OLD ALTON-EDW RD C over CAHOKIA CREEK (Route: 0)
Num:60026200000000x
Open: no restriction [A]
Built: 1990, 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): Prestressed concrete [5] Box beam or girders - Multiple [05]
Approach Span(s): Other [00]
Deck: Concrete Precast Panels [2] with Wearing Surface: Bituminous [6]

Bridge Dimensions
Length: 49.4 m = 162.1 ft
Main Spans: 3 at 16.8 m = 55.1 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 8.5 m = 27.9 ft (2 Lanes) and Out-To-Out: 8.5 m = 27.9 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 [00000]: Madison County [119], Illinois [17]
Owned by State Highway Agency [01], DOT District: 8
.25 S ILL 143 & 159

Condition
Deck: Fair [5]
Superstructure: Fair [5]
Substructure: Good [7]
Loading
Design: MS 18 / HS 20 [5]
Operating: 65.8 metric ton = 72.4 tons (Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading [6])
Inventory: 40.5 metric ton = 44.6 tons (Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading [6])

Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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: August 2020 [0820] and Frequency: 24

Future Work
Work Needed:
Bridge Detour: 0.5 km = 0.3 mi
Traffic
ADT: 1400 (2019) and Trucks: 3%
Future ADT: 848 (In 2032 )

POAG RD. CH69 over DELLAPLAIN BR. (Route: 0)
Num:60331700000000x
Open: no restriction [A]
Built: 1966, 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): 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: 7.3 m = 24.0 ft
Main Spans: 2 at 3.5 m = 11.5 ft
Approach Spans: 0
Skew: 20
Width, Roadway: 0 m = 0.0 ft (2 Lanes) and Out-To-Out: 0 m = 0.0 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 [01685]: Madison County [119], Illinois [17]
Owned by County Highway Agency [02], DOT District: 8
1.1 MI. W. 157

Condition
Deck: Not Applicable [N]
Superstructure: Not Applicable [N]
Substructure: Not Applicable [N]
Loading
Design: MS 18 / HS 20 [5]
Operating: 53.8 metric ton = 59.2 tons ()
Inventory: 32.4 metric ton = 35.6 tons ()

Appraisal
Structural: Equal to present desirable criteria [8]
Deck Geometry: N/A [N]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Superior to present desirable criteria [9] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: February 2020 [0220] and Frequency: 24

Future Work
Work Needed:
Bridge Detour: 1 km = 0.6 mi
Traffic
ADT: 4900 (2016) and Trucks: 4%
Future ADT: 6890 (In 2032 )

ILL 143 over OLD CAHOKIA CR CHNNL (Route: 143)
Num:60015800000000x
Open: no restriction [A]
Built: 1954, Reconstructed: 1996
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:

Bridge Dimensions
Length: 36.1 m = 118.4 ft
Main Spans: 3 at 13.4 m = 44.0 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 26.2 m = 86.0 ft (2 Lanes) and Out-To-Out: 27.2 m = 89.2 ft for a 20.7 m = 67.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A

Location
Unknown [00000]: Madison County [119], Illinois [17]
Owned by State Highway Agency [01], DOT District: 8
.25 M W JCT 143-159

Condition
Deck: Good [7]
Superstructure: Good [7]
Substructure: Good [7]
Loading
Design: MS 18 / HS 20 [5]
Operating: 66.1 metric ton = 72.7 tons (Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading [6])
Inventory: 39.5 metric ton = 43.5 tons (Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading [6])

Appraisal
Structural: Better than present minimum criteria [7]
Deck Geometry: Superior to present desirable criteria [9]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Superior to present desirable criteria [9] and Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Inspections
Date: May 2020 [0520] and Frequency: 48

Future Work
Work Needed:
Bridge Detour: 3.2 km = 2.0 mi
Traffic
ADT: 8800 (2019) and Trucks: 4%
Future ADT: 4850 (In 2032 )