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FM over JONATHAN CREEK

Decatur County, Iowa

Map

Coordinates:
+40.80566, -93.67315
40°48'20" N, 93°40'23" W

View more info at Bridgehunter.com

Facts

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

Name:	FM over JONATHAN CREEK
Structure number:	000000000137860
Location:	069250103
Purpose:	Carries highway over waterway
Route classification:	Minor Collector (Rural) `[08]`
Length of largest span:	105.0 ft. `[32.0 m]`
Total length:	106.0 ft. `[32.3 m]`
Roadway width between curbs:	20.0 ft. `[6.1 m]`
Deck width edge-to-edge:	20.0 ft. `[6.1 m]`
Vertical clearance above deck:	14.1 ft. `[4.3 m]`
Skew angle:	30°
Owner:	County Highway Agency `[02]`
Year built:	1920
Year reconstructed:	1970
Historic significance:	Bridge is possibly eligible for the National Register of Historic Places `[3]`
Main span material:	Steel `[3]`
Main span design:	Truss - Thru `[10]`
Deck type:	Corrugated Steel `[6]`
Wearing surface:	Gravel `[8]`

Latest Available Inspection: November 2017

Good/Fair/Poor Condition:	Poor
Status:	Posted for load `[P]`
Average daily traffic:	30 `[as of 2016]`
Deck condition:	Good `[7 out of 9]`
Superstructure condition:	Poor `[4 out of 9]`
Substructure condition:	Poor `[4 out of 9]`
Structural appraisal:	Meets minimum tolerable limits to be left in place as is `[4]`
Deck geometry appraisal:	Meets minimum tolerable limits to be left in place as is `[4]`
Water adequacy appraisal:	Better than present minimum criteria `[7]`
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 the assessed or calculated scour condition. `[8]`
Sufficiency rating:	38.0
Recommended work:	Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. `[31]`

Previous Inspections

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
November 2017	Poor	Good	Poor	Poor	30	38.0
November 2015	Poor	Good	Poor	Poor	25	38.0
November 2013	Poor	Good	Poor	Fair	25	38.0
November 2011	Poor	Good	Poor	Fair	25	38.0
November 2009	Fair	Good	Fair	Satisfactory	25	44.8
January 2008	Fair	Good	Satisfactory	Good	30	55.0
October 2005	Fair	Good	Satisfactory	Good	30	55.0
November 2002	Fair	Good	Satisfactory	Good	35	55.0
April 2000	Fair	Good	Satisfactory	Good	35	55.0
January 1998	Fair	Good	Satisfactory	Good	20	56.4
January 1996	Good	Good	Good	Good	20	63.8
August 1994	Good	Good	Good	Good	30	63.8
August 1992	Good	Good	Good	Good	30	63.8
August 1990	Good	Good	Good	Good	30	72.6

© Copyright 2012-20, James Baughn
Disclaimer: All data is taken from the National Bridge Inventory and has not been verified.
This page's URL is http://bridgereports.com/1115487