Page 860 - Chief Architect Reference Manual
P. 860

Chief Architect X10 Reference Manual



                            Framing References and              If the Framing Reference is not used, the
                                  Roof Framing                  automatic framing utility starts common
                                                                rafter spacing from each end of the
                        Framing Reference Markers are useful when   horizontal ridges, which results in common
                        framing a gable roof, but not necessarily a   rafters on either side of hip jacks meeting
                        hip roof. When a Framing Reference is used,   each other.
                        common rafters on either side of a hip rafter
                        do not meet in the same place.


                   Joist Direction Lines

                             By default, automatically-generated   single ceiling platform. If you require joists
                             floor and ceiling joists will run in the   that run in two directions in either of these
                        direction that results in the shortest span   platforms, begin by dividing the platform in
                        between bearing walls and/or beams. A Joist   question in two. There are a number of ways
                        Direction line allows you to define the   to do this:
                        direction that joists in a particular floor or   • Divide the living area into separate rooms
                        ceiling platform run, regardless of span.  with different platform thicknesses and/or
                        To draw a Joist Direction line, select Build>   heights. See “Floor and Ceiling Plat-
                                                                  forms” on page 427.
                        Framing> Joist Direction  , then click
                        and drag as you would draw a CAD line. In   • Specify one or more interior walls as
                        order to have any effect, a Joist Direction line   Bearing Walls. See “Structure Panel” on
                        must be drawn within the area of a single   page 392.
                        floor or ceiling platform.
                                                                •Draw a Floor/Ceiling Beam    speci-
                        To avoid unexpected results, only one Joist   fied as a Bearing Beam. See “Floor/Ceil-
                        Direction line should be present in a given   ing Beam” on page 843.
                        floor or ceiling platform, and it should not
                        extend outside of the extents of that platform.  •Draw a Bearing Line   . See “Bearing
                                                                  Lines” on page 861.
                        Joist Direction lines are located on the
                        “Framing, Bearing Lines” layer by default   Bearing Walls, Floor/Ceiling Beams, and
                        and use the Text Style assigned to the layer   Bearing Lines should be drawn on the same
                        that the Joist Direction line is on. See “Text   living floor as the joists they will interact
                        Styles” on page 519.                    with. Floor framing for a living floor is
                                                                created on the floor below, while ceiling
                            Multiple Joist Directions           framing for a living floor is created on that
                                                                floor. See “Floor and Ceiling Framing” on
                        By default, all of the rooms on each living   page 836.
                        floor share a single floor platform and a





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