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PORTER ROAD over RAINY RIVER

Presque Isle County, Michigan

Map

Coordinates:
+45.34074, -84.15229
45°20'27" N, 84°09'08" W

Facts

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

Name:	PORTER ROAD over RAINY RIVER
Structure number:	000000000008977
Old structure number:	71200016000B010 `(from 1992 edition)`
Location:	ALLIS TWP SEC 11 & 12
Purpose:	Carries highway over waterway
Route classification:	Major Collector (Rural) `[07]`
Length of largest span:	42.7 ft. `[13.0 m]`
Total length:	44.0 ft. `[13.4 m]`
Roadway width between curbs:	28.5 ft. `[8.7 m]`
Deck width edge-to-edge:	31.2 ft. `[9.5 m]`
Owner:	County Highway Agency `[02]`
Year built:	2008
Historic significance:	Bridge is not eligible for the National Register of Historic Places `[5]`
Design load:	MS 18 / HS 20 `[5]`
Main span material:	Prestressed concrete `[5]`
Main span design:	Box beam or girders - Multiple `[05]`
Deck type:	Concrete Cast-in-Place `[1]`
Wearing surface:	Epoxy Overlay `[5]`

Latest Available Inspection: September 2017

Good/Fair/Poor Condition:	Good
Status:	Open, no restriction `[A]`
Average daily traffic:	650 `[as of 2007]`
Truck traffic:	3% of total traffic
Deck condition:	Good `[7 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:	Somewhat better than minimum adequacy to tolerate being left in place as is `[5]`
Water adequacy appraisal:	Superior to present desirable criteria `[9]`
Roadway alignment appraisal:	Equal to present desirable criteria `[8]`
Channel protection:	Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. `[7]`
Scour condition:	Bridge foundations determined to be stable for assessed or calculated scour condition. `[5]`
Sufficiency rating:	98.7

Previous Inspections

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
September 2017	Good	Good	Very Good	Very Good	650	98.7
September 2015	Good	Good	Very Good	Very Good	650	98.7
September 2013	Good	Very Good	Very Good	Very Good	650	98.7
September 2011	Good	Very Good	Very Good	Very Good	650	98.7
September 2009	Good	Excellent	Excellent	Excellent	650	98.7
July 2007	Poor	Poor	Critical	Poor	650	25.2
June 2005	Poor	Poor	Serious	Poor	650	25.4
April 2003	Poor	Poor	Poor	Poor	650	32.4
April 2001	Poor	Poor	Poor	Poor	650	28.8
January 1999	Poor	Poor	Fair	Poor	650	34.2
October 1996	Fair	Fair	Satisfactory	Fair	650	46.7
July 1994	Fair	Satisfactory	Satisfactory	Fair	650	56.9
May 1992	Fair	Satisfactory	Satisfactory	Fair	650	56.9
November 1989	Good	Good	Good	Good	650	67.0

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