TR 99 over BRANCH OF PIASA CK

Map

Coordinates:
+39.10146, -90.21463
39°06'05" N, 90°12'53" W

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

Name:	TR 99 over BRANCH OF PIASA CK
Structure number:	042310200000000
Old structure number:	000042310221226 `(from 1992 edition)`
Location:	1 MI S RTE 16
Purpose:	Carries highway over waterway
Route classification:	Local (Rural) `[09]`
Length of largest span:	47.9 ft. `[14.6 m]`
Total length:	81.0 ft. `[24.7 m]`
Roadway width between curbs:	24.0 ft. `[7.3 m]`
Deck width edge-to-edge:	24.0 ft. `[7.3 m]`
Skew angle:	35°
Owner:	Town or Township Highway Agency `[03]`
Year built:	1987
Historic significance:	Bridge is not eligible for the National Register of Historic Places `[5]`
Design load:	MS 18 / HS 20 `[5]`
Number of main spans:	2
Main spans material:	Prestressed concrete `[5]`
Main spans design:	Box beam or girders - Multiple `[05]`
Deck type:	Concrete Precast Panels `[2]`
Wearing surface:	Gravel `[8]`

Good/Fair/Poor Condition:	Good
Status:	Open, no restriction `[A]`
Average daily traffic:	75 `[as of 2012]`
Truck traffic:	13% of total traffic
Deck condition:	Very Good `[8 out of 9]`
Superstructure condition:	Very Good `[8 out of 9]`
Substructure condition:	Good `[7 out of 9]`
Structural appraisal:	Better than present minimum criteria `[7]`
Deck geometry appraisal:	Equal to present minimum criteria `[6]`
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 assessed or calculated scour condition. `[5]`
Operating rating:	48.8 tons `[44.4 metric tons]`
Inventory rating:	35.6 tons `[32.4 metric tons]`
Sufficiency rating:	100.0

Date	Suff. Rating	Condition	Deck	Superstructure	Substructure	SD/FO	ADT
January 2015	100.0	Good	Very Good	Very Good	Good	-	75
January 2011	100.0	Good	Very Good	Very Good	Very Good	-	100
March 2006	100.0	Good	Very Good	Very Good	Very Good	-	100
January 2001	94.4	Good	Very Good	Very Good	Very Good	-	125
March 1997	94.4	Good	Very Good	Very Good	Very Good	-	125
February 1995	100.0	Good	Very Good	Very Good	Very Good	-	50
February 1993	100.0	Good	Very Good	Very Good	Very Good	-	25
March 1991	100.0	Good	Very Good	Very Good	Very Good	-	25