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US 77 over BRANCH OF COW BAYOU

Map

Coordinates:
+31.33148, -97.08569
31°19'53" N, 97°05'08" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US 77 over BRANCH OF COW BAYOU
Structure number:090740020902058
Location:2.75 MI N OF SH 7
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Rural) [06]
Length of largest span:9.8 ft. [3.0 m]
Total length:24.0 ft. [7.3 m]
Skew angle:30°
Owner:State Highway Agency [01]
Year built:1958
Historic significance:Bridge is possibly eligible for the National Register of Historic Places [3]
Design load:MS 18 / HS 20 [5]
Number of main spans:2
Main spans material:Concrete [1]
Main spans design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: November 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:5,860 [as of 2013]
Truck traffic:13% of total traffic
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Water adequacy appraisal:Equal to present minimum criteria [6]
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]
Culvert condition:Moderate to major deterioration or disintegration, extensive cracking and leaching or spalls on concrete or masonry walls and slabs. Minor settlement or misalignment. Noticeable scouring or erosion at curtain walls, wingwalls or pipes. Metal culverts have significant distortion and deflection in one section, significant corrosion or deep pitting. [5]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:85.8
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$400,000

Previous Inspections

DateConditionCulvert ConditionADTSuff. Rating
November 2016Fair5 out of 10586085.8
November 2014Fair5 out of 10460086.5
November 2012Fair6 out of 10460094.8
December 2010Fair6 out of 10550097.4
December 2008Fair6 out of 10640094.0
January 2007Fair6 out of 10610097.1
February 2005Fair6 out of 10610097.1
April 2003Fair5 out of 10520086.2
May 1999Fair6 out of 10500095.7
February 1997Fair6 out of 10460092.8
January 1995Fair6 out of 10430096.1
March 1993Fair6 out of 10410096.2
September 1989Good8 out of 10420096.1