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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

Prof.Paul.King@Gmail.com

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