FM over SMALL STREAM (Route: 0)
Num:242361x
Open: no restriction [A]
Built: 1984, 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 [1] 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: 10.4 m = 34.1 ft
Main Spans: 1 at 9.1 m = 29.9 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 9.2 m = 30.2 ft (2 Lanes) and Out-To-Out: 9.8 m = 32.2 ft for a 9.4 m = 30.8 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A

Location
Unknown [00000]: Marshall County [127], Iowa [19]
Owned by County Highway Agency [02], DOT District: 0
83170808

Condition
Deck: Satisfactory [6]
Superstructure: Satisfactory [6]
Substructure: Fair [5]
Loading
Design: M 18 / H 20 [4]
Operating: 59.4 metric ton = 65.3 tons (Allowable Stress(AS) [2])
Inventory: 32.3 metric ton = 35.5 tons (Allowable Stress(AS) [2])

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: 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: November 2020 [1120] and Frequency: 24

Future Work
Work Needed: Other structural work: including hydraulic replacements. [38]
Bridge Detour: 0.3 km = 0.2 mi
Traffic
ADT: 180 (2017) and Trucks: 0%
Future ADT: 180 (In 2040 )

FM over TIMBER CREEK (Route: 0)
Num:242340x
Posted for load [P]
Built: 1945, 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 [3] Stringer/Multi-beam or girder [02]
Approach Span(s): Other [00]
Deck: Wood or Timber [8] with Wearing Surface: Wood or Timber [7]

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: 6.2 m = 20.3 ft (2 Lanes) and Out-To-Out: 6.6 m = 21.7 ft for a 7.3 m = 24.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A

Location
Unknown [00000]: Marshall County [127], Iowa [19]
Owned by County Highway Agency [02], DOT District: 0
83170804

Condition
Deck: Fair [5]
Superstructure: Fair [5]
Substructure: Serious [3]
Loading
Design:
Operating: 18.5 metric ton = 20.4 tons (Allowable Stress(AS) [2])
Inventory: 14.5 metric ton = 16.0 tons (Allowable Stress(AS) [2])

Appraisal
Structural: Basically intolerable requiring high priority of corrrective action [3]
Deck Geometry: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Road Alignment: Meets minimum tolerable limits to be left in place as is [4]
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: 12

Future Work
Work Needed: Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Bridge Detour: 0.5 km = 0.3 mi
Traffic
ADT: 60 (2017) and Trucks: 0%
Future ADT: 60 (In 2040 )

FM over N TIMBER CR (Route: 0)
Num:242351x
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: 0.4 Miles (0.7 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: 62.5 m = 205.1 ft
Main Spans: 5 at 13.7 m = 44.9 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 9.1 m = 29.9 ft (2 Lanes) and Out-To-Out: 9.4 m = 30.8 ft for a 11.6 m = 38.1 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A

Location
Unknown [00000]: Marshall County [127], Iowa [19]
Owned by County Highway Agency [02], DOT District: 0
83170808

Condition
Deck: Satisfactory [6]
Superstructure: Satisfactory [6]
Substructure: Satisfactory [6]
Loading
Design: MS 18 / HS 20 [5]
Operating: 71.6 metric ton = 78.8 tons (Load Factor(LF) [1])
Inventory: 42.9 metric ton = 47.2 tons (Load Factor(LF) [1])

Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: Equal to present minimum criteria [6]
Road Alignment: Better than present minimum criteria [7]
Waterway: Better than present minimum criteria [7] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: November 2018 [1118] and Frequency: 48

Future Work
Work Needed: Other structural work: including hydraulic replacements. [38]
Bridge Detour: 0.3 km = 0.2 mi
Traffic
ADT: 180 (2017) and Trucks: 0%
Future ADT: 180 (In 2038 )

WB US 30 over TIMBER CREEK (Route: 30)
Num:601695x
Open: no restriction [A]
Built: 1995, 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): 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: 58.5 m = 191.9 ft
Main Spans: 3 at 23.5 m = 77.1 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 12.3 m = 40.4 ft (2 Lanes) and Out-To-Out: 13.2 m = 43.3 ft for a 14.6 m = 47.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A

Location
Unknown [00000]: Marshall County [127], Iowa [19]
Owned by State Highway Agency [01], DOT District: 1
3.0 MILES E OF JCT. IA 14

Condition
Deck: Good [7]
Superstructure: Very Good [8]
Substructure: Very Good [8]
Loading
Design: MS 18 / HS 20 [5]
Operating: 57.9 metric ton = 63.7 tons (Allowable Stress(AS) [2])
Inventory: 34.6 metric ton = 38.1 tons (Allowable Stress(AS) [2])

Appraisal
Structural: Equal to present desirable criteria [8]
Deck Geometry: Better than present minimum criteria [7]
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: October 1999 [1099] and Frequency: 24

Future Work
Work Needed:
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 6600 (2019) and Trucks: 10%
Future ADT: 6600 (In 2039 )

EB US 30 over TIMBER CREEK (Route: 30)
Num:35321x
Open: no restriction [A]
Built: 1996, 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): Prestressed concrete [5] 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: 58.5 m = 191.9 ft
Main Spans: 3 at 23.5 m = 77.1 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 12.2 m = 40.0 ft (2 Lanes) and Out-To-Out: 13.2 m = 43.3 ft for a 14.6 m = 47.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A

Location
Unknown [00000]: Marshall County [127], Iowa [19]
Owned by State Highway Agency [01], DOT District: 1
3.0 MILES E OF JCT IA 14

Condition
Deck: Good [7]
Superstructure: Very Good [8]
Substructure: Very Good [8]
Loading
Design: MS 18 / HS 20 [5]
Operating: 68.6 metric ton = 75.5 tons (Load Factor(LF) [1])
Inventory: 40.8 metric ton = 44.9 tons (Load Factor(LF) [1])

Appraisal
Structural: Equal to present desirable criteria [8]
Deck Geometry: Better than present minimum criteria [7]
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: October 1999 [1099] and Frequency: 24

Future Work
Work Needed:
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 6600 (2019) and Trucks: 10%
Future ADT: 6600 (In 2039 )