Plans, Specifications and Estimates (P. S. & E.) Bureau
Design Directives

2018 Infrastructure Design Directives

• INDEX-IDD-2018 - Cover Sheet
  
• IDD-2018-01 - PDE and PM Site Visit
  
• IDD-2018-02 - 2017 Average Unit Bid Prices
  
• IDD-2018-03 - Preparation of Contract Documents
  
• IDD-2018-04 - Project Identification and Control Number Format
  
• IDD-2018-05 - Pavement Taper Detail
  
• IDD-2018-06 - Hazardous Material Investigations
  
• IDD-2018-07 - Categorical Exclusion Checklist
  
• IDD-2018-08 - Sign Sheeting Requirements
  
• IDD-2018-09 - Establishing Initial Project Estimates
  
• IDD-2018-10 - Project Advertising Deadlines
  
• IDD-2018-10 - Project Advertising Deadlines - Production Checklist
• IDD-2018-11 - Design Exception, Design Variance and ADA Design Variance
  
• IDD-2018-11 - Design Exception Variance Request Templates
  
• IDD-2018-12 - 401 Smoothness Category Determinations
  
• IDD-2018-13 - Errors and Omissions Policy
  
• IDD-2018-14 - Temporary Concrete Wall Barrier
  
• IDD-2018-15 - Design Manual
  
• IDD-2018-16 - Road Diet Guide
  
• IDD-2018-17 - Tack/Prime Coat Application Rates
  
• IDD-2018-18 - Project Certification Expiration Timelines
  
• IDD-2018-19 - GRT Project Planning Tool Map
• IDD-2018-21 - Alternative Bidding for Pavement Type Selection
• IDD-2018-20 - "Reserved"
• IDD-2018-22 - ADA Standard Drawings
• IDD-2018-23 - ADA Policy
• IDD-2018-24 - Procedures for Abatement of Highway Traffic and Construction Noise
• IDD-2018-25 - Production Submittal Checklist
• IDD-2018-26 - Traffic Signal Yellow Change, Red Clearance, Pedestrian Clearance Policy, and Dilemma Zone Guidance
• IDD-2018-27 - Plan Inspection and Plan Footprint Minimum Plan Information Requirements
• IDD-2018-28 - Design Drainage Criteria
• IDD-2018-29 - Estimates & Lump Sum Pricing Guidelines