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LEER ROAD over N THUNDER BAY RIVER

Presque Isle County, Michigan

Map

Coordinates:
+45.22069, -83.73912
45°13'14" N, 83°44'21" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.

Name:	LEER ROAD over N THUNDER BAY RIVER
Structure number:	000000000008981
Old structure number:	71200022000B010 `(from 1992 edition)`
Location:	5 MI SW OF POSEN
Purpose:	Carries highway over waterway
Route classification:	Major Collector (Rural) `[07]`
Length of largest span:	40.0 ft. `[12.2 m]`
Total length:	80.1 ft. `[24.4 m]`
Roadway width between curbs:	29.9 ft. `[9.1 m]`
Deck width edge-to-edge:	29.9 ft. `[9.1 m]`
Owner:	County Highway Agency `[02]`
Year built:	1968
Historic significance:	Bridge is not eligible for the National Register of Historic Places `[5]`
Design load:	M 18 / H 20 `[4]`
Number of main spans:	2
Main spans material:	Steel `[3]`
Main spans design:	Stringer/Multi-beam or girder `[02]`
Deck type:	Concrete Cast-in-Place `[1]`
Wearing surface:	Monolithic Concrete (concurrently placed with structural deck) `[1]`

Latest Available Inspection: September 2017

Good/Fair/Poor Condition:	Fair
Status:	Open, no restriction `[A]`
Average daily traffic:	610 `[as of 2007]`
Deck condition:	Very Good `[8 out of 9]`
Superstructure condition:	Good `[7 out of 9]`
Substructure condition:	Satisfactory `[6 out of 9]`
Structural appraisal:	Equal to present minimum criteria `[6]`
Deck geometry appraisal:	Equal to present minimum criteria `[6]`
Water adequacy appraisal:	Equal to present desirable criteria `[8]`
Roadway alignment appraisal:	Better than present minimum criteria `[7]`
Channel protection:	Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. `[6]`
Scour condition:	Bridge foundations determined to be stable for assessed or calculated scour conditions; field review indicates action is required. `[4]`
Sufficiency rating:	91.6

Previous Inspections

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
September 2017	Fair	Very Good	Good	Satisfactory	610	91.6
September 2015	Fair	Very Good	Good	Satisfactory	610	91.6
September 2013	Fair	Very Good	Good	Satisfactory	610	91.6
September 2011	Good	Very Good	Good	Good	610	91.6
September 2009	Good	Very Good	Good	Good	610	91.6
July 2007	Good	Very Good	Good	Good	610	90.6
June 2005	Good	Very Good	Very Good	Good	610	90.6
April 2003	Good	Very Good	Very Good	Good	610	90.6
April 2001	Good	Very Good	Very Good	Good	610	90.6
January 1999	Good	Very Good	Very Good	Good	610	95.6
October 1996	Good	Very Good	Very Good	Good	610	90.6
July 1994	Good	Very Good	Very Good	Good	610	90.6
May 1992	Good	Very Good	Very Good	Good	610	90.6
November 1989	Good	Very Good	Very Good	Very Good	610	93.6

© Copyright 2012-20, James Baughn
Disclaimer: All data is taken from the National Bridge Inventory and has not been verified.
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