CHAPTER 1 INTRODUCTION
1-1 Purpose. This Technical Manual (TM) describes the operation and maintenance of the material handling systems on
Water Purification Barges. Information on other systems onboard is in TM 55-1930-209-1 4&P-2 thru P-12 and P-14 thru
P-17. TM 55-1930-209-14&P-18 and TM 55-1930-209-14&P-20 contain appendices common to all TM's. Location of
major barge components is shown in Figure 1-1.
1-2 Scope. The handling equipment is used for lifting, transporting, and repositioning equipment and materials onboard
the barge. This system includes a bridge crane, bow crane, and void 4 trolley hoist. The bridge crane is installed in the
reverse osmosis water purification unit (ROWPU) space, bow crane on the forward weatherdeck, and the trolley hoist in
void 4 starboard. The bridge crane is used also to load and offload supplies and equipment through the deckhouse
starboard sliding door. The bow crane is used primarily to unload and load the workboat from the deckhouse top and to
load and unload the shore winch from its carrying position in front of the bow crane on the forward weatherdeck. The
trolley hoist is used to lift or reposition equipment in void 4.
1-3 Warranties and guarantees. Manufacturers' warranty/guarantee information is in Section VII of Chapter 2, Chapter 3,
and Chapter 4.
1-4 Maintenance forms and records. Required maintenance forms and records are explained in DA PAM 738-750,
The Army Maintenance Management System (TAMMS).
1-5 Destruction of Army materiel to prevent enemy use. This shall be as directed in TM 750-244-3.
1-6 Storage. For storage of this equipment, refer to Section V of Chapter 2, Chapter 3 , and Chapter 4.