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SOUTH TWELFTH ST over NORFOLK SOUTHERN RR

Map 

Coordinates:
+40.42538, -79.98087
40°25'31" N, 79°58'51" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:SOUTH TWELFTH ST over NORFOLK SOUTHERN RR
Structure number:000000000002454
Old structure number:027301000031040 (from 1992 edition)
Location:301104 12TH ST-SOUTH SIDE
Purpose:Carries highway and pedestrian walkway over railroad
Route classification:Local (Urban) [19]
Length of largest span:70.9 ft. [21.6 m]
Total length:75.1 ft. [22.9 m]
Roadway width between curbs:32.2 ft. [9.8 m]
Deck width edge-to-edge:40.4 ft. [12.3 m]
Vertical clearance below bridge:19.7 ft. [6.0 m]
Owner:City or Municipal Highway Agency [04]
Year built:1901
Year reconstructed:1994
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 22.5 / HS 25 [9]
Main span material:Steel [3]
Main span 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: October 2014 

Status:Open, no restriction [A]
Average daily traffic:3,000 [as of 2008]
Truck traffic:4% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Meets minimum tolerable limits to be left in place as is [4]
Scour condition:Bridge not over waterway. [N]
Operating rating:98.8 tons [89.8 metric tons]
Inventory rating:66.8 tons [60.7 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:89.5

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
October 201489.5Functionally obsoleteGoodVery GoodGood3000
October 201289.5Functionally obsoleteGoodVery GoodGood3000
October 201089.5Functionally obsoleteGoodVery GoodGood3000
October 200889.5Functionally obsoleteGoodVery GoodGood3000
October 200689.5Functionally obsoleteGoodVery GoodGood3000
December 200689.5Functionally obsoleteGoodVery GoodGood3000
October 200492.6Not deficientGoodVery GoodGood3000
November 200292.6Not deficientGoodVery GoodGood3000
November 200092.6Not deficientGoodVery GoodGood3000
October 199892.6Not deficientGoodGoodGood3000
November 199691.6Not deficientVery GoodVery GoodVery Good3000
October 199492.5Not deficientExcellentVery GoodVery Good3000
April 199335.6Structurally deficientPoorFairSatisfactory3000
April 199242.9Structurally deficientPoorFairSatisfactory2700
April 199143.0Structurally deficientPoorFairSatisfactory2600