berman parker argued october decided november district columbia redevelopment act constitutional applied taking appellants building land used solely commercial purposes power eminent domain pursuant comprehensive plan prepared administrative agency redevelopment large area district columbia eliminate prevent slum substandard housing conditions even though property may later sold leased private interests subject conditions designed accomplish purposes pp power congress district columbia includes legislative powers state may exercise affairs pp subject specific constitutional limitations legislature judiciary main guardian public needs served social legislation enacted exercise police power principle admits exception merely power eminent domain involved sit determine whether particular housing project desirable congress decides nation capital shall beautiful well sanitary nothing fifth amendment stands way object within authority congress right realize exercise eminent domain clear public purpose established means executing project congress congress alone determine say public ownership sole method promoting public purposes community redevelopment project beyond power congress utilize agency private enterprise purpose authorize taking private property resale lease private parties part project beyond power congress authorized agencies attack problem blighted parts community area rather basis redevelopment entire area balanced integrated plan include new homes also schools churches parks streets shopping centers plainly relevant maintenance desired housing standards therefore within congressional power pp standards contained act sufficiently definite sustain delegation authority administrative agencies execute plan eliminate slums also blighted areas tend produce slums public purpose established amount character land taken project need particular tract complete integrated plan rests discretion legislature pp redevelopment agency considers necessary carrying redevelopment project take full title land distinguished objectionable buildings located thereon may rights property owners satisfied receive compensation fifth amendment exacts price taking james toomey joseph schneider argued cause appellants brief albert ginsberg solicitor general sobeloff argued cause appellees assistant attorney general morton oscar davis roger marquis george riseling william cheatham brief district columbia redevelopment land agency national capital planning commission appellees vernon west chester gray milton korman harry walker hampton baumgartner filed brief renah camalier louis prentiss commissioners district columbia appellees justice douglas delivered opinion appeal judgment district dismissed complaint seeking enjoin condemnation appellant property district columbia redevelopment act stat code challenge constitutionality act particularly applied taking appellants property district sustained constitutionality act supp act congress made legislative determination owing technological sociological changes obsolete factors conditions existing district columbia respect substandard housing blighted areas including use buildings alleys dwellings human habitation injurious public health safety morals welfare hereby declared policy protect promote welfare inhabitants seat government eliminating injurious conditions employing means necessary appropriate purpose section goes declare acquisition property necessary eliminate housing conditions congress finds ends attained ordinary operations private enterprise alone without public participation sound replanning redevelopment obsolescent obsolescing portion district accomplished unless done light comprehensive coordinated planning whole territory district columbia environs acquisition assembly real property leasing sale thereof redevelopment pursuant project area redevelopment plan hereby declared public use section creates district columbia redevelopment land agency hereinafter called agency composed five members granted power acquire assemble eminent domain otherwise real property redevelopment blighted territory district columbia prevention reduction elimination blighting factors causes blight section act directs national capital planning commission hereinafter called planning commission make develop comprehensive general plan district including plan designates land use housing business industry recreation education public buildings public reservations general categories public private uses land section authorizes planning commission adopt redevelopment plans specific project areas plans subject approval district commissioners public hearing prescribe various public private land uses respective areas standards population density building intensity amount character class housing planning commission adopts plan plan approved commissioners planning commission certifies agency point agency authorized acquire assemble real property area id real estate assembled agency authorized transfer public agencies land devoted public purposes streets utilities recreational facilities schools lease sell remainder entirety parts redevelopment company individual partnership leases sales must provide lessees purchasers carry redevelopment plan use shall made land real property included lease sale building structure erected thereon conform plan preference given private enterprise public agencies executing redevelopment plan first project undertaken act relates project area southwest washington planning commission prepared published comprehensive plan district surveys revealed area dwellings beyond repair needed major repairs satisfactory dwellings outside toilets baths lacked electricity wash basins laundry tubs lacked central heating judgment district director health necessary redevelop area interests public health population area amounted persons negroes plan area specifies boundaries allocates use land various purposes makes detailed provisions types dwelling units provides least housing maximum rental per room per month public hearing commissioners approved plan planning commission certified agency execution agency undertook preliminary steps redevelopment area suit brought appellants property area fourth street used dwelling place habitation department store located appellants object appropriation property purposes project claim property may taken constitutionally project commercial residential property slum housing put project management private public agency redeveloped private public use argument contention appellants private property taken contrary two mandates fifth amendment person shall deprived property without due process law shall private property taken public use without compensation take purpose ridding area slums one thing quite another argument goes take man property merely develop better balanced attractive community district agreeing general argument saved act construing mean agency condemn property reasonable necessities slum clearance prevention concept slum existence conditions injurious public health safety morals welfare supp power congress district columbia includes legislative powers state may exercise affairs see district columbia thompson deal words traditionally known police power attempt define reach trace outer limits fruitless case must turn facts definition essentially product legislative determinations addressed purposes government purposes neither abstractly historically capable complete definition subject specific constitutional limitations legislature spoken public interest declared terms conclusive cases legislature judiciary main guardian public needs served social legislation whether congress legislating concerning district columbia see block hirsh legislating concerning local affairs see olsen nebraska lincoln union northwestern california state association maloney principle admits exception merely power eminent domain involved role judiciary determining whether power exercised public purpose extremely narrow one see old dominion ex rel welch public safety public health morality peace quiet law order conspicuous examples traditional application police power municipal affairs yet merely illustrate scope power delimit see noble state bank haskell miserable disreputable housing conditions may spread disease crime immorality may also suffocate spirit reducing people live status cattle may indeed make living almost insufferable burden may also ugly sore blight community robs charm makes place men turn misery housing may despoil community open sewer may ruin river sit determine whether particular housing project desirable concept public welfare broad inclusive see lighting missouri values represents spiritual well physical aesthetic well monetary within power legislature determine community beautiful well healthy spacious well clean well carefully patrolled present case congress authorized agencies made determinations take account wide variety values us reappraise govern district columbia decide nation capital beautiful well sanitary nothing fifth amendment stands way object within authority congress right realize exercise eminent domain clear power eminent domain merely means end see luxton north river bridge gettysburg electric object within authority congress means attained also congress determine one means chosen use private enterprise redevelopment area appellants argue makes project taking one businessman benefit another businessman means executing project congress congress alone determine public purpose established see luxton north river bridge supra cf highland russell car public end may well better served agency private enterprise department government congress might conclude say public ownership sole method promoting public purposes community redevelopment projects said also disposes contention concerning fact certain property owners area may permitted repurchase properties redevelopment harmony plan legitimate means congress agencies may adopt choose present case congress authorized agencies attack problem blighted parts community area rather basis opposed appellants maintain since building imperil health safety contribute making slum blighted area swept redevelopment plan mere dictum planning commission commissioners particular uses made land project determined regard needs particular community experts concluded community healthy revert blighted slum area though possessed congenital disease area must planned whole enough believed remove existing buildings insanitary unsightly important redesign whole area eliminate conditions cause slums dwellings lack parks lack adequate streets alleys absence recreational areas lack light air presence outmoded street patterns believed piecemeal approach removal individual structures offensive palliative entire area needed redesigning balanced integrated plan developed region including new homes also schools churches parks streets shopping centers way hoped cycle decay area controlled birth future slums prevented cf gohld realty hartford hunter redevelopment authority diversification future use plainly relevant maintenance desired housing standards therefore within congressional power district suggested broad scope intended statute standards contained act sufficiently definite sustain delegation authority supp agree think standards prescribed adequate executing plan eliminate slums narrowly defined district also blighted areas tend produce slums property may course taken redevelopment standing innocuous unoffending said enough indicate need area whole congress agencies evaluating owner owner permitted resist redevelopment programs ground particular property used public interest integrated plans redevelopment suffer greatly argument pressed us indeed plea substitute landowner standard public need standard prescribed congress already stated community redevelopment programs need force constitution piecemeal basis lot lot building building courts oversee choice boundary line sit review size particular project area question public purpose decided amount character land taken project need particular tract complete integrated plan rests discretion legislative branch see shoemaker ex rel welch supra carmack district indicated grave doubts concerning agency right take full title land distinguished objectionable buildings located supp share doubts agency considers necessary carrying redevelopment project take full title real property involved may courts determine whether necessary successful consummation project unsafe unsightly insanitary buildings alone taken whether title land included function courts sort choose among various parcels selected condemnation rights property owners satisfied receive compensation fifth amendment exacts price taking judgment district modified opinion affirmed act define either slums blighted areas section however substandard housing conditions means conditions obtaining connection existence dwelling dwellings housing accommodations human beings lack sanitary facilities ventilation light dilapidation overcrowding faulty interior arrangement combination factors opinion commissioners detrimental safety health morals welfare inhabitants district columbia