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Reconnaissance and the Fire Situation
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2V2-inch line action advance alarm arrival assigned basement body of fire burning carbon disulfide ceiling cellar fire chief cockloft collapse combustible command construction convection currents cool defensive develop direction doors duct exposed building exposure exterior streams extinguish feet Figure fire area fire building fire department fire doors fire extension fire fighters fire originated fire situation fire spread firemen fireproof flame flow fog streams fourth floor front gases grease duct hand lines hazard heavy streams high expansion foam hose line ignition intensity interior attack interior stairs ladder companies ladder pipe loft lumber major fire master stream non-fireproof nozzle officer operations oxygen position protect radiant heat radiation rear roof ventilation second floor self-contained breathing apparatus shaft side smoke and heat smoke explosion space sprinkler system stairway standpipe strategic factor street stretched structural tactics tank temperature tenement third floor three engine companies top floor upper floors venting wind