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Roadway Design

Design Memos

 

Issue
Date

Design Exception and Design Variance Process Guide

12/14/09

Crash Cushion Selection Procedure

07/09/09

C-Standards New Edition

05/21/07

Roadway Design Guidelines 2007 Update

01/02/07

Guardrail To Bridge Barrier Transition Summary Form

11/02/06

Guardrail To Bridge Barrier Transition Summary Form (Excel Spreadsheet)

11/02/06

ADOT  Hydraulics Manual

06/20/06

Construction Standard Drawings Update

04/18/06

Sidewalk Ramps

11/25/05

C-Standards Update

07/29/05

Standard 1A, 1B, 1C and 1D Sheets. Required for Final Plans Submittal

01/20/05

C-Standards Update

10/20/04

Guardrail & Slope Flattening Checklist

08/24/04

2 Ft Offset Distance To Roadside Barriers

08/18/05

ET-PLUS Guard Rail End Treatment - Modification to Breakaway End Posts

01/10/03

Barrier Summary Sheets - Guard Rail End Treatments

06/27/02

Guard Rail-to-Bridge Rail Transitions
(Amended Procedure Step 8 on 8/08/02)

06/25/02

SRT-350 (SRT-350 Guardrail End Treatment Modification to Breakaway End Post and Straight Flare)

05/06/02

Guardrail Minimum Height after Overlay on Pavement Preservation Projects

08/07/01

SKT350

06/04/99

FLEAT 350

10/06/98

Breakaway Cable Terminals (BCTs)

10/02/98

HDPE 42" & 48"

09/08/98

Safety End Sections

05/12/98

ADIEM 350 Crash Cushion

04/29/98

QuadGuard Wide & NEAT Attenuator

01/22/98

Climbing and Passing Lane Policy

12/23/97

SRT 350 First Issue

02/19/97

Low Speed Approach Barrier Transition

08/28/96


  

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