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Problem4-residential design factor

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ho ka yee

on 11 March 2015

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Transcript of Problem4-residential design factor

Common Space

Source: Joseph Francis Wong, Factors affecting open building implementation in high density mass housing design in Hong Kong

Source: Dr. Stephen Kendall, RA, CIB, An Open Building Strategy for Converting Obsolete Office Buildings to Residential Use

Façade can be part of the loadbearing element
It already have part of the layout
-makes planning more flexible
-can be applied at different levels
-relocate or redesign for better planning
-fit the needs of the building design and city planning.

Location
Neighbourhood
SITES
Location
Neighbourhood
SITE
Common factors and parameters

Problem

Vertical Circulation - Lift
Fire Escape
Water Supply
Ventilation
Electronic Supply

Building Services Systems

Building
Site
Flat
-Geometry of plan
-Location of entrance
-Size and proportion of room
Flexibility
Flexibility+ Ventilation+ Lighting
-Balcony design

-Numbers of openings
-Size of openings
-Location of openings
-Types of openings

Flexibility+ Ventilation+ Lighting

- Ceiling height
- minimum ceiling height requirement by The 2006 International Residential Code : at least a 7 foot 6 inch (2.28m)

Spaciousness
Safety

(Joint Practice Note No.1)

- Wider common corridors
and lift lobbies


Spaciousness

Safety

- Opening area ≥ 5% of combined floor space of
corridor and lift lobbies
→ provide effective ventilation to common space

Ventilation

- Spacious entrance foyer
- Security guard desk
- Large panel of glazing



Security

(Joint Practice Note No.2)

U-shaped

- Lift lobby and corridor
arrangement

Circulation

Structure
Load-bearing wall structure
Skeleton structure
slab

- Shorten distance
to staircase
Bst 21082 Problem 4
Residential Design Factor
Group B
Ho Ka Yee, Mandy
Choi Yiu Cheung, Derek
Chang Chih Lin, Doris
She Pak Lim, Kirk
Wong Ka Yi, Kayi
Leung Chun Yu, Amadeus

Sources: Standard Block Typical Floor Plans http://www.housingauthority.gov.hk/en/global-elements/estate-locator/standard-block-typical-floor-plans/

Sources: Building and Environment http://www.sciencedirect.com/science/article/pii/S0360132313001789


Shear wall
Core wall

Concrete
composite



Load-bearing wall structure

H-shaped

Straight-lined

Source: Joseph Francis Wong, Factors affecting open building implementation in high density mass housing design in Hong Kong

40mm

Wall will take internal space
It contain the flexibility of layout
Some time the loadbearing wall can be very thick


Source: Dr. Stephen Kendall, RA, CIB, An Open Building Strategy for Converting Obsolete Office Buildings to Residential Use

Beams and columns
and slabs
Columns and slabs

Concrete
Steel

Skeleton structure

Source: Dr. Stephen Kendall, RA, CIB, An Open Building Strategy for Converting Obsolete Office Buildings to Residential Use

Free partition
Can have more freedom on facade
Source: Dr. Stephen Kendall, RA, CIB, An Open Building Strategy for Converting Obsolete Office Buildings to Residential Use

Columns may located on unsatisfied location
Column take rooms space
Plan pipe duct needed to be located in a different way

Source: Dr. Stephen Kendall, RA, CIB, An Open Building Strategy for Converting Obsolete Office Buildings to Residential Use

Columns may located on unsatisfied location
Column take rooms space
Plan pipe duct needed to be located in a different way

LOCATION
Views
Orientation
Accessibility
Price of land

NEIGHBOURHOOD
Master planning
Social background
Population profile

Source: Ingrid Rasmussen
Source: http://www.hellotw.com/gate/big5/bbs.am765.com/detail.jsp?id=2515018&agMode=1

Beams take space in term of the height of room that may at the middle of the room

Feng Shui


Single-span slab
Double-span slab
Post-Tension slab
Waffle slab

slab

Affect span
Single and double slab: 5m
Post-tension slab: 10m
Waffle slab: 15m
Affect head room
Waffle slab have little beams

 It confines the room size

Source: Joseph Francis Wong, Factors affecting open building implementation in high density mass housing design in Hong Kong

The structure will affect the planning of the floor layout and the flexibility of the building because the structure can not be removed easily.


Shorter view
<
Longer view
VIEWS
Street view

<

Hilly/ Harbour view
ORIENTATION
ACCESSIBILITY
Master planning
Social characteristics
Population
Profile
Zebra crossing &
Traffic island
Shuttle bus
Car park
easier to residents to access
PRICE OF LAND
lack of open space

Standardized design
Mazimize the use of land
lack in flexibility
Location of windows
Economic + Educational background
DIFFERENT
fuction and degree of privacy
=
Machine Room
Optical fiber
Switchgear

Electrical Installation System

http://www.emsd.gov.hk/emsd/images/pps/gas_rim_srip_m.jpg

Water pipes internal and external
External affects building façade (most pipe face the next building)


Water Supply

http://gsgallery.fwg.hk/var/albums/school/20100705_002.JPG?m=1280646991

Over 2 stories and 30m height residential building should include at least one fireman’s lift


Fireman's lifts

http://www.anantrajlimited.com/images/tpm-apbig5.jpg

General
To make circulation efficient
Designed lift to serve for odd or even numbers of floors

With Machine room
2500mm width x 3700mm depth x 2600mm height

Lift

By: Code of Practice for Fire Safety in Buildings 2011
Building Department
Hong Kong Fire Regulation and Ordinance
http://web.nksh.tp.edu.tw/images/20070710094246.JPG
http://www.hkcs.org/archives/cd/skmcd/skmcd003.jpg

Stair should not be close to kitchen
Two staircases are required
Below 30m building height for residential building
Steps regulations:
175mm height x 225mm wide x 1050mm width
Internal emergency lighting with daylight instead of electronic lighting system only
Openings in stair well can provide daylight, ventilation and security

Fire Escape - Stair

http://www.revit-content.com/images/content/elevator/19-elevator-shaft_450x450.jpg
Code of Practice for Building Works for Lifts and Escalators 2011 Building Department

Lift bad min. dimensions 1800mm width x 2100mm depth
Pit Depth: 1700mm
Not access to the Roof


Lift Bad

http://www.diydoctor.org.uk/project_images/ringmain/ring_main.jpg
http://upload.review33.com/images/201204/201204071854017873.jpg

Ring circuit
Almost all external walls carry electricity system
Total switchgear installed in Kitchen

Electricity in Flat

Beverly villa, Hong Kong

Air-conditioner
Each bedroom installed one air-conditioner
Living room or dining room also installed one
External space for installing the fan of Wall Mounted Type Cooling Air Conditioner
Can be cladding design for the box of fan

Ventilation

http://orientaldaily.on.cc/cnt/news/20130606/00176_030.html

Pump Room
Walls with pipes – Gypsum Wall
Also provide sound and thermal insulation

Internal Water Pipes

Internal or external (low rise residential building)
Scissor stair or open one side stair can be used

http://us.123rf.com/400wm/400/400/hlehnerer/hlehnerer0802/hlehnerer080200008/2479671-fire-escape-stairs-at-a-house-in-ventura-california.jpg
http://orientaldaily.on.cc/cnt/news/20100520/photo/0520-00196-004b1.jpg, http://www.stairform.com.au/images/scissorStair1.png
http://orientaldaily.on.cc/cnt/news/20110606/photo/0606-00176-040b2.jpg

Fire Escape - Stair

Size of family
TOO NEAR!
South facing
Northwest facing
Building Services Systems

Vertical circulation - Lift
Fire Escape Stair
Water Supply
Ventialtion
Electonic Supply
Innovative design-Open building
LOCATION
Views
Orientation
Accessibility
Price of land


innovative design
enhances the efficiency
increases the flexibility of the building.
SUB-SYSTEMS
interior elements of the building
-doors
-cabinets and fixtures
- sanitary equipment

Open Building

MAJOR SYSTEMS

-building site
-the building envelope
-public circulation area
-fire egress mechanical systems and other building service systems


MAJOR SYSTEMS
-serviced space and support for the building
-given or fixed elements

SUB - SYSTEMS
Open building & Module
-elements that user/designer can add in or change freely.

Levels of Modularity
FLEXIBLE DESIGNS WAYS
UNIVERSAL

DISCONNECTABLE
REARRANGABLE
EXTENDIBLE
MOVABLE
DISMOUNTABLE

MULTIFUNCTIONAL:
More functions integrated in one component

EXCHANGABLE

EJECTABLE

ENLARGABLE
Full transcript