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• ♦Manual Notice2006-1
• ►1. Introduction
  • ►1. Guide Overview
    • ♦Purpose
    • ♦Organization
  • ►2. Training
    • ♦Overview
  • ►3. Contacts
    • ♦Contacts for Questions and Comments
• ►2. Pavement Design Process
  • ♦1. Introduction
  • ►2. District Pavement Engineer’s Role
    • ♦History
    • ♦Responsibilities
    • ♦District Pavement Engineer (DPE) Certification
  • ►3. Pavement Types
    • ♦Flexible Pavement
    • ♦Rigid Pavement
    • ♦Rigid and Flexible Pavement Characteristics
  • ►4. Pavement Type Selection
    • ♦Principal Factors
    • ♦Life-cycle Cost Analysis (LCCA)
  • ►5. Approved Pavement Design Methods
    • ♦Introduction
    • ♦Flexible Pavement System – Windows version (FPS-19W)
    • ♦AASHTO Design Procedure
    • ♦Modified Texas Triaxial Design Method
  • ►6. Pavement Design Categories
    • ♦Definitions
    • ♦Example of Conditions for Each Pavement Design’s Usage
  • ►7. Information Needed for Pavement Design
    • ♦Overview
    • ♦Traffic Loads
    • ♦Serviceability Index
    • ♦Material Characterization
    • ►Drainage Characteristics
  • ►8. Pavement Design Reports
    • ♦Projects Requiring Pavement Design and Pavement Design Reports
    • ♦Pavement Design Report and Other Documentation
    • ♦Completing the Pavement Design Report
    • ♦Pavement Design Report Review and Archive
• ►3. Materials Investigation and Selection Information
  • ♦1. Introduction
  • ►2. Geotechnical Investigation for Pavement Structures
    • ♦Introduction
    • ♦Preliminary Investigation
    • ♦Subsurface Exploration
    • ♦Stabilization Guidelines
    • ♦Geotechnical Summary Report for Pavement Design Development
  • ♦3. Flexible (Unbound) Base Selection
  • ►4. Performance Graded Binders (PG Binders)
    • ♦General
    • ♦Selecting a PG Binder
  • ►5. Hot Mix Asphalt Concrete Pavement Mixtures
    • ♦General
    • ♦HMA Mix Design
    • ♦Guidelines for Selecting HMA Mixtures
    • ♦Selecting Surface Aggregates to Comply With the Wet Weather Accident Reduction Program (WWARP)
  • ♦6. Hydraulic Cement
  • ♦7. Reinforcing Steel
  • ♦8. Hydraulic Cement Concrete
  • ►9. Geosynthetics in Pavement Structures
    • ♦Introduction
    • ♦Description of Materials and Applications
    • ♦Geosynthetics for Surface Layer Reinforcement
    • ♦Geosynthetics for Geotechnical Reinforcement
    • ♦Geosynthetics for Drainage Applications
    • ♦Specifications and Testing
• ▼4. Pavement Evaluation
  • ►1. Overview
    • ♦Visual Condition Surveys
    • ♦Non-destructive Testing
    • ♦Destructive Testing
  • ►2. Visual Pavement Condition Surveys
    • ♦Overview
    • ♦Flexible Pavement Visual Survey Condition Categories
    • ♦Rigid Pavement Visual Survey Condition Categories
  • ►3. Non-Destructive Evaluation of Pavement Functional Properties
    • ♦Roughness
    • ♦Skid Resistance
  • ►4. Non-Destructive Evaluation of Pavement Structural Properties
    • ♦List of Non-Destructive Tools in Order of Availability
    • ♦Falling Weight Deflectometer (FWD)
    • ♦Dynamic Cone Penetrometer (DCP)
    • ♦Air-coupled Ground Penetrating Radar (GPR)
    • ♦Ground-coupled Penetrating Radar (GPR)
    • ♦Seismic Evaluation Tools
    • ♦Rolling Dynamic Deflectometer (RDD)
  • ►5. Destructive Evaluation of Pavement Structural Properties
    • ♦Trenching and Coring
    • ♦Trenching Procedure
    • ♦Coring Procedure
    • ♦Shelby Tube
  • ♦6. Geotechnical Investigation for Pavement Structures
• ►5. Flexible Pavement Design
  • ♦1. Overview
  • ►2. Types of Flexible Pavements
    • ♦Definition of Flexible Pavement
    • ♦Types of Hot Mix Asphalt-Surfaced Pavements
  • ►3. FPS-19W Design Parameters
    • ♦General Inputs
    • ♦Traffic Inputs
    • ♦Environment and Subgrade
    • ♦Material Parameters
    • ♦Modified Texas Triaxial Check
  • ►4. Pavement Detours and Pavement Widening
    • ♦Pavement Detours
    • ♦Pavement Widening
  • ►5. Perpetual Pavement Design and Mechanistic Design Guidelines
    • ♦General
    • ♦Designing a Perpetual Pavement using FPS-19W
    • ♦Checking the Proposed Design for Compliance with Limiting Strain Criteria
• ►6. Flexible Pavement Construction
  • ♦1. Introduction
  • ►2. Pavement Surface Preparation
    • ♦Introduction
    • ♦Prime Coat - Flexible Pavements
    • ♦Underseals
    • ♦Existing Surface Preparation for Overlays
    • ♦Other Tack Coat Aspects
  • ►3. Plant Operations
    • ♦Batch Plants
    • ♦Drum Plant
  • ►4. Mix Transport
    • ♦Introduction
    • ♦Truck Types
    • ♦Operational Considerations
    • ♦Summary
  • ►5. Placement
    • ♦Introduction
    • ♦Placement Considerations
    • ♦Asphalt Paver
    • ♦Material Transfer Vehicles (MTVs)
  • ►6. Compaction
    • ♦Introduction
    • ♦Compaction Measurement and Reporting
    • ♦Compaction Importance
    • ♦Factors Affecting Compaction
    • ♦Compaction Equipment
    • ♦Roller Variables
    • ♦Summary
  • ►7. Ride Quality
    • ♦Ride Quality Parameter (IRI)
    • ♦Equipment for Measuring Ride Quality
    • ♦Pay Schedule
    • ♦Smoothness Opportunity
    • ♦Analysis of Ride Data
  • ♦8. Base and Subgrade Preparation
• ►7. Flexible Pavement Rehabilitation
  • ♦1. Overview
  • ►2. In-place Surface Recycling
    • ♦Hot In-place Recycling (HIPR)
    • ♦Cold In-place Recycling (Bituminous Layers Only)
  • ►3. Geosynthetics
    • ♦Geosynthetics in Hot Mix Asphalt (HMA) Applications
    • ♦Geosynthetics in Pavement Bases (non-HMA Applications)
  • ►4. Flexible Base Overlay and Flexible Base Thickening
    • ♦Flexible Base Overlay
    • ♦Flexible Base Thickening
  • ♦5. Full Depth Reclamation/Recycling (FDR)
  • ►6. HMA Overlays
    • ♦Structural Overlays
    • ♦Non-structural Overlays
  • ►7. Surface Treatments
    • ♦Underseals
  • ♦8. Concrete Overlays
  • ►9. Reducing Rigid Pavements
    • ♦Break and Seat
    • ♦Crack and Seat
    • ♦Rubblizing
    • ♦Multi-head Breaker (MHB)
• ►8. Rigid Pavement Design
  • ►1. Overview
    • ♦Rigid Pavement Types
    • ♦Selection of Rigid Pavement Type
    • ♦Performance Period
  • ►2. Approved Design Method
    • ♦AASHTO Rigid Pavement Design Procedure
  • ♦3. Rigid Pavement Design Process
  • ►4. Recommended Input Design Values
    • ♦Input Values
    • ♦28-day Concrete Modulus of Rupture, Mr
    • ♦28-day Concrete Elastic Modulus
    • ♦Effective Modulus of Base/Subgrade Reaction: k-value
    • ♦Serviceability Indices
    • ♦Load Transfer Coefficient
    • ♦Drainage Coefficient
    • ♦Overall Standard Deviation
    • ♦Reliability, %
    • ♦Design Traffic 18-kip ESAL
  • ♦5. Determining Concrete Pavement Thickness
  • ♦6. Concrete Pavement Design Standards
  • ♦7. Bonded and Unbonded Concrete Overlays
  • ►8. Thin Concrete Pavement Overlay (Thin Whitetopping)
    • ♦Preliminary Guidelines for Thin Whitetopping (TWT)
• ►9. Rigid Pavement Construction
  • ♦1. Overview
  • ♦2. Concrete Mix Design
  • ►3. Concrete Plant Operation
    • ♦Central-mixed Plants
    • ♦Shrink-mixed Concrete
    • ♦Truck-mixed Concrete
  • ♦4. Delivery of Concrete
  • ►5. Steel Placement
    • ♦Reinforcing Steel
    • ♦Storing Reinforcing Steel
    • ♦Splicing Longitudinal Steel
    • ♦Splice Locations
    • ♦Holding the Reinforcing Steel in Place
  • ►6. Paving Operations
    • ♦Fixed-form Paving
    • ♦Forms
    • ♦Setting Forms
    • ♦Checking Forms
    • ♦Paving Operations
    • ♦Removing Forms
    • ♦Slip-form Paving
    • ♦Alignment and Grade
    • ♦Overview of Slip-form Paver
    • ♦Vertical Alignment Control
    • ♦Horizontal Alignment
    • ♦Paver’s Forward Speed
    • ♦Augers
    • ♦Vibrators
    • ♦Pan Float
    • ♦Inserting One-piece Tie Bars into the Edge
    • ♦Finishing Operations
  • ►7. Joints
    • ♦Terminal Anchors
• ►10. Rigid Pavement Rehabilitation
  • ♦1. Overview
  • ►2. Full-Depth Repair
    • ♦Pavement Distress Types that Require Full Depth Repair (FDR)
    • ♦Full Depth Repair (FDR) Procedures
  • ►3. Partial Depth Repair
    • ♦Pavement Distresses that Require Partial Depth Repair (PDR)
    • ♦Partial Depth Repair (PDR) Procedures
  • ►4. Bonded Concrete Overlay
    • ♦Bonded Concrete Overlay (BCO) Procedures
  • ►5. Unbonded Concrete Overlay
    • ♦UBCO Procedures
  • ►6. Stitching
    • ♦Pavement Distresses that Require Stitching
    • ♦Types of Stitching
  • ►7. Dowel Bar Retrofit
    • ♦DBR Procedures
  • ►8. Joint Repair
    • ♦Pavement Distresses that Require Joint Repairs
    • ♦Load Transfer Devices
  • ►9. Diamond Grinding
    • ♦Pavement Distresses that Require Diamond Grinding (DG)
    • ♦Other Issues with DG
  • ♦10. Thin ACP Overlays
  • ♦11. Retro-fitting Concrete Shoulders
• ►11. Forensics
  • ♦1. Overview
  • ♦2. Objectives
  • ♦3. Pavement Forensics Team’s Composition and Specialization
  • ♦4. Requesting Pavement Forensic Team Assistance
  • ♦5. Pavement Forensics Team Investigation Procedures
  • ♦6. Obtaining Copies of Pavement Forensics Studies
• ►12. Load Zoning and Super Heavy Load Analysis
  • ►1. Overview for Load Zoning
    • ♦Background
    • ♦Minute Orders
    • ♦What is in This Chapter?
  • ►2. Changing Load Zones on Roads
    • ♦Adding
    • ♦Removing
    • ♦Changing
  • ►3. Emergency Load Zones on Roads
    • ♦Setting Emergency Load Zones on Roads
  • ►4. Changing Load Zones on County Roads and Bridges
    • ♦Law Ruling
    • ♦Coordination between County and District
    • ♦Required Information and Supporting Documentation
  • ♦5. Super Heavy Load Analysis Background
  • ♦6. Super Heavy Load Evaluation Process
  • ♦7. Damage from Super Heavy Load Moves
  • ♦8. Damage Claim Procedure
• ►13. Pavements and Materials Research
  • ►1. Overview
    • ♦Background
    • ♦Research & Technology Implementation Office
    • ♦Technical Assistance Panel (TAP)
    • ♦How to Submit Research Ideas
    • ♦Active and Past Pavements and Materials Research Projects
    • ♦Transportation Research Board
    • ♦National Cooperative Highway Research Program
    • ♦Pooled Fund Program
    • ♦Other FHWA Programs
• ►14. Trade Organizations
  • ♦1. Pavement Trade Organizations
• ►15. Other Related References and Links
  • ♦1. Manuals and State DOT Links

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Section 6: Geotechnical Investigation for Pavement Structures

See Chapter 3, Section 2 - Geotechnical Investigation for Pavement Structures.