UNDERWAY REPLENISHMENT NWP 4-01.4 - Historic Naval Ships ...

NWP 4-01.44.10.5 Retrieving the Close-In Fuel Rig(1) DELIVERY SHIP1. Stop pumping.2. Complete the blowdown or back suction and secureall valves. (See paragraph 3.9.1.6.)(2) BOTH SHIPSSignalmen signal: “Replenishment completed at thisstation. Commence unrigging.”(3) RECEIVING SHIP1. For a Robb coupling, move the operating lever(Figure 3-11) to the closed position.Uncoupling the Robb is impossible if thefitting is under strain. Therefore, all strainmust be taken by the riding lines.2. Haul in on the riding lines to take the strain offthe coupling (if required).3. Disconnect the coupling.4. Prepare a riding line for use in easing out thehose.(4) DELIVERY SHIPHaul in on the saddle whips to retrieve the hose.(5) RECEIVING SHIPEase out the hose, riding line, and outer bight line.(6) DELIVERY SHIPCAUTION1. Haul in the saddle whips and two-block the hosesaddles.2. Haul in the retrieving line to retrieve the rest ofthe hose.3. Haul in the outer bight line and the station phoneline.(7) RECEIVING SHIPHaul in the phone/distance line.4.10.6 Emergency Breakaway for Close-In FuelRig. Emergency breakaway is an accelerated breakawayusing the procedures described in the precedingparagraph. The following procedures also apply:1. Use emergency breakaway signals in Appendix C.2. Clear station of all nonessential personnel.3. Stop pumping immediately.4. Release the rig and start retrieving all hoses.5. If unable to disconnect the coupling:a. If the connection has a breakable spool, hit thecoupling with a sledge hammer until the couplingbreaks.b. If the connection does not have a breakablespool, permit the hose to part.4.10.7 Close-in Fuel Rig — Blowdown andBack Suction. Perform the following steps in orderto most effectively remove fuel from the close-in rig’sfuel delivery hose during blowdown or back suction:1. Pay out the No. 2 saddle whip to minimize theinboard hose catenary between the No. 2 andNo. 3 flow-through saddles.2. With the No. 3 saddle in close to the deliveryship, haul in the No. 2 saddle whip to flatten thecatenary between the No. 1 and No. 2 saddles.3. Haul in the No. 1 saddle slightly to clear fuelfrom the hose’s outer length.4-10 ORIGINAL