+35.78082, -79.46143
35°46'51" N, 79°27'41" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:SR1312 over ROCKY RIVER
Structure number:000000000370380
Old structure number:000000000037380 (from 1992 edition)
Location:0.6 MI. W. JCT. SR1355
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:68.9 ft. [21.0 m]
Total length:211.0 ft. [64.3 m]
Roadway width between curbs:28.2 ft. [8.6 m]
Deck width edge-to-edge:30.8 ft. [9.4 m]
Skew angle:
Owner:State Highway Agency [01]
Year built:1979
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 13.5 / HS 15 [3]
Number of main spans:3
Main spans material:Prestressed concrete [5]
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: September 2014 

Status:Open, no restriction [A]
Average daily traffic:230 [as of 2011]
Truck traffic:6% 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]
Water adequacy appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:97.8 tons [88.9 metric tons]
Inventory rating:33.9 tons [30.8 metric tons]
Sufficiency rating:99.2

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
September 201499.2Not deficientGoodGoodGood230
September 201299.2Not deficientGoodGoodGood230
September 201099.1Not deficientSatisfactoryGoodGood270
September 200899.1Not deficientSatisfactoryGoodGood240
September 200699.9Not deficientSatisfactoryVery GoodGood260
August 200399.9Not deficientSatisfactoryVery GoodGood260
September 200199.9Not deficientSatisfactoryVery GoodGood160
August 199999.9Not deficientSatisfactoryVery GoodGood160
August 199799.9Not deficientSatisfactoryVery GoodGood140
August 199599.9Not deficientGoodVery GoodGood150
October 199392.4Not deficientGoodVery GoodGood160
October 199192.5Not deficientGoodVery GoodGood60