+31.29695, -95.86952
31°17'49" N, 95°52'10" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:SH 7 over MILL CREEK
Structure number:171450033501023
Location:0.6 MI E OF FM 811
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Rural) [06]
Length of largest span:9.8 ft. [3.0 m]
Total length:44.9 ft. [13.7 m]
Skew angle:15°
Owner:State Highway Agency [01]
Year built:1966
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:4
Main spans material:Concrete [1]
Main spans design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: March 2015

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:2,610 [as of 2013]
Truck traffic:18% of total traffic
Structural appraisal:Better than present minimum criteria [7]
Water adequacy appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank protection is being eroded. River control devices and/or embankment have major damage. Trees and rush restrict the channel. [5]
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 assessed or calculated scour conditions; field review indicates action is required. [4]
Operating rating:48.5 tons [44.1 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:94.2

Previous Inspections

DateSuff. RatingConditionCulvert ConditionSD/FOADT
March 201594.2Good7 out of 10-2610
March 201393.0Good7 out of 10-2700
March 201192.4Good8 out of 10-2500
March 200982.9Good7 out of 10-3000
March 200783.9Good7 out of 10-2500
March 200584.1Good7 out of 10-2400
April 200383.6Good7 out of 10-3000
May 200183.6Good7 out of 10-3000
December 199894.0Good7 out of 10-2200
February 199783.1Good7 out of 10-2300
March 199591.5Good7 out of 10-1900
March 199392.0Good7 out of 10-1650
August 198991.1Good8 out of 10-2100

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Reinforced Concrete Culvertlinear ft.7070000