TWP. ROAD 4 over AI CREEK

Map

Coordinates:
+41.62920, -83.93535
41°37'45" N, 83°56'07" W

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

Name:	TWP. ROAD 4 over AI CREEK
Structure number:	2632411
Location:	0.1 MI. N. OF ROAD L
Purpose:	Carries highway over waterway
Route classification:	Local (Rural) `[09]`
Length of largest span:	21.7 ft. `[6.6 m]`
Total length:	21.7 ft. `[6.6 m]`
Skew angle:	45°
Owner:	County Highway Agency `[02]`
Year built:	1981
Historic significance:	Bridge is not eligible for the National Register of Historic Places `[5]`
Design load:	MS 18 / HS 20 `[5]`
Main span material:	Steel `[3]`
Main span design:	Culvert `[19]`
Deck type:	Not applicable `[N]`

Good/Fair/Poor Condition:	Fair
Status:	Open, no restriction `[A]`
Average daily traffic:	221 `[as of 2015]`
Truck traffic:	22% of total traffic
Structural appraisal:	Equal to present minimum criteria `[6]`
Water adequacy appraisal:	Equal to present desirable criteria `[8]`
Roadway alignment appraisal:	Equal to present desirable criteria `[8]`
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]`
Culvert condition:	Deterioration or initial disintegration, minor chloride contamination, cracking with some leaching, or spalls on concrete or masonry walls and slabs. Local minor scouring at curtain walls, wingwalls or pipes. Metal culverts have a smooth curvature, non-symmetrical shape, significant corrosion or moderate pitting. `[6]`
Scour condition:	Bridge foundations determined to be stable for the assessed or calculated scour condition. `[8]`
Sufficiency rating:	97.0

Date	Condition	Culvert Condition	ADT	Suff. Rating
December 2018	Fair	6 out of 10	221	97.0
November 2017	Fair	6 out of 10	221	97.0
December 2016	Fair	6 out of 10	221	97.0
October 2015	Fair	6 out of 10	221	100.0
October 2014	Fair	6 out of 10	237	100.0
November 2013	Fair	6 out of 10	237	100.0
September 2012	Good	7 out of 10	237	100.0
November 2011	Good	7 out of 10	237	100.0
November 2010	Good	7 out of 10	237	100.0
October 2009	Good	7 out of 10	287	100.0
October 2008	Good	7 out of 10	287	100.0
October 2007	Good	7 out of 10	287	100.0
October 2006	Good	7 out of 10	287	100.0
November 2004	Good	7 out of 10	287	100.0
October 2003	Good	7 out of 10	287	100.0
November 2002	Good	7 out of 10	287	100.0
November 2001	Good	7 out of 10	287	100.0
November 1999	Good	8 out of 10	287	100.0
November 1998	Good	8 out of 10	100	100.0
November 1997	Good	8 out of 10	100	100.0
November 1996	Good	8 out of 10	100	100.0
November 1995	Good	8 out of 10	100	100.0
December 1994	Good	8 out of 10	100	100.0
November 1993	Good	8 out of 10	100	100.0
November 1992	Good	8 out of 10	100	100.0
December 1991	Good	8 out of 10	100	100.0