??stirnated Total!&n Days - 4809 It was laterfolnvl that the requirementsfor materialso determined were adequatefor the mission,and that *9 work sohsduleby man days . was feasible. Logisticsinvolvedin initialmovementto Eniwetok: In earlyOctober 1947,the lBth l?n@neerConstructionConpsuIy was alertedfor movementRS the advancedetachmentto prepareEniwetokfor the receptionand housing of a largerbody of troopsto cxmnefroIsthe 21, and to comence operatio~l construction.In orderto providethe additionalequipmentneoessary for this job, the TO& E of the.18thEngineerConstruction CompanyWas supplemented by a list of equipment,preparedby ColonellUlley,JTF-7 Engineer. About 20 Qotober1947,It wesdeoidedto expandthis advance detachmentto bsttalionsizein orderto providea more balanoedorganization,utilizingthe 18th EngineerConstructionCompanyas the construction unit, with Signal,supply,OrdnanoeMaintenance,Laundry,Stevedore,rater Distillation, Refrigeration, Mess and Personnelteams addedto form the 1220thProvisions.1 EhgineerBattalion(TopographicConetruotion.)(The words Topo-Constwere added solelya8 a uecuritymeeaurein orderto eoreenthe movementby linkingthie new unit with other recentlyexpanded units operatingthroughoutthe Pacifl.c on topographicmissions.) All units of the 1220thProvisionalBattalionwere organizedunder cellular TO & Et8 of the 500 serie6,includingequipmentand personnel. The organizationof this un5t was as follower sectionIV 16

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