ARSENAL ISL RD over US 67 & MISSISSIPPI RIVE (Route: 0)
Num:47030x
Open: no restriction [A]
Built: 1942, Reconstructed: 1983
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 [3] 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: 16.8 m = 55.1 ft
Main Spans: 1 at 16.8 m = 55.1 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 7.7 m = 25.3 ft (2 Lanes) and Out-To-Out: 13.9 m = 45.6 ft for a 7.3 m = 24.0 ft approaching roadway.
Vertical Clearance: 3.35 m = 11.0 ft and Navigational Clearance: 0 = N/A

Location
Unknown [01827]: Scott County [163], Iowa [19]
Owned by State Highway Agency [01], DOT District: 6
1.3 mi. N of Rt. Beginnin

Condition
Deck: Good [7]
Superstructure: Fair [5]
Substructure: Fair [5]
Loading
Design: MS 18 / HS 20 [5]
Operating: 44.9 metric ton = 49.4 tons (Allowable Stress(AS) [2])
Inventory: 24 metric ton = 26.4 tons (Allowable Stress(AS) [2])

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: Basically intolerable requiring high priority of replacement [2]
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 km = 0.0 mi
Traffic
ADT: 7500 (2018) and Trucks: 0%
Future ADT: 7500 (In 2040 )

FT ARMSTRNG AV: RR over US67:MISSRVR:L&D15:CPRR (Route: 0)
Num:819903x
Posted for load [P]
Built: 1896, Reconstructed: N/A [0000]
Historic: Bridge is possibly eligible for the NRHP. [3]

Google Streetview (If Available)

Rough Distance: 0.2 Miles (0.4 Kilometers)

Bridge Type
Main Span(s): Steel [3] Movable - Swing [17]
Approach Span(s): Steel [3] Truss - Thru [10]
Deck: Open Grating [3] with Wearing Surface:

Bridge Dimensions
Length: 564.3 m = 1851.5 ft
Main Spans: 1 at 78.6 m = 257.9 ft
Approach Spans: 7
Skew: 0
Width, Roadway: 7.1 m = 23.3 ft (2 Lanes) and Out-To-Out: 7.7 m = 25.3 ft for a 7.9 m = 25.9 ft approaching roadway.
Vertical Clearance: 3.35 m = 11.0 ft and Navigational Clearance: 7.3 m = 24.0 ft

Location
Rock Island Arsenal [65104]: Rock Island County [161], Illinois [17]
Owned by Army [74], DOT District: 2
ROCK ISLAND ARSENAL

Condition
Deck: Fair [5]
Superstructure: Fair [5]
Substructure: Fair [5]
Loading
Design: MS 18 / HS 20 [5]
Operating: 17.8 metric ton = 19.6 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Inventory: 13.6 metric ton = 15.0 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])

Appraisal
Structural: Basically intolerable requiring high priority of corrrective action [3]
Deck Geometry: Basically intolerable requiring high priority of replacement [2]
Road Alignment: Basically intolerable requiring high priority of corrrective action [3]
Waterway: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Inspections
Date: October 2020 [1020] and Frequency: 24

Future Work
Work Needed: Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Bridge Detour: 0.3 km = 0.2 mi
Traffic
ADT: 18000 (2020) and Trucks: 2%
Future ADT: 25000 (In 2042 )

FORT RD & RR over MISSISSIPPI RIVER (Route: 0)
Num:699340x
Open: no restriction [A]
Built: 1895, Reconstructed: N/A [0000]
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): Steel [3] Movable - Swing [17]
Approach Span(s): Steel [3] Truss - Thru [10]
Deck: Open Grating [3] with Wearing Surface:

Bridge Dimensions
Length: 564.2 m = 1851.1 ft
Main Spans: 1 at 78.6 m = 257.9 ft
Approach Spans: 7
Skew: 0
Width, Roadway: 7.6 m = 24.9 ft (2 Lanes) and Out-To-Out: 8.8 m = 28.9 ft for a 7.9 m = 25.9 ft approaching roadway.
Vertical Clearance: 4.24 m = 13.9 ft and Navigational Clearance: 7.3 m = 24.0 ft

Location
Unknown [01827]: Scott County [163], Iowa [19]
Owned by Corps of Engineers (Civil) [70], DOT District: 0
0

Condition
Deck: Fair [5]
Superstructure: Critical [2]
Substructure: Fair [5]
Loading
Design: MS 18 / HS 20 [5]
Operating: 31.5 metric ton = 34.7 tons (Allowable Stress(AS) [2])
Inventory: 20 metric ton = 22.0 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: Basically intolerable requiring high priority of corrrective action [3]
Waterway: Better than present minimum criteria [7] and Scour calculation/evaluation has not been made. [6]
Inspections
Date: October 2016 [1016] and Frequency: 24

Future Work
Work Needed:
Bridge Detour: 1 km = 0.6 mi
Traffic
ADT: 9900 (2014) and Trucks: 0%
Future ADT: 9900 (In 2036 )