TM 10-4320-303131.15 LOCATIONANDDESCRIPTIONOFMAJORCOMPONENTS-CONTINUED .Table 1-3. Description of Major Components for TWDS 10-Mile Hoseline Segment.ItemNo.Item NameDescription and Purpose16 INCH X 500 FOOTCOLLAPSIBLE HOSEASSEMBLYLightweight, collapsible, rubber hose used to transport waterup to 10 miles and to interconnect TWDS components.2FLAKING BOXEach new Flaking Box holds two 500 foot hose assemblies.Older models hold one 500 foot hose assembly. Allows hoseassembly to be flaked from back of truck. Adapted for forkliftand lifting sling.3SWIVEL JOINTPlaced between every 1,000 feet of hoseline to relievetwisting and kinking of hoseline.4PRESSURE REDUCINGVALVE ASSEMBLYProvides protection for hoseline and other TWDS componentsfrom excess pressure. Installed in hoseline where waterpressure is expected to exceed 225 pounds per square inch(psi) and reduces pressure to 75 psiFigure 1-4. Location of Major Components for TWDS Boost Pumping Station.Table 1-4. Description of Major Components for TWDS Boost Pumping Station.ItemNo.Item NameDescription and Purpose1BOOST PUMPINGSTATION600 GPM pumping assembly. Pumps water from leadpumping station, or boost pumping station, and delivers itdown line. One of three pumping assemblies may besupplied with the TWDS. Refer to applicable technicalmanual for detailed information concerning the pumpingassemblies.1-6
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