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Nearby Bridges in NBI 2021: 1


COUNTY RD #417 over BR OF 12 MILE CR (Route: 66)
Num:14402x
Posted for load [P]
Built: 1922, 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): Steel [3] Truss - Thru [10]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 17.1 m = 56.1 ft
Main Spans: 1 at 14 m = 45.9 ft
Approach Spans: 0
Skew: 39
Width, Roadway: 5.8 m = 19.0 ft (2 Lanes) and Out-To-Out: 6.4 m = 21.0 ft for a 7.9 m = 25.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Central [12808]: Madison County [123], Missouri [29]
Owned by County Highway Agency [02], DOT District: 7
S 29 T 25 N R 7 E
Condition
Deck: Fair [5]
Superstructure: Fair [5]
Substructure: Fair [5]
Loading
Design:
Operating: 26.1 metric ton = 28.7 tons (Allowable Stress(AS) [2])
Inventory: 11.7 metric ton = 12.9 tons (Allowable Stress(AS) [2])
Appraisal
Structural: Meets minimum tolerable limits to be left in place as is [4]
Deck Geometry: Meets minimum tolerable limits to be left in place as is [4]
Road Alignment: Better than present minimum criteria [7]
Waterway: Equal to present minimum criteria [6] and Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Inspections
Date: December 1999 [1299] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 1 km = 0.6 mi
Traffic
ADT: 100 (2019) and Trucks: 10%
Future ADT: 130 (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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