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Nearby Bridges in NBI 2021: 1


IRR - US 2 over TWO MEDICINE RIVER (Route: 2)
Num:P00001210+01961x
Open: no restriction [A]
Built: 2012, 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): Prestressed concrete continuous [6] Segmental box girder [21]
Approach Span(s): Prestressed concrete [5] Stringer/Multi-beam or girder [02]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Latex Concrete or similar additive [3]
Bridge Dimensions
Length: 463.6 m = 1521.1 ft
Main Spans: 3 at 158.5 m = 520.0 ft
Approach Spans: 3
Skew: 0
Width, Roadway: 14 m = 45.9 ft (2 Lanes) and Out-To-Out: 15 m = 49.2 ft for a 13.7 m = 44.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [00000]: Glacier County [035], Montana [30]
Owned by State Highway Agency [01], DOT District: 3
E EAST GLACIER
Condition
Deck: Good [7]
Superstructure: Good [7]
Substructure: Very Good [8]
Loading
Design: HL93 [A]
Operating: 61.1 metric ton = 67.2 tons (Load and Resistance Factor(LRFR) [3])
Inventory: 36.7 metric ton = 40.4 tons (Load and Resistance Factor(LRFR) [3])
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: Equal to present desirable criteria [8] and Bridge foundations (including piles) on dry land well above flood water elevations. [9]
Inspections
Date: October 1999 [1099] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 19.9 km = 12.3 mi
Traffic
ADT: 2287 (2019) and Trucks: 5%
Future ADT: 2481 (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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