 48.4 tons (Unknown [A])
Inventory: 32.7 metric ton = 36.0 tons (Unknown [A])
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: Better than present minimum criteria [7]
Waterway: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: July 2020 [0720] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 33700 (2019) and Trucks: 10%
Future ADT: 33700 (In 2040 )
F AVE NORTHWEST over CEDAR RIVER (Route: 0)
Num:605725x
Open: no restriction [A]
Built: 1979, 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): 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: 208.8 m = 685.1 ft
Main Spans: 10 at 20.7 m = 67.9 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 9.1 m = 29.9 ft (2 Lanes) and Out-To-Out: 12.2 m = 40.0 ft for a 9.1 m = 29.9 ft approaching roadway.
Vertical Clearance: 5.36 m = 17.6 ft and Navigational Clearance: 0 = N/A
Location
Unknown [01187]: Linn County [113], Iowa [19]
Owned by City or Municipal Highway Agency [04], DOT District: 6
0
Condition
Deck: Good [7]
Superstructure: Satisfactory [6]
Substructure: Good [7]
Loading
Design: MS 18 / HS 20 [5]
Operating: 63.7 metric ton = 70.1 tons (Load Factor(LF) [1])
Inventory: 33.5 metric ton = 36.9 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 the assessed or calculated scour condition. [8]
Inspections
Date: August 2020 [0820] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0 km = 0.0 mi
Traffic
ADT: 1310 (2018) and Trucks: 0%
Future ADT: 1310 (In 2040 )
NB I-380 over CITY STREETS AND RR (Route: 380)
Num:603690x
Open: no restriction [A]
Built: 1979, 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): 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: 450.8 m = 1479.1 ft
Main Spans: 20 at 30.2 m = 99.1 ft
Approach Spans: 0
Skew: 99
Width, Roadway: 14 m = 45.9 ft (3 Lanes) and Out-To-Out: 15 m = 49.2 ft for a 17.1 m = 56.1 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [01187]: Linn County [113], Iowa [19]
Owned by State Highway Agency [01], DOT District: 6
0.6 MI. N OF JCT. IA 922
Condition
Deck: Satisfactory [6]
Superstructure: Good [7]
Substructure: Satisfactory [6]
Loading
Design: MS 18 / HS 20 [5]
Operating: 38.7 metric ton = 42.6 tons (Load Factor(LF) [1])
Inventory: 23.2 metric ton = 25.5 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: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: October 2020 [1020] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 37050 (2019) and Trucks: 9%
Future ADT: 37050 (In 2040 )
RAMP BR D-4 over CITY ST R.O.W (Route: 380)
Num:603940x
Open: no restriction [A]
Built: 1979, 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): 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: 16.8 m = 55.1 ft
Main Spans: 1 at 16.5 m = 54.1 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 5.5 m = 18.0 ft (1 Lanes) and Out-To-Out: 6.5 m = 21.3 ft for a 5.5 m = 18.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [01187]: Linn County [113], Iowa [19]
Owned by State Highway Agency [01], DOT District: 6
0.3 mi. N of Jct 922
Condition
Deck: Good [7]
Superstructure: Good [7]
Substructure: Good [7]
Loading
Design: MS 18 / HS 20 [5]
Operating: 84.8 metric ton = 93.3 tons (Load Factor(LF) [1])
Inventory: 50.9 metric ton = 56.0 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: November 2020 [1120] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 8100 (2019) and Trucks: 2%
Future ADT: 8100 (In 2040 )
IA 922-1ST AVE over CEDAR RIVER (Route: 922)
Num:33490x
Open: no restriction [A]
Built: 1920, Reconstructed: 1964
Historic: Bridge is on the NRHP. [1]

Google Streetview (If Available)

Rough Distance: 0.2 Miles (0.3 Kilometers)

Bridge Type
Main Span(s): Concrete continuous [2] Arch - Deck [11]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Low slump Concrete [4]
Bridge Dimensions
Length: 212.4 m = 696.9 ft
Main Spans: 6 at 34.4 m = 112.9 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 24.4 m = 80.1 ft (4 Lanes) and Out-To-Out: 29.9 m = 98.1 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 [01187]: Linn County [113], Iowa [19]
Owned by State Highway Agency [01], DOT District: 6
0.2 MI. N OF I-380
Condition
Deck: Satisfactory [6]
Superstructure: Satisfactory [6]
Substructure: Satisfactory [6]
Loading
Design: MS 18 / HS 20 [5]
Operating: 44.1 metric ton = 48.5 tons ()
Inventory: 32.7 metric ton = 36.0 tons ()
Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: Superior to present desirable criteria [9]
Road Alignment: Better than present minimum criteria [7]
Waterway: Equal to present minimum criteria [6] and Bridge is scour critical; bridge foundations determined to be unstable. [3]
Inspections
Date: October 2020 [1020] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 13500 (2019) and Trucks: 3%
Future ADT: 13500 (In 2040 )
I 380 NB ON RAMP over 2ND ST NE (Route: 380)
Num:603970x
Open: no restriction [A]
Built: 1979, 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): Steel continuous [4] Girder and floorbeam system [03]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Low slump Concrete [4]
Bridge Dimensions
Length: 150.3 m = 493.1 ft
Main Spans: 8 at 20.1 m = 65.9 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 5.2 m = 17.1 ft (1 Lanes) and Out-To-Out: 6.5 m = 21.3 ft for a 5.2 m = 17.1 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [01187]: Linn County [113], Iowa [19]
Owned by State Highway Agency [01], DOT District: 6
0.6 MI.N.OF JCT. US 151
Condition
Deck: Fair [5]
Superstructure: Good [7]
Substructure: Satisfactory [6]
Loading
Design: MS 18 / HS 20 [5]
Operating: 63 metric ton = 69.3 tons (Load Factor(LF) [1])
Inventory: 37.8 metric ton = 41.6 tons (Load Factor(LF) [1])
Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: Basically intolerable requiring high priority of corrrective action [3]
Road Alignment: Equal to present minimum criteria [6]
Waterway: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: June 2020 [0620] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 3980 (2019) and Trucks: 1%
Future ADT: 3980 (In 2040 )
RAMP BR D-3 over CITY ST R.O.W (Route: 380)
Num:603930x
Open: no restriction [A]
Built: 1979, 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): 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: 95.4 m = 313.0 ft
Main Spans: 4 at 26.8 m = 87.9 ft
Approach Spans: 0
Skew: 32
Width, Roadway: 9.1 m = 29.9 ft (2 Lanes) and Out-To-Out: 10.2 m = 33.5 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 [01187]: Linn County [113], Iowa [19]
Owned by State Highway Agency [01], DOT District: 6
0.2 MI. N OF JCT. 151
Condition
Deck: Fair [5]
Superstructure: Good [7]
Substructure: Good [7]
Loading
Design: MS 18 / HS 20 [5]
Operating: 52.9 metric ton = 58.2 tons (Load Factor(LF) [1])
Inventory: 31.7 metric ton = 34.9 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: Equal to present minimum criteria [6]
Waterway: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: June 2020 [0620] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 7400 (2019) and Trucks: 2%
Future ADT: 7400 (In 2040 )
I 380 NB OFF RAMP over 3RD ST NW (Route: 380)
Num:603920x
Open: no restriction [A]
Built: 1979, 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: 73.2 m = 240.2 ft
Main Spans: 3 at 32.3 m = 106.0 ft
Approach Spans: 0
Skew: 99
Width, Roadway: 6.1 m = 20.0 ft (1 Lanes) and Out-To-Out: 7.1 m = 23.3 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 [01187]: Linn County [113], Iowa [19]
Owned by State Highway Agency [01], DOT District: 6
0.1 MI. N OF JCT. US 151
Condition
Deck: Fair [5]
Superstructure: Satisfactory [6]
Substructure: Good [7]
Loading
Design: MS 18 / HS 20 [5]
Operating: 86 metric ton = 94.6 tons (Load Factor(LF) [1])
Inventory: 51.5 metric ton = 56.7 tons (Load Factor(LF) [1])
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: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: December 2020 [1220] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 1780 (2019) and Trucks: 4%
Future ADT: 1780 (In 2040 )
I 380 SB ON RAMP over 2ND ST NE (Route: 380)
Num:603950x
Open: no restriction [A]
Built: 1979, 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: 151.5 m = 497.1 ft
Main Spans: 6 at 32.9 m = 107.9 ft
Approach Spans: 0
Skew: 3
Width, Roadway: 5.5 m = 18.0 ft (1 Lanes) and Out-To-Out: 6.5 m = 21.3 ft for a 7.9 m = 25.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [01187]: Linn County [113], Iowa [19]
Owned by State Highway Agency [01], DOT District: 6
0.4 mi. N of Jct. US 151
Condition
Deck: Fair [5]
Superstructure: Good [7]
Substructure: Satisfactory [6]
Loading
Design: MS 18 / HS 20 [5]
Operating: 44 metric ton = 48.4 tons (Unknown [A])
Inventory: 32.7 metric ton = 36.0 tons (Unknown [A])
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: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: July 2020 [0720] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.3 km = 0.2 mi
Traffic
ADT: 1400 (2019) and Trucks: 10%
Future ADT: 1400 (In 2040 )
2ND AVE SW (WB) over CEDAR RIVER (Route: 0)
Num:1300x
Open: no restriction [A]
Built: 1906, Reconstructed: 1965
Historic: Bridge is possibly eligible for the NRHP. [3]

Google Streetview (If Available)

Rough Distance: 0.3 Miles (0.4 Kilometers)

Bridge Type
Main Span(s): Concrete continuous [2] Arch - Deck [11]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 204.2 m = 670.0 ft
Main Spans: 9 at 25.3 m = 83.0 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 18.3 m = 60.0 ft (2 Lanes) and Out-To-Out: 23.8 m = 78.1 ft for a 18.3 m = 60.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [01187]: Linn County [113], Iowa [19]
Owned by City or Municipal Highway Agency [04], DOT District: 0
0
Condition
Deck: Satisfactory [6]
Superstructure: Fair [5]
Substructure: Satisfactory [6]
Loading
Design:
Operating: 66.2 metric ton = 72.8 tons (Load Factor(LF) [1])
Inventory: 45.4 metric ton = 49.9 tons (Load Factor(LF) [1])
Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck Geometry: Superior to present desirable criteria [9]
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: August 2020 [0820] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.1 km = 0.1 mi
Traffic
ADT: 1365 (2017) and Trucks: 0%
Future ADT: 1365 (In 2040 )
I 380 SB OFF RAMP over 2ND ST NE (Route: 380)
Num:603960x
Open: no restriction [A]
Built: 1979, 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): 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: 179.2 m = 588.0 ft
Main Spans: 9 at 20.4 m = 66.9 ft
Approach Spans: 0
Skew: 99
Width, Roadway: 6.7 m = 22.0 ft (1 Lanes) and Out-To-Out: 7.7 m = 25.3 ft for a 6.1 m = 20.0 ft approaching roadway.
Vertical Clearance: 5.18 m = 17.0 ft and Navigational Clearance: 0 = N/A
Location
Unknown [01187]: Linn County [113], Iowa [19]
Owned by State Highway Agency [01], DOT District: 6
3.9 mi. N of Jct. US 30
Condition
Deck: Satisfactory [6]
Superstructure: Fair [5]
Substructure: Satisfactory [6]
Loading
Design: MS 18 / HS 20 [5]
Operating: 73.1 metric ton = 80.4 tons (Load Factor(LF) [1])
Inventory: 43.7 metric ton = 48.1 tons (Load Factor(LF) [1])
Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck Geometry: Equal to present minimum criteria [6]
Road Alignment: Equal to present minimum criteria [6]
Waterway: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: May 2020 [0520] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 4650 (2019) and Trucks: 1%
Future ADT: 4650 (In 2040 )
3RD AVE SE (EB) over CEDAR RIVER (Route: 0)
Num:1280x
Open: no restriction [A]
Built: 1912, Reconstructed: 1966
Historic: Bridge is possibly eligible for the NRHP. [3]

Google Streetview (If Available)

Rough Distance: 0.3 Miles (0.5 Kilometers)

Bridge Type
Main Span(s): Concrete continuous [2] Arch - Deck [11]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 201.2 m = 660.1 ft
Main Spans: 7 at 32.3 m = 106.0 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 21.9 m = 71.9 ft (2 Lanes) and Out-To-Out: 27.4 m = 89.9 ft for a 21.9 m = 71.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [01187]: Linn County [113], Iowa [19]
Owned by City or Municipal Highway Agency [04], DOT District: 0
0
Condition
Deck: Good [7]
Superstructure: Poor [4]
Substructure: Satisfactory [6]
Loading
Design:
Operating: 54.6 metric ton = 60.1 tons (Load Factor(LF) [1])
Inventory: 35.8 metric ton = 39.4 tons (Load Factor(LF) [1])
Appraisal
Structural: Meets minimum tolerable limits to be left in place as is [4]
Deck Geometry: Superior to present desirable criteria [9]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Equal to present desirable criteria [8] and Countermeasures have been installed to mitigate an existing problem with scour. [7]
Inspections
Date: October 2020 [1020] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.1 km = 0.1 mi
Traffic
ADT: 1725 (2017) and Trucks: 0%
Future ADT: 1725 (In 2040 )
A AVE over 4TH ST & RR (Route: 0)
Num:502970x
Open: no restriction [A]
Built: 1974, Reconstructed: N/A [0000]
Historic: Bridge is possibly eligible for the NRHP. [3]

Google Streetview (If Available)

Rough Distance: 0.4 Miles (0.6 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: Monolithic Concrete (concurrently placed with structural deck) [1]
Bridge Dimensions
Length: 98.8 m = 324.2 ft
Main Spans: 4 at 28.7 m = 94.2 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 16.5 m = 54.1 ft (4 Lanes) and Out-To-Out: 19.2 m = 63.0 ft for a 16.5 m = 54.1 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [01187]: Linn County [113], Iowa [19]
Owned by City or Municipal Highway Agency [04], DOT District: 0
0
Condition
Deck: Satisfactory [6]
Superstructure: Fair [5]
Substructure: Fair [5]
Loading
Design: MS 18 / HS 20 [5]
Operating: 51.9 metric ton = 57.1 tons (Load Factor(LF) [1])
Inventory: 31 metric ton = 34.1 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: Better than present minimum criteria [7]
Waterway: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: April 1999 [499] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.1 km = 0.1 mi
Traffic
ADT: 5200 (2017) and Trucks: 0%
Future ADT: 5200 (In 2039 )
I 380 NB over IA 922 (Route: 380)
Num:603685x
Open: no restriction [A]
Built: 1979, 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): 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: 662 m = 2172.0 ft
Main Spans: 25 at 29 m = 95.1 ft
Approach Spans: 0
Skew: 99
Width, Roadway: 15.9 m = 52.2 ft (3 Lanes) and Out-To-Out: 16.9 m = 55.4 ft for a 15.9 m = 52.2 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [01187]: Linn County [113], Iowa [19]
Owned by State Highway Agency [01], DOT District: 6
AT JCT. BUS. U.S. 151
Condition
Deck: Fair [5]
Superstructure: Good [7]
Substructure: Satisfactory [6]
Loading
Design: MS 18 / HS 20 [5]
Operating: 44 metric ton = 48.4 tons (Unknown [A])
Inventory: 32.7 metric ton = 36.0 tons (Unknown [A])
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: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: July 2020 [0720] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 30900 (2019) and Trucks: 11%
Future ADT: 30900 (In 2040 )
SB I-380 over CITY STREETS & RR (Route: 380)
Num:603692x
Open: no restriction [A]
Built: 1979, 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): 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: 448.1 m = 1470.2 ft
Main Spans: 20 at 30.2 m = 99.1 ft
Approach Spans: 0
Skew: 99
Width, Roadway: 15.9 m = 52.2 ft (3 Lanes) and Out-To-Out: 16.9 m = 55.4 ft for a 17.7 m = 58.1 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [01187]: Linn County [113], Iowa [19]
Owned by State Highway Agency [01], DOT District: 6
0.6 MI. N OF JCT. IA 922
Condition
Deck: Satisfactory [6]
Superstructure: Good [7]
Substructure: Satisfactory [6]
Loading
Design: MS 18 / HS 20 [5]
Operating: 46.4 metric ton = 51.0 tons (Load Factor(LF) [1])
Inventory: 27.8 metric ton = 30.6 tons (Load Factor(LF) [1])
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: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: October 2020 [1020] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 39600 (2019) and Trucks: 9%
Future ADT: 39600 (In 2040 )
SB I-380 over 5TH AVE SW (Route: 380)
Num:607110x
Open: no restriction [A]
Built: 1975, 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 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: 82 m = 269.0 ft
Main Spans: 4 at 26.8 m = 87.9 ft
Approach Spans: 0
Skew: 40
Width, Roadway: 15.9 m = 52.2 ft (3 Lanes) and Out-To-Out: 16.9 m = 55.4 ft for a 15.9 m = 52.2 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [01187]: Linn County [113], Iowa [19]
Owned by State Highway Agency [01], DOT District: 6
0.3 Mi. S of IA 922
Condition
Deck: Good [7]
Superstructure: Satisfactory [6]
Substructure: Good [7]
Loading
Design: MS 18 / HS 20 [5]
Operating: 50.2 metric ton = 55.2 tons (Allowable Stress(AS) [2])
Inventory: 29.4 metric ton = 32.3 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: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: October 2020 [1020] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 30900 (2019) and Trucks: 11%
Future ADT: 30900 (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.

Divider

Back

Top

Divider

About - Contact

Divider