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Nearby Bridges in NBI 2021: 1


MN 99 over MINNESOTA RIVER (Route: 99)
Num:4930x
Open: no restriction [A]
Built: 1931, Reconstructed: N/A [0000]
Historic: Bridge is on the NRHP. [1]

Google Streetview (If Available)

Rough Distance: 0 Miles (0 Kilometers)

Bridge Type
Main Span(s): Steel continuous [4] Truss - Thru [10]
Approach Span(s): Concrete [1] Slab [01]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Epoxy Overlay [5]
Bridge Dimensions
Length: 122.6 m = 402.3 ft
Main Spans: 2 at 59.8 m = 196.2 ft
Approach Spans: 2
Skew: 0
Width, Roadway: 9.1 m = 29.9 ft (2 Lanes) and Out-To-Out: 9.5 m = 31.2 ft for a 12.2 m = 40.0 ft approaching roadway.
Vertical Clearance: 4.72 m = 15.5 ft and Navigational Clearance: 0 = N/A
Location
St. Peter [58036]: Le Sueur County [079], Minnesota [27]
Owned by State Highway Agency [01], DOT District: 7
IN ST PETER
Condition
Deck: Very Good [8]
Superstructure: Satisfactory [6]
Substructure: Very Good [8]
Loading
Design: M 13.5 / H 15 [2]
Operating: 35 metric ton = 38.5 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Inventory: 26.9 metric ton = 29.6 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: Meets minimum tolerable limits to be left in place as is [4]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Meets minimum tolerable limits to be left in place as is [4] and Bridge foundations determined to be stable for assessed or calculated scour conditions; field review indicates action is required. [4]
Inspections
Date: May 2020 [0520] and Frequency: 12
Future Work
Work Needed:
Bridge Detour: 0.8 km = 0.5 mi
Traffic
ADT: 6200 (2019) and Trucks: 7%
Future ADT: 6700 (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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