• Design Guidance Memorandum
• Buy America Guidance and Requirements
• Buy America Certification
• Utility Statement for Consultant Full
• Utility Statement for Consultant - No Utility Impacts
• Utility Coordination Submission Checklist
• Utility Cost Estimate Spreadsheet

Utility Conflict Matrix (UCM)

• Utility Conflict Matrix Worksheet
• Utility Conflict Matrix Worksheet User’s Guide

Engineering Instructions

• DelDOT Aerial Communication Cable Guide
• DelDOT Utility Handbook Electric Utility Components
• Power Service Request
• UT-20-001 Displaying Utility Information Within the Plan Set
• Utility Company Abbreviations
• Utility Coordination Guidelines
• Utility Process Flow Chart
• Utility Relocation Checklist
• Vegetation and Obstruction Removal from Aerial Cable Guidance

Subsurface Utility Engineering (SUE)

• Subsurface Utility Engineering Seminar Presentation – 2015
• Subsurface Utility Engineering Seminar Q&A – 2015
• Subsurface Utility Engineering – Understanding ASCE 38-02

• Utilities Manual - 2007 Edition
• Utilities Regulation - 2023 Edition
• Utilities Regulation - 2025 Edition