© 2006 ITT Educational Services Inc. CD230 Architectural Design & Drafting: Unit 8 Slide 1 Unit 8 Fireplace and Stair Details

© 2006 ITT Educational Services Inc. CD230 Architectural Design & Drafting II: Unit 8 Slide 2 Fireplace Details Complete working drawing must be included to ensure correct construction

© 2006 ITT Educational Services Inc. CD230 Architectural Design & Drafting II: Unit 8 Slide 3 Masonry Fireplace

© 2006 ITT Educational Services Inc. CD230 Architectural Design & Drafting II: Unit 8 Slide 4 Fireplace Openings Small rooms should have small openings Large rooms should have larges ones

© 2006 ITT Educational Services Inc. CD230 Architectural Design & Drafting II: Unit 8 Slide 5 Terms Ash Pit  Space below the fireplace where the ashes are stored Firebox  Area in which the combustion of the fuel occurs Lintel  Reinforced masonry or steel angle that supports the fireplace face

© 2006 ITT Educational Services Inc. CD230 Architectural Design & Drafting II: Unit 8 Slide 6 Terms Throat  Opening at the top of the firebox that opens into the chimney  At least 8” above the fireplace opening  Minimum of 4” in depth Damper  Across the throat to prevent heat from leaving when there is no fire

© 2006 ITT Educational Services Inc. CD230 Architectural Design & Drafting II: Unit 8 Slide 7 Terms Smoke Chamber  Acts as a funnel between firebox and chimney Smoke Shelf  Prevents downdrafts from the chimney into the firebox Chimney  Upper extension used to carry off the smoke from the fire

© 2006 ITT Educational Services Inc. CD230 Architectural Design & Drafting II: Unit 8 Slide 8 Terms Flue  Opening inside the chimney  Required to be 1/8th or 1/10th of the opening Chimney Liner  Built into the chimney to provide a smooth surface to the flue wall and reduce width of the chimney wall

© 2006 ITT Educational Services Inc. CD230 Architectural Design & Drafting II: Unit 8 Slide 9 Terms Chimney Cap  Sloping surface at the top of the chimney to prevent water from entering the flue Chimney Hood  Covering placed over the flue to protect the flue from the elements Spark Arrester  Screen placed at the top of the flue to prevent combustibles from leaving

© 2006 ITT Educational Services Inc. CD230 Architectural Design & Drafting II: Unit 8 Slide 10 Typical Dimensions

© 2006 ITT Educational Services Inc. CD230 Architectural Design & Drafting II: Unit 8 Slide 11 Minimum Chimney Height

© 2006 ITT Educational Services Inc. CD230 Architectural Design & Drafting II: Unit 8 Slide 12 Fireplace Construction

© 2006 ITT Educational Services Inc. CD230 Architectural Design & Drafting II: Unit 8 Slide 13 Prefab Fireplace Details

© 2006 ITT Educational Services Inc. CD230 Architectural Design & Drafting II: Unit 8 Slide 14 Mill Made Stairs

© 2006 ITT Educational Services Inc. CD230 Architectural Design & Drafting II: Unit 8 Slide 15 On-the-job Stair Construction

© 2006 ITT Educational Services Inc. CD230 Architectural Design & Drafting II: Unit 8 Slide 16 Terms Landing  A platform between flights of stairs or at the termination of stairs. Rise  The vertical height of stairs. Run  The horizontal distance of a flight of stairs

© 2006 ITT Educational Services Inc. CD230 Architectural Design & Drafting II: Unit 8 Slide 17 Terms Stringer  The inclined member supporting the risers and treads Riser  The vertical face of the step Tread  The horizontal surface member of each step

© 2006 ITT Educational Services Inc. CD230 Architectural Design & Drafting II: Unit 8 Slide 18 Stair Framing- I-beams

© 2006 ITT Educational Services Inc. CD230 Architectural Design & Drafting II: Unit 8 Slide 19 Stair Framing- Steel

© 2006 ITT Educational Services Inc. CD230 Architectural Design & Drafting II: Unit 8 Slide 20 Stair Layout

© 2006 ITT Educational Services Inc. CD230 Architectural Design & Drafting II: Unit 8 Slide 21 Determining Rise and Run Total Rise =  Floor to ceiling height + floor joist + depth of floor covering Number of risers =  Divide total rise by maximum rise (7 3/4”) Number of treads =  Number of risers - 1 Total run =  Tread width x number of treads

© 2006 ITT Educational Services Inc. CD230 Architectural Design & Drafting II: Unit 8 Slide 22 Stair Details