Here is the autocad dwg of detailed steel structure for the foundation process,steel welding.
Site plan detail dwg file
Floor plan, foundation pla
Beam and column detail dwg
Staircase construction wit
CONCRETE SILLS & MOLDINGS
Foundation plan of buildin
Staircase and construction
Foundation plan detail dwg
Paving plane details desig
Cable duct and base plate
Tower design second baseme
Wall section plan detail d