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

2021 Infrastructure Design Directives

INDEX-IDD-2021 - Cover Sheet
IDD-2021-05 - GRT Project Planning Tool Map
IDD-2021-04 - Hazardous Material Investigations
IDD-2021-03 - Average Unit Bid Prices
IDD-2021-02 - PS&E Project Approval
IDD-2021-01 - Preparation of Contract Documents

2020 Infrastructure Design Directives

INDEX-IDD-2020 - Cover Sheet
IDD-2020-02 - Hazardous Material Investigations
IDD-2020-01 - PDE Property Owner Interviews

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