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Delaware Department of Transportation

Standards and Regulations for Access to State Highways

Table of Contents

  • Index
  • Resolution
  • Objectives & Manual Update
  • Commercial Entrance (Other than Residential)
    • Instructions for Securing an Access Construction Permit (1-1)
      • Application (1-1)
      • Submitting Application (1-2)
      • Approval of Application (1-3)
      • Construction Responsibilities (1-4)
      • Reservations (1-5)
      • Future Driveway Maintenance (1-5)
    • General (1-6)
    • Definitions (1-6)
    • Left-Turn Storage Lane Policy (1-9)
      • General (1-9)
      • Warrants (1-9)
      • Design of Left-Turn Storage Lane (1-10)
      • Construction and Maintenance (1-10)
    • Entrance Policy (1-11)
      • Right-of-Way Encroachment (1-11)
      • Parking (1-11)
      • Sight Distance (1-11)
      • Location of Driveways (1-12)
      • Number and Arrangement of Driveways (1-12)
      • Driveway Pavement and Surfacing (1-13)
      • Curbs (1-13)
      • Signing (1-14)
      • Pavement Markings (1-14)
      • Traffic Control Devices (1-15)
      • Entrance Profiles (1-15)
      • Entrance Design Guidelines (1-15)
      • Conditions to Avoid (1-16)
    • Crossover Policy (1-17)
      • Location and Spacing (1-17)
      • Design Requirements (1-17)
    • Improper Entrance (1-18)
      • Drainage (1-19)
      • Temporary Entrance for Business Purpose (1-20)
      • Access Permits Within Municipalities (1-21)
      • Construction Entrance (1-23)
  • Residential Entrance
    • Application (2-1)
    • Submitting Application (2-1)
    • Approval of Application (2-1)
    • Construction Responsibilities (2-2)
    • Mailbox Requirements (2-2)
    • Illustrations
  • Samples of Forms and Letters
    • Commercial Entrance Permit Process (3-1)
    • Plan Requirements for Commercial Entrance (3-2)
    • Application for Entrance Permit (3-3)
    • Power of Attorney (3-4)
    • Plan Requirements for Residential Access (3-5)
    • Permit for Entrance Construction (3-6)
    • Irrevocable Commercial Letter of Credit (3-8)
    • Escrow Agreement for Entrance Construction (3-9)
    • Surety Agreement for Entrance Construction (3-10)
    • Commercial Entrance Permit (3-11)
  • Standards & Specifications
    • Types of Standard Curbs (4-1)
    • Driveway Profile Controls (4-2)
    • Typical Section - Right Turn Decel Lane (4-3)
    • Typical Detail at and of Curb (4-3)
    • Typical Driveway Pipe Installation (4-4)
    • Deceleration & Taper Lengths (4-6)
    • Typical Entrance (4-6)
    • Right-turn Lane - Stop Condition (4-7)
    • Right-turn Lane - 15mph (4-8)
    • Required Length of by-Pass Lanes for Two Lane Highways (4-9)
    • Volume Warrants for Left-Turn Lane (4-10)
    • Acceleration Lane, Deceleration Lane, and Left-Turn Lane on a Two-Lane, Two-way Roadway (4-11)
    • Standard Crossover Design (4-12)
    • Pavement Design for Entrance to State-maintained Highways (4-12)
  • Sample Access Designs
    • Single Entrance - Two-Lane Highway (5-1)
    • Corner Property - Divided Highway
      Curbed Entrance - Case 1 (5-2)
    • Corner Property - Divided Highway
      Curbed Entrance - Case 2 (5-3)
    • Single Entrance with Drive thru
      Divided Highway Curbed Entrance (5-4)


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