STEAMBOAT SL ROAD over BROOKS SLOUGH
Map
Coordinates:
+46.26908, -123.4546146°16'09" N, 123°27'17" W
Facts
Source: National Bridge Inventory. Information not verified; use at your own risk.
Name: | STEAMBOAT SL ROAD over BROOKS SLOUGH |
Structure number: | 082249000000000 |
Location: | 0.1 S JCT SR 4 |
Purpose: | Carries highway over waterway |
Route classification: | Local (Rural) [09] |
Length of largest span: | 71.9 ft. [21.9 m] |
Total length: | 137.1 ft. [41.8 m] |
Roadway width between curbs: | 24.0 ft. [7.3 m] |
Deck width edge-to-edge: | 25.9 ft. [7.9 m] |
Owner: | County Highway Agency [02] |
Year built: | 1959 |
Historic significance: | Historical significance is not determinable at this time [4] |
Design load: | MS 18 / HS 20 [5] |
Number of main spans: | 3 |
Main spans material: | Prestressed concrete [5] |
Main spans design: | Stringer/Multi-beam or girder [02] |
Deck type: | Other [9] |
Wearing surface: | Bituminous [6] |
Latest Available Inspection: August 2018
Good/Fair/Poor Condition: | Fair |
Status: | Open, no restriction [A] |
Average daily traffic: | 187 [as of 2014] |
Truck traffic: | 5% of total traffic |
Deck condition: | Good [7 out of 9] |
Superstructure condition: | Satisfactory [6 out of 9] |
Substructure condition: | Fair [5 out of 9] |
Structural appraisal: | Somewhat better than minimum adequacy to tolerate being left in place as is [5] |
Deck geometry appraisal: | Somewhat better than minimum adequacy to tolerate being left in place as is [5] |
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] |
Scour condition: | Bridge is scour critical; bridge foundations determined to be unstable. [3] |
Sufficiency rating: | 78.5 |
Recommended work: | Other structural work, including hydraulic replacements. [38] |
Estimated cost of work: | $1,425,000 |
Previous Inspections
Date | Condition | Deck | Superstructure | Substructure | ADT | Suff. Rating |
---|
August 2018 | Fair | Good | Satisfactory | Fair | 187 | 78.5 |
August 2016 | Fair | Good | Satisfactory | Fair | 187 | 78.3 |
August 2014 | Fair | Good | Satisfactory | Fair | 187 | 78.3 |
August 2012 | Fair | Good | Satisfactory | Fair | 150 | 78.3 |
September 2010 | Fair | Good | Satisfactory | Fair | 150 | 78.3 |
August 2008 | Fair | Good | Satisfactory | Fair | 150 | 78.3 |
July 2006 | Fair | Good | Satisfactory | Satisfactory | 150 | 91.4 |
August 2004 | Fair | Good | Satisfactory | Satisfactory | 150 | 91.4 |
September 2002 | Fair | Good | Satisfactory | Satisfactory | 150 | 91.4 |
October 2000 | Fair | Good | Satisfactory | Satisfactory | 150 | 91.4 |
September 1998 | Good | Very Good | Very Good | Very Good | 150 | 86.4 |
September 1996 | Good | Very Good | Very Good | Very Good | 150 | 86.4 |
September 1994 | Good | Very Good | Very Good | Very Good | 150 | 85.9 |
June 1992 | Good | Very Good | Very Good | Very Good | 150 | 85.9 |
November 1990 | Good | Very Good | Very Good | Very Good | 150 | 85.9 |