TELEGRAPH RD over BLACKHAWK CR (Route: 0)
Num:505430x
Open: no restriction [A]
Built: 0, 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 [1] Slab [01]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface:

Bridge Dimensions
Length: 6.9 m = 22.6 ft
Main Spans: 1 at 6.5 m = 21.3 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 5.6 m = 18.4 ft (2 Lanes) and Out-To-Out: 6.2 m = 20.3 ft for a 6.7 m = 22.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A

Location
Unknown [01827]: Scott County [163], Iowa [19]
Owned by City or Municipal Highway Agency [04], DOT District: 0
78022591

Condition
Deck: Fair [5]
Superstructure: Fair [5]
Substructure: Fair [5]
Loading
Design: MS 18 / HS 20 [5]
Operating: 41 metric ton = 45.1 tons (Load Factor(LF) [1])
Inventory: 21.9 metric ton = 24.1 tons (Load Factor(LF) [1])

Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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: June 1999 [699] and Frequency: 24

Future Work
Work Needed:
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 1099 (1998) and Trucks: 0%
Future ADT: 1099 (In 2039 )

UTAH AVE over BLACKHAWK CREEK (Route: 0)
Num:503830x
Open: no restriction [A]
Built: 1960, 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 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: 7 m = 23.0 ft
Main Spans: 2 at 3 m = 9.8 ft
Approach Spans: 0
Skew: 15
Width, Roadway: 0 m = 0.0 ft (2 Lanes) and Out-To-Out: 0 m = 0.0 ft for a 9.8 m = 32.2 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A

Location
Unknown [01827]: Scott County [163], 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: M 18 / H 20 [4]
Operating: 58 metric ton = 63.8 tons (Load Factor(LF) [1])
Inventory: 44.6 metric ton = 49.1 tons (Load Factor(LF) [1])

Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck Geometry: N/A [N]
Road Alignment: Equal to present minimum criteria [6]
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 1999 [699] and Frequency: 24

Future Work
Work Needed: Other structural work: including hydraulic replacements. [38]
Bridge Detour: 0 km = 0.0 mi
Traffic
ADT: 880 (2014) and Trucks: 0%
Future ADT: 880 (In 2039 )

I-280 over LAKE OVERFLOW (Route: 280)
Num:600630x
Open: no restriction [A]
Built: 1972, 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] 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: 11.6 m = 38.1 ft
Main Spans: 3 at 3.7 m = 12.1 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 0 m = 0.0 ft (4 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 [01827]: Scott County [163], Iowa [19]
Owned by State Highway Agency [01], DOT District: 6
1.1 mi. W of Jct. US 61

Condition
Deck: Not Applicable [N]
Superstructure: Not Applicable [N]
Substructure: Not Applicable [N]
Loading
Design: MS 18 / HS 20 [5]
Operating: 61.9 metric ton = 68.1 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Inventory: 47.6 metric ton = 52.4 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])

Appraisal
Structural: Equal to present minimum criteria [6]
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: 17

Future Work
Work Needed:
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 25100 (2019) and Trucks: 29%
Future ADT: 25100 (In 2041 )