Usage patterns
〈物〉が整然と並ぶfor things to line up in neat, orderly rows
The desks were lined up neatly in the classroom.
整然とした〈物〉a neat, orderly ~
His room is always in a neat, orderly state.
整然と列を作るto form an orderly line/queue
The passengers formed an orderly line and waited for the bus.
