Sentence:  Anticipating delivery of medicines and yeast by plane , Granite City citizens formed an airfield committee and with the aid of quarrymen and the 172 nd Infantry , Vermont National Guard , <WSD>laid</WSD> out runways on Wilson flat , high on Millstone Hill . 
Meaning of the word marked with <WSD> tags:  lay out orderly or logically in a line or as if in a line