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Building Technology III
New York City College of Technology
Course Day 22
Revit Day 13 (Project Day 12)
The New Academic Building –
Development of Stairs
Professor Paul C. King, RA, AIA, ARA
http://professorpaulking.wordpress.com/
http://students.autodesk.com/
1.21
Prof. Paul C. King Copyright © 2013
Building Tech III
CityTech
Overview – Development of Stairs • Stair requirements are as follows:
• Laboratory : 2 Fire Stairs
• One must extend to the roof
• One must exit directly to the street – the other may exit to the lobby and the out
• Atrium : 1 Stair
• Ornamental Stair connecting the atrium mezzanine (level 2) to the lobby level (1)
• Gymnasium:
• Stairs connecting to the locker room level in the basement
• Stairs may be separated as men's and women's
• If there is a mezzanine level in the gym one of the stairs must extend up
Project Day 12
Overview
Atrium
Add Mezzanine
Atrium Stair
Add Guidelines
Stair by Sketch
Overview
Add Curve
Landing
Railing
Lab Stair-1
•Shaft
•Add Guidelines
•Stair by Sketch
•Multistory
Lab Stair-2
•Shaft
•Add Guidelines
•Stair by Sketch
•Multistory
•Code & Doors
•Overview
Wrap-Up
Prof. Paul C. King Copyright © 2013
Building Tech III
CityTech
Atrium: Addition of Mezzanine level
• Level 2
• Floor :
Concrete Slab 12”
Project Day 12
Overview
Atrium
Add Mezzanine
Atrium Stair
Add Guidelines
Stair by Sketch
Overview
Add Curve
Landing
Railing
Lab Stair-1
•Shaft
•Add Guidelines
•Stair by Sketch
•Multistory
Lab Stair-2
•Shaft
•Add Guidelines
•Stair by Sketch
•Multistory
•Code & Doors
•Overview
Wrap-Up
Prof. Paul C. King Copyright © 2013
Building Tech III
CityTech
Atrium: Add Mezzanine level
• 1’ below Grid (C)
• 1’ Back from Grid (7)
• 1’ above Grid (E)
• 1’ beyond Grid (1)
• Along GYM façade
• 1’ beyond Grid (7)
• 1’ above Grid (F)
• Along Lab facade
• Locate Mezzanine as follows:
• Starting at the entry and running counter clockwise
Project Day 12
Overview
Atrium
Add Mezzanine
Atrium Stair
Add Guidelines
Stair by Sketch
Overview
Add Curve
Landing
Railing
Lab Stair-1
•Shaft
•Add Guidelines
•Stair by Sketch
•Multistory
Lab Stair-2
•Shaft
•Add Guidelines
•Stair by Sketch
•Multistory
•Code & Doors
•Overview
Wrap-Up
Prof. Paul C. King Copyright © 2013
Building Tech III
CityTech
Atrium: Addition of Stair : Add Guidelines
• Create two model line guidelines 6’ above
and below grid line (D)
• Architecture > Stair > Stair by Sketch
Project Day 12
Overview
Atrium
Add Mezzanine
Atrium Stair
Add Guidelines
Stair by Sketch
Overview
Add Curve
Landing
Railing
Lab Stair-1
•Shaft
•Add Guidelines
•Stair by Sketch
•Multistory
Lab Stair-2
•Shaft
•Add Guidelines
•Stair by Sketch
•Multistory
•Code & Doors
•Overview
Wrap-Up
Prof. Paul C. King Copyright © 2013
Building Tech III
CityTech
Atrium: Addition of Stair by Sketch
• Base Level : Level 1
• Top Level : Level 2
• Width = 6’-0”
• Number of Risers 24
• 13 Risers Across • Down for Landing • 11 Risers back
Project Day 12
Overview
Atrium
Add Mezzanine
Atrium Stair
Add Guidelines
Stair by Sketch
Overview
Add Curve
Landing
Railing
Lab Stair-1
•Shaft
•Add Guidelines
•Stair by Sketch
•Multistory
Lab Stair-2
•Shaft
•Add Guidelines
•Stair by Sketch
•Multistory
•Code & Doors
•Overview
Wrap-Up
Prof. Paul C. King Copyright © 2013
Building Tech III
CityTech
Atrium: Stair Overview Project Day 12
Overview
Atrium
Add Mezzanine
Atrium Stair
Add Guidelines
Stair by Sketch
Overview
Add Curve
Landing
Railing
Lab Stair-1
•Shaft
•Add Guidelines
•Stair by Sketch
•Multistory
Lab Stair-2
•Shaft
•Add Guidelines
•Stair by Sketch
•Multistory
•Code & Doors
•Overview
Wrap-Up
Prof. Paul C. King Copyright © 2013
Building Tech III
CityTech
Atrium: Change Landing to Curve
• Select Landing > Edit Sketch
• Add Arc & Delete old line
Project Day 12
Overview
Atrium
Add Mezzanine
Atrium Stair
Add Guidelines
Stair by Sketch
Overview
Add Curve
Landing
Railing
Lab Stair-1
•Shaft
•Add Guidelines
•Stair by Sketch
•Multistory
Lab Stair-2
•Shaft
•Add Guidelines
•Stair by Sketch
•Multistory
•Code & Doors
•Overview
Wrap-Up
Prof. Paul C. King Copyright © 2013
Building Tech III
CityTech
Atrium: Change Railing to Curve
• Select Railing > Edit Path
• Add Arc & Delete old line
Project Day 12
Overview
Atrium
Add Mezzanine
Atrium Stair
Add Guidelines
Stair by Sketch
Overview
Add Curve
Landing
Railing
Lab Stair-1
•Shaft
•Add Guidelines
•Stair by Sketch
•Multistory
Lab Stair-2
•Shaft
•Add Guidelines
•Stair by Sketch
•Multistory
•Code & Doors
•Overview
Wrap-Up
Prof. Paul C. King Copyright © 2013
Building Tech III
CityTech
Lab: Typical Egress Stair-1: Shaft
• Level 6
• Architecture > Shaft
• Base Offset -1’
• Base Constraint : Level 1
• Top Constraint : Up to LAB ROOF
Project Day 12
Overview
Atrium
Add Mezzanine
Atrium Stair
Add Guidelines
Stair by Sketch
Overview
Add Curve
Landing
Railing
Lab Stair-1
•Shaft
•Add Guidelines
•Stair by Sketch
•Multistory
Lab Stair-2
•Shaft
•Add Guidelines
•Stair by Sketch
•Multistory
•Code & Doors
•Overview
Wrap-Up
Prof. Paul C. King Copyright © 2013
Building Tech III
CityTech
Lab: Typical Egress Stair-1 • Level 6
• Architecture > Shaft
• Guidelines @26” from each edge
• Architecture > Stairs > Stair by Sketch
• Stair 7” max riser 11”
tread
• Base Level : Level 6
• Top Level: LAB ROOF
• Width : 4’-0”
• Desired # Risers: 24
• Actual Tread Depth: 11”
Project Day 12
Overview
Atrium
Add Mezzanine
Atrium Stair
Add Guidelines
Stair by Sketch
Overview
Add Curve
Landing
Railing
Lab Stair-1
•Shaft
•Add Guidelines
•Stair by Sketch
•Multistory
Lab Stair-2
•Shaft
•Add Guidelines
•Stair by Sketch
•Multistory
•Code & Doors
•Overview
Wrap-Up
Prof. Paul C. King Copyright © 2013
Building Tech III
CityTech
Lab: Typical Egress Stair-1 • Level 6
• Architecture > Shaft
• 12 Risers Down
• Across for Landing
• 12 Risers Up
Project Day 12
Overview
Atrium
Add Mezzanine
Atrium Stair
Add Guidelines
Stair by Sketch
Overview
Add Curve
Landing
Railing
Lab Stair-1
•Shaft
•Add Guidelines
•Stair by Sketch
•Multistory
Lab Stair-2
•Shaft
•Add Guidelines
•Stair by Sketch
•Multistory
•Code & Doors
•Overview
Wrap-Up
Prof. Paul C. King Copyright © 2013
Building Tech III
CityTech
Lab: Multistory Settings Stair-1 • Level 6
• Architecture > Shaft
• Base Level : Lower Level
• Top Level : Level 1
(These two values set the number
of risers based on its floor to floor)
• Multistory top Level: Lab Roof
(Sets how high the stair will go)
Project Day 12
Overview
Atrium
Add Mezzanine
Atrium Stair
Add Guidelines
Stair by Sketch
Overview
Add Curve
Landing
Railing
Lab Stair-1
•Shaft
•Add Guidelines
•Stair by Sketch
•Multistory
Lab Stair-2
•Shaft
•Add Guidelines
•Stair by Sketch
•Multistory
•Code & Doors
•Overview
Wrap-Up
Prof. Paul C. King Copyright © 2013
Building Tech III
CityTech
Lab: Typical Egress Stair-2: Shaft
• Level 6
• Architecture > Shaft
• 8’ x 14’-3”
• Base Offset -1’
• Base Constraint : Level 1
• Top Constraint : Up to LAB ROOF
Project Day 12
Overview
Atrium
Add Mezzanine
Atrium Stair
Add Guidelines
Stair by Sketch
Overview
Add Curve
Landing
Railing
Lab Stair-1
•Shaft
•Add Guidelines
•Stair by Sketch
•Multistory
Lab Stair-2
•Shaft
•Add Guidelines
•Stair by Sketch
•Multistory
•Code & Doors
•Overview
Wrap-Up
Prof. Paul C. King Copyright © 2013
Building Tech III
CityTech
Lab: Typical Egress Stair-2
• Guidelines @24” from each edge
• Architecture > Stairs > Stair by Sketch
• Stair 7” max riser 11” tread
• Base Level : Level 6
• Top Level: LAB ROOF
• Width : 3’-8” (44”)
Project Day 12
Overview
Atrium
Add Mezzanine
Atrium Stair
Add Guidelines
Stair by Sketch
Overview
Add Curve
Landing
Railing
Lab Stair-1
•Shaft
•Add Guidelines
•Stair by Sketch
•Multistory
Lab Stair-2
•Shaft
•Add Guidelines
•Stair by Sketch
•Multistory
•Code & Doors
•Overview
Wrap-Up
Prof. Paul C. King Copyright © 2013
Building Tech III
CityTech
Lab: Typical Egress Stair-2
• 12 Risers Across
• Up for Landing
• 12 Risers Back
Project Day 12
Overview
Atrium
Add Mezzanine
Atrium Stair
Add Guidelines
Stair by Sketch
Overview
Add Curve
Landing
Railing
Lab Stair-1
•Shaft
•Add Guidelines
•Stair by Sketch
•Multistory
Lab Stair-2
•Shaft
•Add Guidelines
•Stair by Sketch
•Multistory
•Code & Doors
•Overview
Wrap-Up
Prof. Paul C. King Copyright © 2013
Building Tech III
CityTech
Lab: Multistory Settings Stair-2
• Base Level : Lower Level
• Top Level : Level 1
(These two values set the number
of risers based on its floor to floor)
• Multistory top Level: Lab Roof
(Sets how high the stair will go)
Project Day 12
Overview
Atrium
Add Mezzanine
Atrium Stair
Add Guidelines
Stair by Sketch
Overview
Add Curve
Landing
Railing
Lab Stair-1
•Shaft
•Add Guidelines
•Stair by Sketch
•Multistory
Lab Stair-2
•Shaft
•Add Guidelines
•Stair by Sketch
•Multistory
•Code & Doors
•Overview
Wrap-Up
Prof. Paul C. King Copyright © 2013
Building Tech III
CityTech
Lab: Egress Stair-2
• Overlap of Door and Egress Path
• Door may overlap no more than 12”
• Relocate wall and door as needed
• Door must open in direction of egress
Project Day 12
Overview
Atrium
Add Mezzanine
Atrium Stair
Add Guidelines
Stair by Sketch
Overview
Add Curve
Landing
Railing
Lab Stair-1
•Shaft
•Add Guidelines
•Stair by Sketch
•Multistory
Lab Stair-2
•Shaft
•Add Guidelines
•Stair by Sketch
•Multistory
•Code & Doors
•Overview
Wrap-Up
Prof. Paul C. King Copyright © 2013
Building Tech III
CityTech
Stairs Overview Project Day 12
Overview
Atrium
Add Mezzanine
Atrium Stair
Add Guidelines
Stair by Sketch
Overview
Add Curve
Landing
Railing
Lab Stair-1
•Shaft
•Add Guidelines
•Stair by Sketch
•Multistory
Lab Stair-2
•Shaft
•Add Guidelines
•Stair by Sketch
•Multistory
•Code & Doors
•Overview
Wrap-Up
Prof. Paul C. King Copyright © 2013
Building Tech III
CityTech
Project Day 12 - Wrap Up
Overview
Atrium
Add Mezzanine
Atrium Stair
Add Guidelines
Stair by Sketch
Overview
Add Curve
Landing
Railing
Lab Stair-1
•Shaft
•Add Guidelines
•Stair by Sketch
•Multistory
Lab Stair-2
•Shaft
•Add Guidelines
•Stair by Sketch
•Multistory
•Code & Doors
•Overviewp-Up
• Wrap-Up
Project Day 12
Overview
Atrium
Add Mezzanine
Atrium Stair
Add Guidelines
Stair by Sketch
Overview
Add Curve
Landing
Railing
Lab Stair-1
•Shaft
•Add Guidelines
•Stair by Sketch
•Multistory
Lab Stair-2
•Shaft
•Add Guidelines
•Stair by Sketch
•Multistory
•Code & Doors
•Overview
Wrap-Up