6 o'clock
Then , when the survivors are protected against the possible results of a sudden inrush of gas , it 'll be up to you men to get the rest of the wall down as quick as you can . '' `` So that 's how it is ! We 'll be ready , sir , as soon as you give the word . '' At 6 o'clock , on the Friday morning , the outer door of the caisson clanged and the foreman of the sand hogs came out . `` We 've pierced through , '' he said . `` The doctor 's in there . He says all the men are alive , as yet , but he does n't know if they 'll recover .