Ohio Bridge Inventory Guide Ohio Bridge Inventory Coding Guide ORC 723.54, 5501.47, 5543.20 Revised 2021-01 Ohio Bridge Inventory Coding Guide Page 1 Ohio Bridge Inventory Guide TABLE OF CONTENTS INTRODUCTION ........................................................................................................................................... 11 INVENTORY RESPONSIBILITY ....................................................................................................................... 11 DEFINITIONS ................................................................................................................................................ 12 AssetWise Bridge Inventory Coding Guide ................................................................................................. 16 STRUCTURE FILE NUMBER (SFN) ................................................................................................................. 16 Updating the Bridge Inventory Records...................................................................................................... 17 Creating an Asset in AWS ............................................................................................................................ 18 Updating Bridge Data (Edit Asset Values) ................................................................................................... 18 Retiring a Bridge Record, SFN (Asset) ......................................................................................................... 18 NOMENCLATURE ......................................................................................................................................... 19 STRUCTURE INVENTORY CODING INSTRUCTIONS ...................................................................................... 22 National Bridge Inventory (NBI) Items ........................................................................................................ 22 NBI #1 – State Code ................................................................................................................................ 22 NBI #2 – Highway Agency District ........................................................................................................... 22 NBI #3 – County (Parish) Code ................................................................................................................ 22 NBI #4 – Place Code (FIPS) ...................................................................................................................... 23 NBI #5 – Inventory Route ........................................................................................................................ 23 NBI # 5A – Record Type (On/Under) ....................................................................................................... 23 NBI # 5B – Route Signing Prefix (Highway System) ................................................................................. 25 NBI #5C – Designated Level of Service (Highway Designation) .............................................................. 26 NBI #5D – Route Number ........................................................................................................................ 26 NBI #5E – Directional Suffix .................................................................................................................... 27 NBI #6 – Feature Intersected .................................................................................................................. 27 NBI #7 – Facility Carried by Structure ..................................................................................................... 27 NBI #8 – Structure File Number (SFN)..................................................................................................... 27 NBI #9 – Location .................................................................................................................................... 28 NBI #10 – Inventory Route, Minimum Vertical Clearance ...................................................................... 28 NBI # 11 – Mile-point .............................................................................................................................. 28 NBI # 12 – Base Highway Network .......................................................................................................... 29 NBI # 13 – A - LRS Inventory Route, B - Subroute Number ..................................................................... 29 NBI #14 and NBI #15 - Reserved ............................................................................................................. 29 Ohio Bridge Inventory Coding Guide Page 2 Ohio Bridge Inventory Guide NBI # 16 – Latitude .................................................................................................................................. 30 NBI # 17 – Longitude ............................................................................................................................... 31 NBI #18 - Reserved .................................................................................................................................. 33 NBI # 19 – Bypass, Detour Length ........................................................................................................... 33 NBI #20 – Toll .......................................................................................................................................... 35 NBI #21 – Maintenance Responsibility ................................................................................................... 35 NBI #22 – Owner ..................................................................................................................................... 36 NBI #23, NBI #24 and NBI #25 - Reserved ............................................................................................... 37 NBI #26 – Functional Classification of Inventory Route .......................................................................... 37 NBI #27 – Year Built ................................................................................................................................ 37 NBI #28 – Lanes On and Lanes Under ..................................................................................................... 38 NBI #28A – Lanes On ............................................................................................................................... 38 NBI #28B – Lanes Under .......................................................................................................................... 38 NBI #29 – Average Daily Traffic (ADT) ..................................................................................................... 38 NBI #30 – Year of Average Daily Traffic .................................................................................................. 39 NBI #31 – Design Load ............................................................................................................................ 39 NBI #32 – Approach Roadway Width ...................................................................................................... 39 NBI #33 – Bridge Median ........................................................................................................................ 40 NBI #34 – Skew........................................................................................................................................ 40 NBI #35 – Structure Flared ...................................................................................................................... 41 NBI #s 36A, B, C, & D – Traffic Safety Features ....................................................................................... 41 NBI #37 – Historical Significance Code .................................................................................................... 41 NBI #38 – Navigation Control .................................................................................................................. 41 NBI #39 – Navigation Vertical Clearance ................................................................................................ 41 NBI #40 – Navigation Horizontal Clearance ............................................................................................ 42 NBI #41 – Structure Open, Posted, or Closed to Traffic.......................................................................... 42 NBI #42A – Type of Service On ............................................................................................................... 43 NBI #42B – Type of Service Under .......................................................................................................... 43 NBI #43 –Structure Type - Main .............................................................................................................. 43 NBI #44 – Structure Type - Approach ..................................................................................................... 45 NBI #45 – Number of Spans in Main Unit ............................................................................................... 46 NBI #46 – Number of Approach Spans ................................................................................................... 46 Ohio Bridge Inventory Coding Guide Page 3 Ohio Bridge Inventory Guide NBI #47 – Inventory Route, Total Horizontal Clearance ......................................................................... 46 NBI #48 – Length