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Nearby Bridges in NBI 2021: 2


BU 54 E over S. FORK SALT RIVER (Route: 54)
Num:4822x
Open: no restriction [A]
Built: 1924, Reconstructed: 1995
Historic: Historical significance is not determinable at this time. [4]

Google Streetview (If Available)

Rough Distance: 0.4 Miles (0.6 Kilometers)

Bridge Type
Main Span(s): Prestressed concrete continuous [6] 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: 71.3 m = 233.9 ft
Main Spans: 4 at 14.8 m = 48.6 ft
Approach Spans: 0
Skew: 23
Width, Roadway: 13 m = 42.7 ft (2 Lanes) and Out-To-Out: 13.9 m = 45.6 ft for a 13.1 m = 43.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Mexico [47648]: Audrain County [007], Missouri [29]
Owned by State Highway Agency [01], DOT District: 2
S 25 T 51 N R 9 W
Condition
Deck: Good [7]
Superstructure: Very Good [8]
Substructure: Good [7]
Loading
Design: MS 18+Mod / HS 20+Mod [6]
Operating: 68.4 metric ton = 75.2 tons (Load Factor(LF) [1])
Inventory: 39.6 metric ton = 43.6 tons (Load Factor(LF) [1])
Appraisal
Structural: Better than present minimum criteria [7]
Deck Geometry: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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: October 1999 [1099] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 3.9 km = 2.4 mi
Traffic
ADT: 6962 (2019) and Trucks: 10%
Future ADT: 10791 (In 2039 )
JEFFERIES ST over TOWN BR (Route: 0)
Num:20886x
Open: no restriction [A]
Built: 1978, 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 [1] 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: 8.5 m = 27.9 ft
Main Spans: 2 at 4 m = 13.1 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 15.1 m = 49.5 ft (2 Lanes) and Out-To-Out: 15.7 m = 51.5 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
Mexico [47648]: Audrain County [007], Missouri [29]
Owned by City or Municipal Highway Agency [04], DOT District: 2
S 25 T 51 N R 9 W
Condition
Deck: Not Applicable [N]
Superstructure: Not Applicable [N]
Substructure: Not Applicable [N]
Loading
Design: M 9 / H 10 [1]
Operating: 31.5 metric ton = 34.7 tons (Allowable Stress(AS) [2])
Inventory: 25.2 metric ton = 27.7 tons (Allowable Stress(AS) [2])
Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: Superior to present desirable criteria [9]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Equal to present minimum criteria [6] and Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Inspections
Date: April 1999 [499] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 19.9 km = 12.3 mi
Traffic
ADT: 35 (2019) and Trucks: 10%
Future ADT: 47 (In 2039 )

Special Bridge Conditions Legend: R - Former location of relocated bridge. ! - At risk for demolition or destruction. X - Confirmed demolished or collapsed. S  - Dismantled and/or in storage. L -  Severe loss of historic integrity due to alteration.

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