SOUTH 8TH STREET over CURTIS CREEK (Route: 0)
Num:1600100000000x
Open: no restriction [A]
Built: 1899, Reconstructed: 1995
Historic: Bridge is eligible for the NRHP. [2]

Google Streetview (If Available)

Rough Distance: 0.1 Miles (0.1 Kilometers)

Bridge Type
Main Span(s): Masonry [8] Arch - Deck [11]
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: 26.5 m = 86.9 ft
Main Spans: 1 at 25.9 m = 85.0 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 6.5 m = 21.3 ft (2 Lanes) and Out-To-Out: 7.8 m = 25.6 ft for a 8.5 m = 27.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A

Location
Belle Prairie [04780]: Adams County [001], Illinois [17]
Owned by City or Municipal Highway Agency [04], DOT District: 6
QUINCY

Condition
Deck: Very Good [8]
Superstructure: Good [7]
Substructure: Good [7]
Loading
Design:
Operating: 40.5 metric ton = 44.6 tons ()
Inventory: 24.3 metric ton = 26.7 tons ()

Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: Basically intolerable requiring high priority of replacement [2]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: May 2020 [0520] and Frequency: 24

Future Work
Work Needed:
Bridge Detour: 0.6 km = 0.4 mi
Traffic
ADT: 3000 (2019) and Trucks: 5%
Future ADT: 3730 (In 2032 )

IL 57 (GARDNER EXP over CURTIS CREEK (Route: 57)
Num:1001300000000x
Open: no restriction [A]
Built: 1959, 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 continuous [4] Stringer/Multi-beam or girder [02]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Bituminous [6]

Bridge Dimensions
Length: 16.6 m = 54.5 ft
Main Spans: 2 at 7.8 m = 25.6 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 16.8 m = 55.1 ft (4 Lanes) and Out-To-Out: 19.6 m = 64.3 ft for a 19.5 m = 64.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A

Location
Unknown [00000]: Adams County [001], Illinois [17]
Owned by State Highway Agency [01], DOT District: 6
1.6M S US 24(MAINE)

Condition
Deck: Excellent [9]
Superstructure: Satisfactory [6]
Substructure: Satisfactory [6]
Loading
Design: MS 18 / HS 20 [5]
Operating: 89.1 metric ton = 98.0 tons (Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading [6])
Inventory: 49.6 metric ton = 54.6 tons (Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading [6])

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: Superior to present desirable criteria [9] and Countermeasures have been installed to mitigate an existing problem with scour. [7]
Inspections
Date: February 2021 [0221] and Frequency: 24

Future Work
Work Needed:
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 5100 (2019) and Trucks: 25%
Future ADT: 5284 (In 2032 )