lozman city riviera beach florida argued october decided january petitioner lozman floating home plywood structure empty bilge space underneath main floor keep afloat towed several times deciding marina owned city riviera beach city various disputes lozman unsuccessful efforts evict marina city brought federal admiralty lawsuit rem floating home seeking lien dockage fees damages trespass lozman moved dismiss suit lack admiralty jurisdiction district found floating home vessel rules construction act defines vessel including every description watercraft artificial contrivance used capable used means transportation water concluded admiralty jurisdiction proper awarded city dockage fees nominal damages eleventh circuit affirmed agreeing home vessel since capable movement water despite petitioner subjective intent remain moored indefinitely held case moot district ordered floating home sold city purchased home auction destroyed sale ordered city post bond ensure lozman obtain monetary relief prevailed lozman floating home vessel pp eleventh circuit found home capable used means transportation water float proceed tow shore connections render incapable transportation interpretation broad definition transportation conveyance persons things one place another must applied practical way stewart dutra constr consequently structure fall within scope statutory phrase unless reasonable observer looking home physical characteristics activities consider designed practical degree carrying people things water pp fact floats nothing lozman home suggests designed practical degree transport persons things water steering mechanism unraked hull rectangular bottom inches water capacity generate store electricity also lacked differing significantly ordinary houseboat pp view statute consistent text precedent relevant purposes statute language read naturally lends interpretation term contrivance refers something employed contriving effect purpose craft explains purpose water carriage transport addition water craft emphasizes point words used capable used means transportation water drive point home evansville bowling green packet chero cola bottling stewart supra support conclusion evansville involved wharfboat floated next dock used transfer cargo towed harbor winter stewart involved dredge used remove silt ocean floor carried captain crew navigated manipulating anchors cables towed water transportation primary purpose either structure neither motion relevant times sometimes attached ocean bottom land however stewart dredge regularly primarily used transport workers equipment water fell within statutory definition evansville wharfboat designed serve transportation function lower cases balance also tend support conclusion purposes major federal maritime statutes admiralty provisions provide special attachment procedures lest vessel avoid liability sailing away recognize sailors face special perils sea encourage shipowners engage commerce reveal little reason classify floating homes vessels finally conclusion consistent state laws floating home owners congregated communities pp several important arguments made city amici unavailing argue test may introduce subjective element vessel determinations considered objective evidence looking views reasonable observer physical attributes behavior structure also argue using criteria abstract complex approach neither perfectly precise always determinative workable consistent offer guidance significant number borderline cases contrary dissent suggestion sees nothing gained remand pp city additional argument lozman floating home actually used transportation water similarly unpersuasive reversed breyer delivered opinion roberts scalia thomas ginsburg alito kagan joined sotomayor filed dissenting opinion kennedy joined opinion notice opinion subject formal revision publication preliminary print reports readers requested notify reporter decisions washington typographical formal errors order corrections may made preliminary print goes press fane lozman petitioner city riviera beach florida writ certiorari appeals eleventh circuit january justice breyer delivered opinion rules construction act defines vessel including every description watercraft artificial contrivance used capable used means transportation water question us whether petitioner floating home falls within terms definition answering question focus primarily upon phrase capable used term encompasses practical possibilities merely theoretical ones stewart dutra constr believe reasonable observer looking home physical characteristics activities consider designed practical degree carrying people things water consequently conclude floating home vessel fane lozman petitioner bought floating home app home consisted plywood structure french doors three sides contained sitting room bedroom closet bathroom kitchen along stairway leading second level office space empty bilge space underneath main floor kept afloat see appendix infra photograph buying floating home lozman towed miles north bay village florida moored twice towed nearby marinas lozman home towed miles marina owned city riviera beach city respondent kept docked brief respondent various disputes lozman unsuccessful efforts evict marina city brought federal admiralty lawsuit rem floating home sought maritime lien dockage fees damages trespass see federal maritime lien act authorizing federal maritime lien vessel collect debts owed provision necessaries vessel civil admiralty jurisdiction see also leon galceran wall rock island bridge wall lozman acting pro se asked district dismiss suit ground lacked admiralty jurisdiction see record doc summary judgment proceedings found floating home vessel concluded admiralty jurisdiction consequently proper pet cert judge conducted bench trial merits awarded city dockage along nominal damages trespass appeal eleventh circuit affirmed riviera beach certain unnamed gray vessel approximately feet length agreed district home vessel view home capable movement water owner subjective intent remain moored indefinitely dock show contrary lozman sought certiorari light uncertainty among circuits application term capable granted petition compare de la rosa charles gaming structure vessel physically theoretical ly capable sailing owner intends moor indefinitely floating casino board leans levee dist belle orleans structure vessel capable moving water tow albeit detriment despite intent moor indefinitely see also rejecting views circuits intent ii outset consider one threshold matter district ordered floating home sold satisfy city judgment city bought home public auction subsequently destroyed parties filed merits briefs ordered briefing question mootness light home destruction parties pointed prior home sale district ordered city post bond secure lozman value vessel record doc bond ensures lozman obtain monetary relief ultimately prevails consequently agree parties case moot iii focus primarily upon statutory phrase capable used means transportation water appeals found home capable transportation float proceed tow shore connections power cable water hose rope lines incapable transportation movement quoting belle orleans supra turn quoting stewart least argument sake agree appeals point namely lozman shore connections home incapable transportation unlike eleventh circuit find considerations even combined home characteristics sufficient show lozman home vessel appeals recognized applied term capable broadly indeed pointed approval language earlier case burks american river transp fifth circuit said doubt three men tub also fit within definition one probably make convincing case jonah inside whale brackets omitted quoting burks supra eleventh circuit interpretation broad every floating structure vessel state obvious wooden washtub plastic dishpan swimming platform pontoons large fishing net door taken hinges pinocchio inside whale vessels even artificial contrivance capable floating moving tow incidentally carrying even item two rather statute applies artificial contrivance capable used means transportation water emphasis added ransportation involves conveyance things persons one place another oxford english dictionary ed oed accord webster american dictionary english language goodrich porter eds act transporting carrying conveying one place another must apply definition practical theoretical way stewart supra consequently view structure fall within scope statutory phrase unless reasonable observer looking home physical characteristics activities consider designed practical degree carrying people things water though criterion general facts case illustrate specifically mind fact floats nothing lozman home suggests designed practical degree transport persons things water rudder steering mechanism hull unraked rectangular bottom inches water brief petitioner app special capacity generate store electricity obtain utility ongoing connections land small rooms looked like ordinary nonmaritime living quarters inside rooms looked upon world watertight portholes french doors ordinary windows although lack dispositive robert parsons may relevant physical characteristic lozman home differs significantly ordinary houseboat ability propel cf cfr houseboat means motorized vessel designed primarily accommodation spaces low freeboard little foredeck cockpit emphasis added lozman home able travel water towed prior arrest home travel tow water took place four occasions period seven years supra home towed significant distance towing company second boat follow behind prevent home swinging dangerously side side app home feature might suggest design transport water anything furnishings related personal effects word find nothing home lead reasonable observer consider designed practical degree transportation water view statute consistent text precedent relevant purposes one thing statute language read naturally lends interpretation concede statute uses word every referring every description watercraft artificial contrivance emphasis added term contrivance refers something contrived employed contriving effect purpose oed def term craft explains purpose water carriage transport def defining craft vesse purpose word water craft yielding term watercraft emphasizes point next words used capable used means transportation water drive point home another thing bulk precedent supports conclusion evansville bowling green packet chero cola bottling held wharfboat vessel wharfboat floated next dock used transfer cargo ship dock ship ship connected dock cables utility lines ramp time capable towed towed winter harbor avoid river ice reasoned despite annual movement tow wharfboat used carry freight one place another encounter perils navigation craft used transportation exposed see appendix infra photograph period wharfboat reasoning stewart also supports conclusion considered application statutory definition dredge dredge massive floating platform suspended clamshell bucket remov silt ocean floor depositing onto one two scows floating alongside dredge like traditional seagoing vessels dredge captain crew navigational lights ballast tanks crew dining area ibid unlike ordinary vessels navigate manipulating anchors cables towed ibid nonetheless move fact moved water every couple hours held dredge vessel wrote definition merely codified meaning term acquired general maritime law added question watercraft use means transportation water practical merely theoretical pointed cases holding dredges ordinarily served waterborne transportation function namely performing work carried machinery equipment crew water citing butler ellis appeals pointed stewart also wrote require watercraft used primarily transportation purpose watercraft need motion qualify vessel ibid structure may qualify vessel even attached permanently attached land ocean floor take statements however implying universal set sufficient conditions application definition rather say mean statutory definition may may apply automatically must apply structure primary purpose stationary relevant times attached permanently attached land washtub normally vessel though water transportation primary purpose may stationary much time might attached permanently attached land point water transportation primary purpose either stewart dredge evansville wharfboat neither structure motion relevant times sometimes attached though permanently attached ocean bottom land nonetheless stewart dredge fell within statute definition evansville wharfboat basic difference believe dredge regularly primarily used designed part used transport workers equipment water wharfboat designed practical degree serve transportation function compare cope vallette dry dock floating drydock vessel permanently fixed wharf jerome grubart great lakes dredge dock barge sometimes attached river bottom use work platform remains vessel times used transportation see also ibid citing great lakes dredge dock chicago craft purpose reasonable degree transportation passengers cargo equipment place place across navigable cope supra describing potentially vessel navigable structure used purpose transportation cf benedict admiralty rev ed maritime jurisdiction proper craft navigable structure intended maritime transportation lower cases also tend balance support conclusion see bernard binnings constr work punt lacking features objectively indicating transportation function vessel decisions make clear mere capacity float move across navigable waters necessarily make structure vessel ruddiman scow platform sdny scow though capable towed though without difficulty clumsy structure floating box vessel designed used purpose navigation engaged transportation persons cargo motive power rudder sails see also schoenbaum admiralty maritime law ed courts found floating floating platforms barges rafts used construction repair piers docks bridges pipelines similar facilities vessels benedict american admiralty rev ed defining vessel adapted transportation rivers seas recognize lower opinions read endorsing anything floats approach see miami river boat yard houseboat houseboat lacking sea village marina llc carlcraft houseboat wl nj following miami river boat yard hudson harbor street boat basin sea casa supp sdny cf holmes atlantic sounding floating dormitory summerlin massman constr derrick anchored river engaged building bridge vessel reasons stated find approach inappropriate inconsistent precedents examination purposes major federal maritime statutes reveals little reason classify floating homes vessels admiralty law example provides special attachment procedures lest vessel avoid liability sailing away ed supp iv liability statutes jones act recognize sailors face special sea chandris latsis referring certain admiralty tort doctrines encourage shipowners engage commerce executive jet aviation cleveland maritime safety statutes subject vessels coast guard inspections lozman however easily escape liability sailing away home faces special sea dangers significantly engage commerce solicitor general tells us adopt version anything floats test place unnecessary undesirable inspection burdens upon coast guard brief amicus curiae finally conclusion consistent state laws floating home owners congregated communities see brief seattle floating homes association et al amici curiae washington state environmental statute example defines floating home regulatory purposes dwelling unit constructed float moored anchored otherwise secured waters vessel even though may capable towed rev code ann ii supp california statute defines floating home tax purposes floating structure designed built used modified used stationary waterborne residential dwelling unlike typical houseboat independent power generation dependent shore utilities cal health safety code ann west told treat structures meet floating home definitions like ordinary homes rather like vessels brief seattle floating homes association consistency interpretation related state federal laws virtue helps create simplicity making law easier understand follow lawyers nonlawyers alike consideration supports conclusion city supporting amici make several important arguments warrant response first argue use test lest introduce vessel determinations subjective element namely owner intent element say often unverifiable easily manipulated introduction foment unpredictability invite gamesmanship brief respondent agree city need eliminate consideration evidence subjective intent agree need requires abandonment criteria based purpose cf stewart discussing transportation purpose indeed difficult impossible determine use human contrivance without consideration human purposes time sought avoid subjective elements owner intent permitting consideration objective evidence waterborne transportation purpose referred views reasonable observer supra looked physical attributes behavior structure objective manifestations relevant purpose subjective intent owner supra note various admiralty treatises refer use tests without suggestion administration tests introduced much subjectivity process benedict admiralty admiralty maritime law second city support amici argues use criteria abstract complex brief respondent jurisdiction admiralty jurisdiction may turn application term vessel jurisdictional tests often applied outset case simple possible hertz friend slip agree sentiment also understand approach neither perfectly always determinative satisfaction criterion example always sufficient application statutory word vessel craft whose physical characteristics activities objectively evidence waterborne transportation purpose function may still rendered nonvessel later physical alterations example owner might take structure otherwise vessel even queen mary connect permanently land use say hotel see stewart supra changes time may produce new form newly designed structure case may new relevant see kathriner unisea floating processing plant longer vessel large opening cut hull satisfaction criterion always necessary condition see part iv infra conceivable owner might actually use floating structure designed practical degree transportation say ferry boat regularly transporting goods persons water nonetheless believe criterion used taken together example application offer guidance significant number borderline cases capacity transport water doubt moreover borderline cases always exist require method resolution believe method used workable unlike say anything floats test consistent statutory text purpose precedent believe dissent approach prove workable example dissent suggests relevant distinction owner clothes personal effects large appliances like oven refrigerator post opinion sotomayor transportation function need turn size items question believe line items transported place place cargo items mere appurtenances one likely relevant cf benedict american admiralty ship usually described consisting ship tackle apparel furniture finally dissent solicitor general amicus lozman argue remand warranted factfinding see post brief amicus curiae neither city lozman makes request brief respondent potentially relevant factual dispute dissent points home suffered serious damage tow post add support ultimate conclusion floating home vessel consequently see nothing gained remand iv although focused phrase capable used transportation water statute also includes vessel structure actually used transportation emphasis added city argues irrespective design lozman floating home actually used brief respondent persuaded argument willing assume argument sake sometimes possible actually use water transportation structure practical way designed purpose see supra even city show actual use argues lozman floating home moved tow arrest moved significant distances twice seven years moved carried passengers cargo giving benefit factual ambiguity city furnishings owner personal effects personnel present assure home safety brief respondent tr oral arg far little actual use bring floating home within terms statute see evansville wharfboat vessel even though ach winter towed harbor protect ice see also roper unlike barge harry lane moved order transport commodities one location another see also supra reasons judgment appeals reversed ordered appendix petitioner floating home app wharf boat evansville indiana doc illustration sotomayor dissenting fane lozman petitioner city riviera beach florida writ certiorari appeals eleventh circuit january justice sotomayor justice kennedy joins dissenting agree much reasoning precedents fully support reasoning eleventh circuit test overinclusive subjective intentions watercraft owner designer play role vessel analysis objective assessment watercraft purpose function governs whether structure vessel however creates novel unnecessary reasonable observer reformulation principles errs determination new standard craft us vessel given underdeveloped record remand therefore respectfully dissent relevant statute sweeps broadly stewart dutra constr provides word includes every description watercraft artificial contrivance used capable used means transportation water broad phrasing flows admiralty law long recognition vessels come many shapes sizes see benedict american admiralty ed essel general word many times used kind navigation cohen admiralty jurisdiction law practice term shall understood comprehend every description vessel navigating sea channel lake river test vessel status remained decades watercraft practically capable maritime transportation stewart see also evansville bowling green packet chero cola bottling cope vallette dry dock core vessel status always rested upon objective physical characteristics vessel structure shape materials construction well usage history time several important principles guided lower courts determining kinds watercraft fall properly within scope admiralty jurisdiction consider basic requirements watercraft practically capable maritime transportation must first capable transportation structures simultaneously float carry people things water even presumptively within reach stopping eleventh circuit essentially results overinclusive test section drag every bit floating towable flotsam jetsam admiralty jurisdiction rather terms capable used practical real significance maritime jurisprudence water craft used maritime transport meaningful sense permanently moored stewart take obvious example floating bridge water constitute vessel mooring clearly permanent cf rock island bridge wall less dramatically watercraft whose objective physical connections land evidence permanent location fall within ambit see evansville wharfboat served evansville office warehouse wharf taken place place connections water electric light telephone systems city evidence permanent location dunklin louisiana riverboat gaming partnership wl may per curiam describing fully functional casino boat placed enclosed pond cofferdam put plainly structures permanently affixed shore resting ocean floor stewart never treated vessels purposes precedents also excluded vessel status watercraft rendered practically incapable transportation movement take easiest case vessel whose physical characteristics altered make waterborne transportation practical impossibility ibid explaining floating processing plant longer vessel opening cut hull rendering incapable moving water quoting kathriner unisea longstanding admiralty exception dead ships watercraft require major overhaul reactivation also falls category see roper finding liberty ship deactivated service vessel navigation see generally rutherglen dead ships maritime comm likewise ships withdrawn water extended periods time order facilitate repairs reconstruction may lose status vessels rendered capable maritime transport stewart cf west noting mary austin withdrawn operation whatever storage fleet mary austin anyone see maritime service undergoing major repairs complete renovation finally maritime jurisprudence excludes vessel status floating structures based physical characteristics transport people freight cargo place place one purposes stewart purpose context determined solely objective inquiry craft function either size form equipment means propulsion determinative factors upon question vessel status though may considered robert parsons moreover assessing particular structure function consistently examined past present activities stewart cope course seaborne craft excluded vessel status simply primary purpose maritime transport stewart held much stewart concluded dredge vessel notwithstanding primary purpose dredging rather transportation long one purpose craft transportation whether cargo people practical capability requirement satisfied certainly difficult marginal cases arise fortunately courts consider floating structure anew example confronted stewart question whether dredge vessel commence clean slate instead sought guidance previous cases confronted similar structures see see also norton warner likewise surveying earlier cases sum precedents offer substantial guidance objectively determine whether watercraft practically capable maritime transport thus qualifies vessel first capacity float carry things people obvious prerequisite vessel status second structures ships permanently moored fixed place vessels likewise structures practically incapable maritime transport vessels whether ships altered may longer put sea dead ships ships removed navigation extended periods time third watercraft whose physical characteristics usage history reveal maritime transport purpose use vessels ii majority appear disavow legal principles described majority apparently accepts permanent mooring suffices take ship vessel status ante craft whose physical characteristics activities objectively evidence waterborne transportation purpose function may still rendered nonvessel later physical alterations ante one argues lozman craft permanently moored see app describing deteriorated ropes holding craft place undergone physical alterations sufficient take vessel status see tr oral arg lozman counsel arguing craft never vessel first place precedents make clear eleventh circuit anything floats test overinclusive ignores purpose crucial factor determining whether particular craft vessel accordingly majority correct determining whether lozman craft vessel hinges whether craft maritime transportation purpose function majority errs though concluding purpose component test whether reasonable observer looking craft physical characteristics activities consider designed practical degree carrying people things water ante phrasing never appeared cases majority use despite seemingly objective gloss effectively erroneously introduces subjective component inquiry one thing applying test majority points characteristics lozman craft relationship maritime transport style craft rooms inside rooms looked upon world portholes french doors ordinary windows ante majority never explains believes particular esthetic elements important determining vessel status fact section focused whether structure used capable used means transportation water importing windows doors room style esthetic criteria analysis majority gives vessel test know see flavor jacobellis ohio stewart concurring never test badly designed unattractive vessel different structure lacks practical capacity maritime transport majority eyes two appear one majority treatment craft past voyages also strange majority notes lozman craft fact towed long distances including miles one point ante majority determines given design lozman craft far little actual bring floating home within terms statute ante moved carried passengers cargo giving benefit factual ambiguity city furnishings owner personal effects personnel present assure home safety ante find analysis confusing majority accepts record indicates lozman craft traveled hundreds miles carrying people things ante breath majority concludes reasonable observer nonetheless conclude craft designed practical degree carrying people things water ibid majority fails explain craft apparently carry people things water long distances practically capable maritime transport say structure capable feats necessarily vessel craft like lozman might vessel example carry owner clothes personal effects capable transporting appurtenances jerome bart great lakes dredge dock aritime law ordinarily treats attached vessel navigable waters part vessel craft carry large appliances like oven refrigerator things might find normal home addition occupants home existing record suggests lozman craft may done seem much like mobile home therefore vessel firmly rooted residence simple truth know little craft capabilities happen various trips focusing little know certain craft windows doors style rooms determining whether vessel majority renders inquiry opaque unpredictable indeed little know lozman craft suggests unusual structure surveyor unable find comparable craft sale state florida app lozman home neither obviously houseboat majority describes ships ante clearly floating home ante see app sale lease surveying documents describing lozman craft houseboat clear difference majority identifies two kinds structures former latter ante even majority recognizes never prerequisite vessel status ante citing robert parsons see norton consequently unclear lozman craft floating home floating homes lozman craft vessel windows doors esthetic attributes take lozman craft vessel status majority test completely malleable craft lack majority test unfaithful longstanding precedents see robert parsons something else something apparent majority opinion worse still straining find lozman craft floating home therefore vessel majority calls question conclusions numerous lower courts found houseboats lacked vessels see ante citing miami river boat yard houseboat sea village marina llc carlcraft houseboat wl nj hudson harbor street boat basin sea casa supp sdny majority incorrectly suggests cases applied floats test ante cases suggest something different many decisions assessing crafts looked carefully crafts structure function determined ships capabilities similar vessels suggesting significant maritime transportation function see miami river boat yard likening houseboat issue barg sea village marina wl according available evidence houseboats question float towed new marina without substantial effort hudson harbor houseboat capable used least extent barge capable used comparable yach holdings consistent older cases see ark sd crafts issue cases widely accepted vessels treatises area see friedell benedict admiralty ed rev schoenbaum admiralty maritime law ed force norris law seamen ed majority suggestion rejecting eleventh circuit test necessitates jettisoning precedents simply wrong rejection majority works real damage long settled area maritime iii developed record lozman craft might distinguished houseboats lower cases discussed example lozman craft previous voyages caused serious damage strongly suggest lacked maritime transportation purpose function harm remanding case factfinding along lines described cautioning lower courts aware features lozman incomparable craft see app may distinguish previous precedents remand introduce relatively short delay finally ending battle lozman city riviera beach hand great harm stretching facts overriding settled likely correct lower precedents reach unnecessary conclusion lozman craft vessel without objective application standard one relies predictable fashion physical characteristics craft related maritime transport use parties ex ante notion whether particular ship vessel wide range amici cautioned us numerous maritime industries rely heavily clear predictable legal rules determining ships majority distorted application settled law facts case frustrates ends moreover majority decision reaches well beyond relatively insignificant boats like lozman craft listing purchase price lozman craft specifically disapproves lower decisions dealing much larger ships see ante questioning holmes atlantic sounding finding dormitory barge beds vessel iv clear lozman craft vessel clear however good position make determination based limited record possess appropriate response remand case proceedings light proper legal standard see brief amicus curiae resists move haste christen lozman craft nonvessel delivers analysis confuse lower courts upset longstanding admiralty precedent respectfully dissent footnotes converse category ships yet born another historical exclusion vessel status see tucker alexandroff ship born launched lives long identity preserved prior launching mere congeries wood iron ordinary piece personal property distinctly land structure house subject mechanics liens created state law enforceable state courts discussing permanent mooring well stewart rejection tests vessel status stewart dutra constr majority holdings say mean statutory definition given may may apply automatically must apply structure primary purpose stationary relevant times attached permanently attached land ante must mean negative implication permanently moored structure never falls within definition presumably encompasses kinds ships otherwise rendered practically incapable transportation movement stewart ships altered travel seas dead ships ships removed water extended period time supra clear floating homes obviously vessels example floating homes structures built upon large inverted pyramid logs brief seattle floating homes assn et al amici curiae cf app lozman craft buoyed empty bilge space kinds floating homes measure square feet see brief seattle floating homes assn et al amici curiae may connections land require aid divers electricians remove ibid large immobile structures vessels physical attributes directly connected lack navigational abilities suggest much structures us lozman craft majority invocation two state environmental tax statutes reason reject lower precedent particularly misguided see ante repeatedly emphasized regulation maritime vessels uniquely federal regulation chamber commerce america whiting plurality opinion slip emphasis added see also locke explaining federal interest regulating interstate navigation manifest since beginning republic well established previous cases turn state law determining whether given craft vessel good reasons example without knowing whether particular ship vessel impossible lenders know properly characterize collateral financing agreement know remedies recourse event default brief national marine bankers assn amicus curiae similarly cities like riviera beach provide docking crafts like lozman assumption crafts actually vessels app riviera beach agreement referring lozman craft vessel boat houseboat remove upon short notice requiring removal craft three days notice majority makes impossible marinas know whether houseboats fill slips actually vessels remedies exercise event dispute see addition remedies provided agreement marina provider necessities vessel maritime lien vessel may bring civil action rem code federal arrest vessel enforce lien emphasis added lozman behavior years emblematic problem example prior move riviera beach lozman craft towed one marina another dispute arose first marina threatened eviction app possibility shipowner like lozman depart easily water go beyond reach provider necessaries like marina response legal dispute exactly kind problem federal maritime lien act intended address see dampskibsselskabet dannebrog signal oil gas