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US 49 over UNNAMED STREAM

Map

Coordinates:
+31.96174, -89.85351
31°57'42" N, 89°51'13" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US 49 over UNNAMED STREAM
Structure number:210004906412570
Location:0.4 MI N SR 540
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Other (Rural) [02]
Length of largest span:16.1 ft. [4.9 m]
Total length:40.0 ft. [12.2 m]
Owner:State Highway Agency [01]
Year built:1961
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
Number of main spans:2
Main spans material:Concrete [1]
Main spans design:Culvert [19]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: April 2015

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:16,000 [as of 2012]
Truck traffic:20% of total traffic
Structural appraisal:Better than present minimum criteria [7]
Water adequacy appraisal:Equal to present desirable criteria [8]
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:88.9 tons [80.8 metric tons]
Inventory rating:53.2 tons [48.4 metric tons]
Sufficiency rating:83.2
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$700,000,000

Previous Inspections

DateSuff. RatingConditionCulvert ConditionSD/FOADT
April 201583.2Good7 out of 10-16000
April 201384.1Good7 out of 10-16000
April 201183.8Good7 out of 10-21000
October 200983.8Good7 out of 10-22000
October 200783.8Good7 out of 10-21000
July 200583.8Good7 out of 10-22000
July 200383.9Good7 out of 10-20000
June 200178.9Good7 out of 10-20000
July 199956.0Fair5 out of 10-20000
July 199756.0Fair5 out of 10-20000
August 199667.0Good8 out of 10-20000
August 199567.0Good8 out of 10-18000
September 199467.0Good8 out of 10-14890
June 199167.0Good8 out of 10-14890
July 198974.0Good8 out of 10-6615

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Culvert
Reinforced Concrete Culvertlinear ft.200200000