+29.28698, -99.76027
29°17'13" N, 99°45'37" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US 83 over NATHO DRAW
Structure number:152320003608015
Location:4.0 MI N OF SH 55
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Rural) [06]
Length of largest span:3.9 ft. [1.2 m]
Total length:23.0 ft. [7.0 m]
Owner:State Highway Agency [01]
Year built:1932
Year reconstructed:1957
Historic significance:Bridge is possibly eligible for the National Register of Historic Places [3]
Number of main spans:5
Main spans material:Concrete [1]
Main spans design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: August 2016

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:2,280 [as of 2013]
Truck traffic:19% of total traffic
Structural 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 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: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:35.6 tons [32.4 metric tons]
Inventory rating:26.7 tons [24.3 metric tons]
Sufficiency rating:92.3

Previous Inspections

DateSuff. RatingConditionCulvert ConditionSD/FOADT
August 201692.3Good7 out of 10-2280
September 201489.2Good7 out of 10-2500
September 201289.2Good7 out of 10-2500
September 201089.5Good7 out of 10-2400
September 200889.5Good7 out of 10-2600
September 200687.5Good7 out of 10-2600
September 200494.8Good7 out of 10-2400
September 200294.8Good7 out of 10-2200
August 200094.8Good7 out of 10-2400
September 199894.8Good7 out of 10-1950
April 199693.8Good7 out of 10-1800
March 199494.9Good7 out of 10-1650
September 198991.9Good8 out of 10-1700

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Reinforced Concrete Culvertlinear ft.7373000