Transportation Asset Management Plan (TAMP) That Provides Strategies to Achieve National Goals and State-Established Condition and Performance Thresholds for the NHS

Transportation Asset Management Plan (TAMP) That Provides Strategies to Achieve National Goals and State-Established Condition and Performance Thresholds for the NHS

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Contents Chapter Page 1 Introduction ................................................................................................................ 1 Overview ............................................................................................................................. 1 What is in the TAMP? ................................................................................................... 1 Challenges and Opportunities ............................................................................................. 2 Hawaii’s Transportation System .......................................................................................... 2 Island State ................................................................................................................... 2 Uniqueness of Hawaii’s Roadway System .................................................................... 3 The Existing System ...................................................................................................... 4 Local Jurisdictions ......................................................................................................... 6 2 Asset Management Approach and Process .................................................................. 7 Federal Requirements ......................................................................................................... 7 Governance ......................................................................................................................... 8 The Approach ...................................................................................................................... 9 The Process ........................................................................................................................ 10 Integration of the TAMP into HDOT’s Planning and Programming Components ............. 12 3 Inventory and Condition .............................................................................................15 Overview ........................................................................................................................... 15 Federal Requirements ....................................................................................................... 15 Hawaii’s NHS System ......................................................................................................... 16 Coordination with Counties and MPOs ...................................................................... 17 Data Management ...................................................................................................... 17 HDOT Pavement Program ................................................................................................. 18 Hawaii Pavement Inventory ........................................................................................ 18 Pavement Conditions .................................................................................................. 19 HDOT’s Pavement Management System (PMS) ......................................................... 21 Summary of NHS Pavement Conditions ..................................................................... 24 HDOT Bridge Program ....................................................................................................... 26 Hawaii Bridge Inventory ............................................................................................. 26 Bridge Conditions ........................................................................................................ 26 HDOT’s Bridge Management System (BMS) ............................................................... 28 Summary of NHS Bridge Conditions ........................................................................... 29 4 Asset Management Performance Measures and Targets ............................................31 Long-range Planning Goals ................................................................................................ 32 HDOT’s Goals and Objectives ..................................................................................... 32 Performance Measures and Targets ................................................................................. 32 5 Asset Management Performance Gap ........................................................................34 Federal Requirements ....................................................................................................... 34 CONTENTS | i Performance Gap Analysis Process ................................................................................... 34 What are the Gaps between Existing and Desired Performance? .................................... 35 6 Environmental Vulnerability ...................................................................................... 41 Unique Challenges in Hawaii ............................................................................................. 41 Tropical Climate .......................................................................................................... 41 Coastal Environment .................................................................................................. 45 Seismic Activity ........................................................................................................... 47 Climate Change and Sea Level Rise ............................................................................ 51 Endangered Species Capital of the World .................................................................. 52 Dependence on Imported Goods and Supplies .......................................................... 52 Geographic Isolation................................................................................................... 53 Effects to Recovery and Response ............................................................................. 53 7 Risk Management Assessments ................................................................................. 54 Overview and Requirements ............................................................................................ 54 Overview ..................................................................................................................... 54 Federal Requirement .................................................................................................. 54 HDOT’s Risk Management Process ................................................................................... 55 Management of Risk ................................................................................................... 55 Risk Identification and Levels of Risks ........................................................................ 55 Risk Response Strategies and Risk Monitoring........................................................... 57 How Risk is Considered in Programming and Projects ............................................... 59 Continued Risk Monitoring and Data Collection ........................................................ 59 Evaluation of Facilities Repeatedly Requiring Repair and Reconstruction

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