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US-23 over THUNDER BAY RIVER

Map

Coordinates:
+45.07461, -83.44810
45°04'29" N, 83°26'53" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US-23 over THUNDER BAY RIVER
Structure number:000000000000335
Old structure number:04104032000B010 (from 1992 edition)
Location:IN ALPENA
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:58.4 ft. [17.8 m]
Total length:180.1 ft. [54.9 m]
Roadway width between curbs:51.2 ft. [15.6 m]
Deck width edge-to-edge:70.5 ft. [21.5 m]
Owner:State Highway Agency [01]
Year built:1932
Year reconstructed:1998
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 22.5 / HS 25 [9]
Number of main spans:3
Main spans material:Prestressed concrete [5]
Main spans design:Box beam or girders - Multiple [05]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Epoxy Overlay [5]

Latest Available Inspection: May 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:16,200 [as of 2007]
Truck traffic:2% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Equal to present desirable criteria [8]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Channel protection:Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Scour condition:Bridge is scour critical; bridge foundations determined to be unstable. [3]
Sufficiency rating:77.3

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
May 2017GoodVery GoodVery GoodVery Good1620077.3
June 2015GoodVery GoodVery GoodVery Good1620077.3
July 2013GoodVery GoodVery GoodVery Good1620077.3
March 2013GoodVery GoodVery GoodVery Good1620077.3
April 2011GoodVery GoodVery GoodVery Good1620077.3
April 2009GoodVery GoodVery GoodVery Good1620077.3
April 2007GoodVery GoodVery GoodVery Good1606377.4
April 2005GoodVery GoodVery GoodVery Good1600077.4
April 2003GoodVery GoodVery GoodVery Good1600075.5
September 2001GoodVery GoodVery GoodVery Good1600075.5
October 1999GoodVery Good-Very Good1600075.5
July 1998----1600072.5
April 1997FairFairFairFair1600056.6
May 1995FairFairFairFair1530057.0
July 1994FairFairFairFair1530050.9
June 1993PoorFairPoorSerious1530015.9
June 1992PoorFairPoorSerious1530021.0
May 1990PoorFairPoorFair1530038.2

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Prestressed Concrete Closed Web/Box Girderlinear ft.3,0603,060000
Deck
Reinforced Concrete Decksq. ft.11,88011,70817200
Wearing Surfacessq. ft.9,0008,81019000
Substructure
Reinforced Concrete Pier Walllinear ft.124124000
Reinforced Concrete Abutmentlinear ft.170170000
Reinforced Concrete Pier Caplinear ft.140140000
Joints
Strip Seal Jointlinear ft.104104000
Pourable Jointlinear ft.100100000
Compression Jointlinear ft.2424000
Bearings
Elastomeric Bearingeach102102000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.4323726000