Page:Derailment of Amtrak Passenger Train 188 Philadelphia, Pennsylvania May 12, 2015.djvu/58

NTSB ===4.4 Previously-Issued Recommendations Classified in this Report=== Safety recommendations R-15-28 through -30 are classified “Open—Acceptable Response” in section 2.1 of this report.

Safety Recommendation R-13-23 is classified “Closed—Acceptable Alternate Action” in section 1.5.1 of this report.

BY THE NATIONAL TRANSPORTATION SAFETY BOARD

Adopted: May 17, 2016

Chairman Hart, Vice Chairman Dinh-Zarr, and Member Sumwalt filed the following statements. 48