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COVERED BRIDGE RD over GRAYS RIVER

Wahkiakum County, Washington

Map

Coordinates:
+46.35500, -123.58083
46°21'18" N, 123°34'51" W

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Facts

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

Name:	COVERED BRIDGE RD over GRAYS RIVER
Structure number:	085724000000000
Location:	0.1 MI E OF LOOP RD
Purpose:	Carries highway over waterway
Route classification:	Local (Rural) `[09]`
Length of largest span:	73.2 ft. `[22.3 m]`
Total length:	191.9 ft. `[58.5 m]`
Roadway width between curbs:	12.5 ft. `[3.8 m]`
Deck width edge-to-edge:	13.1 ft. `[4.0 m]`
Vertical clearance above deck:	11.5 ft. `[3.5 m]`
Owner:	County Highway Agency `[02]`
Year built:	1989
Historic significance:	Bridge is on the National Register of Historic Places `[1]`
Design load:	M 13.5 / H 15 `[2]`
Number of main spans:	2
Main spans material:	Wood or timber `[7]`
Main spans design:	Truss - Thru `[10]`
Deck type:	Wood or Timber `[8]`
Wearing surface:	Wood or Timber `[7]`

Latest Available Inspection: November 2018

Good/Fair/Poor Condition:	Good
Status:	Posted for load `[P]`
Average daily traffic:	361 `[as of 2014]`
Truck traffic:	1% of total traffic
Deck condition:	Good `[7 out of 9]`
Superstructure condition:	Good `[7 out of 9]`
Substructure condition:	Good `[7 out of 9]`
Structural appraisal:	Meets minimum tolerable limits to be left in place as is `[4]`
Deck geometry appraisal:	Basically intolerable requiring high priority of replacement `[2]`
Water adequacy appraisal:	Somewhat better than minimum adequacy to tolerate being left in place as is `[5]`
Roadway alignment appraisal:	Basically intolerable requiring high priority of corrrective action `[3]`
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]`
Scour condition:	Bridge is scour critical; bridge foundations determined to be unstable. `[3]`
Sufficiency rating:	43.0
Recommended work:	Other structural work, including hydraulic replacements. `[38]`
Estimated cost of work:	$1,536,000

Previous Inspections

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
November 2018	Good	Good	Good	Good	361	43.0
November 2016	Good	Good	Good	Good	361	43.0
November 2014	Good	Good	Good	Good	361	42.8
November 2012	Good	Good	Good	Good	80	43.2
November 2010	Good	Good	Good	Good	80	43.2
December 2008	Fair	Fair	Satisfactory	Satisfactory	80	42.2
October 2006	Fair	Good	Satisfactory	Satisfactory	80	43.2
October 2004	Fair	Good	Satisfactory	Fair	80	33.1
September 2002	Fair	Good	Satisfactory	Satisfactory	80	43.2
August 2000	Fair	Very Good	Very Good	Satisfactory	80	43.2
September 1998	Good	Very Good	Very Good	Very Good	80	47.2
September 1996	Good	Very Good	Very Good	Very Good	80	47.2
September 1994	Good	Very Good	Very Good	Very Good	80	49.2
June 1992	Good	Very Good	Very Good	Very Good	80	49.2
October 1990	Good	Very Good	Very Good	Very Good	80	49.2

© 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/1595249