• Bridge Atlas
  • DelDOT Bridge Atlas
• Delaware Byways Program
• Design Guidance Memorandum
• Guardrail
  • FHWA Guidance on Proper Application and Installation of Roadside Hardware
  • FHWA Guidance on Strong Post W-Beam Guardrail
• Bridge Design Project Development Process
  • Bridge Project Public Involvement Plan
  • Scoping Meeting Questionnaire
  • Survey Plans Milestone
  • Concept Plans Milestone
  • Preliminary Plans Milestone
  • Semi-Final Construction Plans Milestone
  • Final Construction Plans Milestone
• Plan Submission Checklists
  • Plan Submission Checklist for Beam Bridges
  • Plan Submission Checklist for Culvert Structures
• Engineering Instructions
  • BR-14-002: Guidance for Sequence of Construction for Bridge Replacement Projects
  • BR-16-001: Guidance for Excavation of Unsuitable Materials
  • BR-21-001: Bridge Design Project Development Process
• Regression Equations
  • MathCAD Solutions to the Regression Equation 
  • USGS StreamStats for Delaware 

• Bridge Design Manual
• Bridge Inspection Manual – 2023
• Bridge Inspection Manual Revision Tracker - 2023
• Bridge Loading Rating Manual - 2023
• BLRM Revision Tracker - 2023
• Context Sensitive Solutions for Delaware Byways
• Pedestrian Accessibility Standards for Facilities in the Public Right-of-Way

• Standard Construction Details
• Standard Specifications

• Concept Plan Submission

• Accident Studies Request
• Pipe Flushing Request
• Pipe Video Request
• Right To Trespass Letter
• Scoping Meeting
• Soil Boring Request Sheet
• Soil Boring and Pavement Core Request
• Title/Deed Information Request
• Utility Designation and Test Pit Request

• BDM Figure 102-2. Design Variance Request Form

• BDM Appendix 104-1. Hydraulic Field Assessment Checklist
• BDM Appendix 104-3. H&H Report Hydraulic Data Summary Sheet
• Bridge Comment Form
• Letter of Transmittal
• QC/QA Standard Certificate Memo – Consultant Developed Contract
• QC/QA Standard Certificate Memo – Department Developed Contract

 FHWA Hydraulic Design Series Number 7 
This link redirects you to the FHWA's website where Hydraulic Design Series Number 7 - Hydraulic Design of Safe Bridges can be found.

 NCHRP Report 20-07, Task 234
This link redirects you to the TRB’s website where NCHRP Report 20-07, Task 234 – Guidelines for Selection of Bridge Deck Overlays, Sealers, and Treatments can be found.

 NCHRP Report 725 
This link redirects you to the TRB's website where NCHRP Report 725 - Guidelines for Analysis Methods and Construction Engineering of Curved and Skewed Steel Girder Bridges can be found.

 AASHTO LRFD Design Examples 
This link redirects you to the FHWA AASHTO LRFD Design Example page. On their page you will find various design examples utilizing the LRFD Specifications.

 QConBridge 
This link redirects you to the Washington State Department of Transportation's QConBridge™ Download Center. On their web page you will find free structural analysis software downloads that are compatible with LRFD.

 PGSuper 
This link redirects you to the Washington State Department of Transportation's PGSuper™ Download Center. On their web page you will find free Precast-Prestressed Girder design and analysis software downloads that are compatible with LRFD.