Here is an autocad dwg file for details of Acoustic insulation in openings. Sound Insulation is the ability of building elements or structures to reduce sound transmission.
Plan and Elevation Detail
Detail of man hole, constr
Connection wall plate with
Roof plan detail dwg file
Chimney design plan layout
Interior exterior sections
Foundation plan and sectio
Wall and column foundation
Construction detail layout
Foundation & column connec
Truss section plan autocad
Column, beam and construct