This notice reopens the comment period for written responses to OSHA's notice of proposed rulemaking on Crane or Derrick Suspended Personnel Platforms (49 FR 6280, February 17, 1984) until August 10, 1984 in order to assure the fullest participation of interested parties. In addition, OSHA is scheduling an informal public hearing concerning the proposed rule covering Crane or Derrick Suspended Personnel Platforms.