SH 173 over DRAW


+29.87777, -99.10652
29°52'40" N, 99°06'23" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:SH 173 over DRAW
Structure number:151330042105030
Location:1.0 MI S OF FM 480
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Other (Rural) [02]
Length of largest span:9.8 ft. [3.0 m]
Total length:24.9 ft. [7.6 m]
Roadway width between curbs:44.9 ft. [13.7 m]
Deck width edge-to-edge:47.2 ft. [14.4 m]
Skew angle:30°
Owner:State Highway Agency [01]
Year built:1963
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:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: July 2016 

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:3,950 [as of 2013]
Truck traffic:8% of total traffic
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Superior to present desirable criteria [9]
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]
Operating rating:48.5 tons [44.1 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:88.1

Previous Inspections 

DateSuff. RatingConditionCulvert ConditionSD/FOADT
July 201688.1Good7 out of 10-3950
January 201579.8Good7 out of 10-3900
January 201379.8Good7 out of 10-3900
January 201180.7Good7 out of 10-3700
December 200880.1Good7 out of 10-3900
January 200781.6Good7 out of 10-4100
November 200481.3Good7 out of 10-4100
October 200281.3Good7 out of 10-4100
October 200083.2Good7 out of 10-3400
October 199881.0Good7 out of 10-3100
April 199682.4Good7 out of 10-2600
January 199482.7Good7 out of 10-2500
September 198976.3Good7 out of 10-2100