NFA 2271 (SA 6108) over COLDWATER BRANCH


+35.46944, -84.82194
35°28'10" N, 84°49'19" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:NFA 2271 (SA 6108) over COLDWATER BRANCH
Structure number:61022710003
Location:WEST OF SR58
Purpose:Carries highway over waterway
Route classification:Minor Collector (Rural) [08]
Length of largest span:15.1 ft. [4.6 m]
Total length:34.1 ft. [10.4 m]
Roadway width between curbs:33.1 ft. [10.1 m]
Deck width edge-to-edge:35.1 ft. [10.7 m]
Skew angle:15°
Owner:County Highway Agency [02]
Year built:1984
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Number of main spans:2
Main spans material:Concrete continuous [2]
Main spans design:Culvert [19]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: June 2015

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:330 [as of 2016]
Truck traffic:6% of total traffic
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Better than present minimum criteria [7]
Water adequacy appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Equal to present minimum criteria [6]
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:48.5 tons [44.1 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:98.9

Previous Inspections

DateSuff. RatingConditionCulvert ConditionSD/FOADT
June 201598.9Good7 out of 10-330
June 201398.9Good7 out of 10-330
June 201199.9Good7 out of 10-330
May 200999.9Good7 out of 10-330
May 200799.9Good7 out of 10-330
May 200599.9Good7 out of 10-330
June 200399.9Good8 out of 10-330
July 200199.8Good8 out of 10-320
July 199999.9Good8 out of 10-280
June 199799.9Good8 out of 10-220
September 199597.9Good8 out of 10-210
August 199397.9Good8 out of 10-240
September 199197.9Good8 out of 10-190