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Nearby Bridges in NBI 2021: 1


DE ARMOUN ROAD over DE ARMOUN OVERCROSSING (Route: 0)
Num:1391x
Open: no restriction [A]
Built: 1990, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

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Rough Distance: 0.2 Miles (0.4 Kilometers)

Bridge Type
Main Span(s): Prestressed concrete [5] Tee beam [04]
Approach Span(s): Other [00]
Deck: Other [9] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 82.1 m = 269.4 ft
Main Spans: 2 at 41.5 m = 136.2 ft
Approach Spans: 0
Skew: 23
Width, Roadway: 20.7 m = 67.9 ft (4 Lanes) and Out-To-Out: 27.1 m = 88.9 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
Anchorage [03000]: Anchorage Municipality [020], Alaska [02]
Owned by State Highway Agency [01], DOT District: 1
MILE POINT 0.3
Condition
Deck: Satisfactory [6]
Superstructure: Satisfactory [6]
Substructure: Satisfactory [6]
Loading
Design: MS 22.5 / HS 25 or greater [9]
Operating: 99.9 metric ton = 109.9 tons (Load Factor(LF) [1])
Inventory: 39.6 metric ton = 43.6 tons (Load Factor(LF) [1])
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: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: June 1999 [699] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 3374 (2018) and Trucks: 17%
Future ADT: 8500 (In 2035 )

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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