Bridge Type
Main Span(s): Prestressed concrete [5] 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: 42.5 m = 139.4 ft
Main Spans: 1 at 41 m = 134.5 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 11.9 m = 39.0 ft (2 Lanes) and Out-To-Out: 14.4 m = 47.2 ft for a 11.9 m = 39.0 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
EAST GLACIER
Condition
Deck: Fair [5]
Superstructure: Very Good [8]
Substructure: Very Good [8]
Loading
Design: MS 18 / HS 20 [5]
Operating: 58.1 metric ton = 63.9 tons (Load and Resistance Factor(LRFR) [3])
Inventory: 34.5 metric ton = 38.0 tons (Load and Resistance Factor(LRFR) [3])
Appraisal
Structural: Equal to present desirable criteria [8]
Deck Geometry: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Road Alignment: Better than present minimum criteria [7]
Waterway: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: September 1999 [999] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 19.9 km = 12.3 mi
Traffic
ADT: 2626 (2019) and Trucks: 4%
Future ADT: 2849 (In 2039
)
