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STC 4782 over WHISKEY CREEK

Clearwater County, Idaho

Map

Coordinates:
+46.53806, -116.07361
46°32'17" N, 116°04'25" W

Facts

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

Name:	STC 4782 over WHISKEY CREEK
Structure number:	000000000020290
Location:	4.2 N. 8.9 E. OROFINO
Purpose:	Carries highway over waterway
Route classification:	Major Collector (Rural) `[07]`
Length of largest span:	28.9 ft. `[8.8 m]`
Total length:	28.9 ft. `[8.8 m]`
Roadway width between curbs:	67.9 ft. `[20.7 m]`
Deck width edge-to-edge:	67.9 ft. `[20.7 m]`
Skew angle:	60°
Owner:	County Highway Agency `[02]`
Year built:	1962
Historic significance:	Bridge is possibly eligible for the National Register of Historic Places `[3]`
Design load:	MS 18 / HS 20 `[5]`
Main span material:	Steel `[3]`
Main span design:	Culvert `[19]`
Deck type:	Not applicable `[N]`

Latest Available Inspection: June 2018

Good/Fair/Poor Condition:	Good
Status:	Open, no restriction `[A]`
Average daily traffic:	540 `[as of 2016]`
Truck traffic:	6% of total traffic
Structural appraisal:	Better than present minimum criteria `[7]`
Deck geometry appraisal:	Superior to present desirable criteria `[9]`
Water adequacy appraisal:	Superior to present desirable criteria `[9]`
Roadway alignment appraisal:	Equal to present desirable criteria `[8]`
Channel protection:	Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. `[8]`
Culvert condition:	Shrinkage cracks, light scaling and insignificant spalling which does not expose reinforcing steel. Insignificant damage caused by drift with no misalignment and not requiring corrective action. Some minor scouring has occured near curtain walls, wingwalls or pipes. Metal culverts have a smooth symmetrical curvature with superficial corrosion and no pitting. `[7]`
Scour condition:	Bridge foundations determined to be stable for the assessed or calculated scour condition. `[8]`
Sufficiency rating:	99.3

Previous Inspections

Date	Condition	Culvert Condition	ADT	Suff. Rating
June 2018	Good	7 out of 10	540	99.3
June 2016	Good	7 out of 10	540	96.4
June 2014	Good	7 out of 10	540	96.4
June 2012	Good	7 out of 10	540	99.3
June 2010	Good	7 out of 10	540	99.3
June 2008	Good	8 out of 10	540	99.3
June 2006	Good	8 out of 10	540	99.3
June 2004	Good	8 out of 10	540	99.3
July 2002	Good	8 out of 10	540	99.3
July 2000	Good	8 out of 10	540	96.3
July 1998	Good	8 out of 10	540	96.3
July 1996	Good	8 out of 10	740	96.1
July 1994	Good	8 out of 10	740	96.1
July 1992	Good	8 out of 10	600	96.2
July 1990	Good	8 out of 10	600	96.2

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.

Element	Units	Quantity	1-Good	2-Fair	3-Poor	4-Serious
Culvert
Steel Culvert	linear ft.	69	0	69	0	0
Steel Protective Coating	sq. ft.	3,992	3,792	200	0	0

© 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/1132349