Steel Construction

Have 2 hanger i would like to do for theam steel roof to use 2 floor instead of 1 ground floor. it will be 2 floor( ground floor with net hogh 2.55cm and first with the remaining high ( to safe space of high )( in the middel of complete high
but i need it without any welding . just installation

if you can do that tell me to send you the map of the 2 hanger