Method 526.2 rail impact contents · MIL-STD-810H

Paragraph	Page
1. SCOPE	1
1.1 PURPOSE	1
1.2 APPLICATION	1
1.3 LIMITATIONS	1
2. TAILORING GUIDANCE	1
2.1 SEQUENCE AMONG OTHER METHODS	1
2.1.1 EFFECTS OF RAIL IMPACT	2
2.2 DESIGN AND MODELING GUIDANCE	2
3. INFORMATION REQUIRED	2
3.1 PRETEST	2
3.2 DURING TEST	3
3.3 POST-TEST	3
4. TEST PROCESS	3
4.1 TEST FACILITY AND EQUIPMENT	3
4.1.1 BUFFER RAILCARS	3
4.1.2 TEST RAILCAR	3
4.1.3 LOCOMOTIVE	4
4.1.4 TRACK	4
4.1.5 INCLINED TRACK	4
4.2 CONTROLS	4
4.3 TEST INTERRUPTION	5
4.3.1 INTERRUPTION DUE TO FACILITY MALFUNCTION	5
4.3.2 INTERRUPTION DUE TO TEST ITEM OR SECUREMENT FAILURE	5
4.4 TEST SETUP	5
4.4.1 PREPARATION FOR TEST	6
4.5 TEST TOLERANCES	6
4.6 RAIL IMPACT PROCEDURE	6
4.7 ADDITIONAL REQUIREMENTS	9
5. ANALYSIS OF RESULTS	9
6. REFERENCE/RELATED DOCUMENTS	10
6.1 REFERENCED DOCUMENTS	10
6.2 RELATED DOCUMENTS	10

FIGURES

FIGURE 526.2-1.	RAIL IMPACT TEST	7
FIGURE 526.2-2.	TIEDOWN CHAIN ANGLE OF 45 DEGREES IN THE SIDE VIEW; THE DIMENSIONS SHOWN ARE ALL EQUAL..	8

MIL-STD-810H METHOD 526.2

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