SR1004 over US421


+35.74836, -79.44652
35°44'54" N, 79°26'47" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:SR1004 over US421
Structure number:000000000370445
Location:0.3 MI. S. JCT. SR1363
Purpose:Carries highway over highway
Route classification:Collector (Urban) [17]
Length of largest span:117.1 ft. [35.7 m]
Total length:232.0 ft. [70.7 m]
Roadway width between curbs:40.0 ft. [12.2 m]
Deck width edge-to-edge:42.7 ft. [13.0 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:
Owner:State Highway Agency [01]
Year built:1984
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:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: February 2016 

Status:Open, no restriction [A]
Average daily traffic:3,800 [as of 2012]
Truck traffic:7% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Equal to present minimum criteria [6]
Underclearances appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge not over waterway. [N]
Operating rating:98.8 tons [89.8 metric tons]
Inventory rating:69.9 tons [63.5 metric tons]
Sufficiency rating:99.6

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
February 201699.6Not deficientGoodGoodGood3800
February 201499.6Not deficientGoodGoodGood3800
February 201299.6Not deficientGoodGoodGood4100
February 201099.7Not deficientSatisfactoryVery GoodSatisfactory3500
February 200899.7Not deficientSatisfactoryVery GoodSatisfactory3000
October 200699.7Not deficientSatisfactoryVery GoodSatisfactory3000
April 200499.6Not deficientGoodVery GoodSatisfactory4700
July 200299.6Not deficientGoodVery GoodSatisfactory3950
August 200099.6Not deficientGoodVery GoodSatisfactory3950
May 199899.6Not deficientGoodVery GoodSatisfactory3750
May 199099.7Not deficientGoodVery GoodGood3700