Pretest.The following information is required to conduct rail impact tests adequately.a. General. Information listed in Part One, paragraphs 5.7 and 5.9, and Annex A, Task 405 of this standard.b. Specific to this method.(1)Required test item orientations for testing (possible rail car shipping orientations).(2)Timing device details, including accuracy, calibration, and location(s).(3)Test setup photographs, including any securement items.(4)Buffer car(s) weight, and type of draft gear for each buffer car.(5)Type of rail car and draft gear (cushioned or other).(6)Empty weight of the test car.(7)Test item weight.(8)Record of standard or alternate procedure.c. Tailoring. Cargo requiring extraordinary attention, e.g., nuclear, one-of-a-kind, high value, or key military materiel, may justify changes to the test procedure and criteria; the developer or Program Manager must identify these and they must be approved by the Director, SDDCTEA, Attn: SDTE-DPE, Building 1990, 709 Ward Drive, Scott AFB, IL 62225. Also, document necessary variations in the basic test procedures to accommodate LCEP requirements and/or facility limitations.