TM 9-2350-261-10c. Tie a plumb bob or any heavyobject to end of a long string.Hold other end of string atleft upper rear corner ofcarrier (M113A2 and M1059only).d. If plumb line alines with topcorner of track shroud cover,slope is about 3070. This ism a x i m u m s l o p e . E n t r y i s O K at crawl speed. If plumb linefalls to rear of top corner oftrack shroud cover, slope isless than 30% and entry isOK (M113A2only).and M10592-292Change 3
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