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US 521 NB over STREAM

Map

Coordinates:
+34.83239, -80.80514
34°49'57" N, 80°48'18" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US 521 NB over STREAM
Structure number:000000000006314
Old structure number:002920052110800 (from 1992 edition)
Location:7.2 MI N OF LANCASTER
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Other (Rural) [02]
Length of largest span:9.8 ft. [3.0 m]
Total length:23.0 ft. [7.0 m]
Roadway width between curbs:44.0 ft. [13.4 m]
Deck width edge-to-edge:120.1 ft. [36.6 m]
Owner:State Highway Agency [01]
Year built:1973
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:2
Main spans material:Concrete [1]
Main spans design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: September 2016

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:9,500 [as of 2015]
Truck traffic:8% of total traffic
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Water adequacy appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Better than present minimum criteria [7]
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:92.1 tons [83.7 metric tons]
Inventory rating:55.4 tons [50.4 metric tons]
Sufficiency rating:76.9
Recommended work:Widening of existing bridge with deck rehabilitation or replacement. [34]
Estimated cost of work:$65,000

Previous Inspections

DateSuff. RatingConditionCulvert ConditionSD/FOADT
September 201676.9Good7 out of 10FO9500
September 201476.9Good7 out of 10FO8800
September 201277.0Good7 out of 10FO8700
October 201077.0Good7 out of 10FO8650
September 200876.9Good7 out of 10FO9100
September 200676.9Good7 out of 10FO8900
September 200481.0Good7 out of 10-8600
August 199879.5Good8 out of 10-8550
May 199079.1Good8 out of 10-10055