231.2 Clear Zones: Revision history

16 February 2021

• curprev 09:5109:51, 16 February 2021‎ Smithk talk contribs‎ m 10,917 bytes +149‎ →‎231.2.1 Introduction: Per TS, minor clarifications

2 February 2021

• curprev 09:4109:41, 2 February 2021‎ Kleins1 talk contribs‎ m 10,768 bytes −10‎ →‎231.2.4 Ramps
• curprev 09:3909:39, 2 February 2021‎ Kleins1 talk contribs‎ m 10,778 bytes +2‎ →‎231.2.3 For Bridges and Culverts
• curprev 09:3909:39, 2 February 2021‎ Kleins1 talk contribs‎ m 10,776 bytes −332‎ →‎231.2.3 For Bridges and Culverts

1 February 2021

• curprev 13:5313:53, 1 February 2021‎ Smithk talk contribs‎ m 11,108 bytes +4,824‎ Per DE, guidance now incorporates additional Roadside Design Guide (RDG) verbiage, RDG tables, and recommends a safety analysis as a means of documenting decisions for safety strategies.

25 January 2019

• curprev 10:0910:09, 25 January 2019‎ Smithk talk contribs‎ m 6,284 bytes +6‎ No edit summary

14 September 2018

• curprev 10:0410:04, 14 September 2018‎ Smithk talk contribs‎ m 6,278 bytes −1‎ Per Chuck Schumann, updated RDG Table 3-1 to reflect July 2015 errata

14 August 2018

• curprev 13:2513:25, 14 August 2018‎ Smithk talk contribs‎ m 6,279 bytes 0‎ →‎231.2.1 Introduction
• curprev 13:1713:17, 14 August 2018‎ Smithk talk contribs‎ m 6,279 bytes +139‎ Per EPS, clarified clear zone guidance

1 February 2018

• curprev 15:5315:53, 1 February 2018‎ EPGsysop talk contribs‎ 6,140 bytes −2,294‎ →‎231.2.1 Introduction: Per EPS and CCO, condensed and clarified guidance regarding clear zones and roadside hardware for 1R and 2R projects

9 January 2012

• curprev 11:0811:08, 9 January 2012‎ Jonesjb talk contribs‎ m 8,434 bytes +398‎ →‎231.2.1 Introduction: Clarified the difference between a deliberate 'Clear Zone' and an incidental 'Clear Area.'