HistoricBridges.org Menu: HistoricBridges.org Menu:



BridgeSeek

Nearby Bridges in NBI 2021: 3


US 18 over MISSISSIPPI RIVER & IA 7 (Route: 18)
Num:20515x
Open: no restriction [A]
Built: 1974, 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 [3] Arch - Thru [12]
Approach Span(s): Steel continuous [4] Girder and floorbeam system [03]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Monolithic Concrete (concurrently placed with structural deck) [1]
Bridge Dimensions
Length: 780.6 m = 2561.1 ft
Main Spans: 1 at 140.8 m = 462.0 ft
Approach Spans: 12
Skew: 0
Width, Roadway: 12.2 m = 40.0 ft (2 Lanes) and Out-To-Out: 13.4 m = 44.0 ft for a 12.2 m = 40.0 ft approaching roadway.
Vertical Clearance: 7.09 m = 23.3 ft and Navigational Clearance: 18.6 m = 61.0 ft
Location
Unknown [04782]: Clayton County [043], Iowa [19]
Owned by State Highway Agency [01], DOT District: 2
IN MARQUETTE
Condition
Deck: Fair [5]
Superstructure: Good [7]
Substructure: Good [7]
Loading
Design: MS 18 / HS 20 [5]
Operating: 45.7 metric ton = 50.3 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: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Inspections
Date: April 1999 [499] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 10.1 km = 6.3 mi
Traffic
ADT: 10500 (2019) and Trucks: 12%
Future ADT: 10500 (In 2039 )
IA 76 over BLOODY RUN CREEK (Route: 76)
Num:20501x
Open: no restriction [A]
Built: 1994, 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: 54.9 m = 180.1 ft
Main Spans: 5 at 12.5 m = 41.0 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 11.3 m = 37.1 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [04782]: Clayton County [043], Iowa [19]
Owned by State Highway Agency [01], DOT District: 2
0.2 MI. S OF N JCT. US 18
Condition
Deck: Good [7]
Superstructure: Good [7]
Substructure: Very Good [8]
Loading
Design: MS 18 / HS 20 [5]
Operating: 68.8 metric ton = 75.7 tons (Load Factor(LF) [1])
Inventory: 41.3 metric ton = 45.4 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: Equal to present minimum criteria [6] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: November 2020 [1120] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 4300 (2019) and Trucks: 4%
Future ADT: 4300 (In 2040 )
USH 18-STH 60 over LRD IA ROUTE 76 (Route: 18)
Num:B12002700000000x
Open: no restriction [A]
Built: 1974, 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] Girder and floorbeam system [03]
Approach Span(s): Steel continuous [4] Girder and floorbeam system [03]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Epoxy Overlay [5]
Bridge Dimensions
Length: 780.7 m = 2561.5 ft
Main Spans: 1 at 140.8 m = 462.0 ft
Approach Spans: 4
Skew: 0
Width, Roadway: 12.2 m = 40.0 ft (2 Lanes) and Out-To-Out: 13.4 m = 44.0 ft for a 12.2 m = 40.0 ft approaching roadway.
Vertical Clearance: 7.08 m = 23.2 ft and Navigational Clearance: 18.6 m = 61.0 ft
Location
Bridgeport [09550]: Crawford County [023], Wisconsin [55]
Owned by State Highway Agency [01], DOT District: 5
AT IOWA STATE LINE
Condition
Deck: Fair [5]
Superstructure: Good [7]
Substructure: Good [7]
Loading
Design: MS 18 / HS 20 [5]
Operating: 42.5 metric ton = 46.8 tons (Load Factor(LF) [1])
Inventory: 24.3 metric ton = 26.7 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 desirable criteria [8]
Waterway: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Inspections
Date: April 1999 [499] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 10.1 km = 6.3 mi
Traffic
ADT: 9600 (2018) and Trucks: 15%
Future ADT: 8160 (In 2038 )

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