Share:

US 77 NB over DRAINAGE DITCH

Map

Coordinates:
+26.87559, -97.78800
26°52'32" N, 97°47'17" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US 77 NB over DRAINAGE DITCH
Structure number:210660032704049
Location:19.10 MI N OF WILLACY C/L
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Other (Rural) [02]
Length of largest span:7.9 ft. [2.4 m]
Total length:37.1 ft. [11.3 m]
Roadway width between curbs:37.7 ft. [11.5 m]
Deck width edge-to-edge:40.0 ft. [12.2 m]
Owner:State Highway Agency [01]
Year built:1988
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:4
Main spans material:Concrete [1]
Main spans design:Culvert [19]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: February 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:4,640 [as of 2013]
Truck traffic:26% of total traffic
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Equal to present minimum criteria [6]
Water adequacy appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
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:98.6

Previous Inspections

DateConditionCulvert ConditionADTSuff. Rating
February 2017Good7 out of 10464098.6
February 2013Good7 out of 10470096.6
April 2009Good7 out of 10520096.5
May 2007Good7 out of 10470096.6
May 2005Fair6 out of 10470096.6
May 2003Good7 out of 10470097.6
June 2001Good7 out of 10470097.6
June 1999Good7 out of 10485097.5
September 1997Good7 out of 10360097.7
September 1995Good8 out of 10340097.7
May 1993Good7 out of 10325097.8
January 1991Good9 out of 10305097.8

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Culvert
Reinforced Concrete Culvertlinear ft.1601491010
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.100881200