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Figure 3-9.  Bottom Rail Inserts
Figure 3-10.  Bottom Rail Sectioning

TM-55-8115-203-23P Container General Cargo: MILVAN Container W/Mechanical Load Bracing System; MILVAN Manual
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TM 55-8115-203-23 & P (c) For bottom side rails only: If the area to be repaired is within twelve inches of the corner fitting, the insert must butt against the corner fitting. (d) For bottom end rails only: If the area to be repaired is within six inches of the corner fitting, the insert must butt against the corner fitting. (e) Inserts which extend across the full profile of the bottom rail are considered sections.  Follow the procedure below for sectioning. (2) Remove damaged portion of bottom rail and prepare for inserting. (a) Mark around the damaged area with chalk or scribe.  Mark a rectangular, oval, or diamond shape depending on the general shape of thedamaged area.  A rectangular shape will be easiest to work with. CAUTION Direct  oxygen-acetylene  torch  away  from  corner  fittings,  corner  posts  and  side  and  end panels to prevent damage to any of these parts. (b) Tack weld guide bars in place to ensure straight cuts with an oxygen acetylene torch.  Even, accurate, cutting will eliminate wide gaps between the rail and the new insert. (c) Cut out the damaged area with an oxygen acetylene torch. (d) Grind smooth all cut edges. (3) Cut insert. (a) Using guide bars, cut a replacement insert with the exact shape and thickness of the of cutout metal. (b) Grind smooth cut edges of insert. (4) Fit and weld insert in place. (a) Fit insert in place.  Insert should be flush against the bottom rail edges on all sides. (b) Bevel edges of the insert and bottom rail cutout area to a thirty degree angle (See figure 3-6). (c) Tack weld insert in place. (d) Continuously weld insert to bottom rail. (e) Clean and paint according to procedure 2.4. 3-25







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