Disaster Resilient Housing Construction
Dr. H. Kit MiyamotoMiyamoto International
California Seismic Safety Commissioner
India
Masterton
Haiti
Los Angeles
Sacramento
San Jose
Orange County
San Diego
Japan
Nepal
Costa Rica
RenoItaly
San Francisco
Washington, D.C.
Mexico
Auckland
Wellington
Christchurch
Kapiti
Liberia
Turkey
Colombia
MIYAMOTO GLOBAL CAPACITYMiyamoto International
Nepal 2015
New Zealand 2011
Haiti 2010
Mexico City2017
TIME
SOC
IAL
IND
ICA
TOR
Disaster Strikes
Direct Loss
Downtime Reconstruction
Direct loss x Recovery
Recovery
What RESILIENCE Means?
TIME
% O
F B
UIL
DIN
GS
IN A
FFEC
TED
AR
EAS
6mo.
1.5years
Year 5 Year 8
ChristchurchEarthquake
HaitiEarthquake
Year 0
What is meeting code?
Reinforcement bars
Deformed bars with135-degree hooks
Smooth ties with 90-degree hook
Performance
Semi code
Code
Enhanced
Isolation
Nu
mb
er
of
Bu
ild
ing
s
What Code performance means?
Construction Cost
Semi code
Code Enhanced Isolation
100101105
120
Construction Cost Differences
Earthquake Retrofit makes sense?
Nepal 2015
Timber bands
Timber bands
+ EXTRA
• The building has been approved to have 35% of additional construction area.
• The sale of this +35% should be used to pay for the construction of the building.
Mexico City Reconstruction Law
Pre Earthquake Reconstructed
Innovation in Quality Control
• What? FAST REMOTE CONSTRUTION MONITOR (FRCM)
• Why? Ensure inspection quality by empowering engineers
• How? Document quantity, quality in Cloud
Remote observation
Field Engineers
Contractors
Preset inspection schedule
and locations
• Foundations, Floors at critical locations and time
Data collected and photos taken will be uploaded to the ECP via App
UPLOADING:
• When the building is done per FRCM, then “Gold Star”
• Gold Star buildings will be shown on a map that is open to the public.
Public Recognition of Good Construction
Haiti 2018
• Massive reconstruction effort affected today’s construction quality
• Extensive mason training programs and public outreach programs
Capacity Building is a Critical Part of it.