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![Carrington Seismic Retrofit](https://images.squarespace-cdn.com/content/v1/57549fc0e321402ddeb5afcc/1467942453457-1PDNUZNFTGYHIY3AHTQW/carrington1_full.jpg)
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![2 & 10 Parkridge](https://images.squarespace-cdn.com/content/v1/57549fc0e321402ddeb5afcc/1467947602641-5NGNFKP4MNQ838PAX27Q/Parkridge-1.jpg)
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![40 Perago Terrace](https://images.squarespace-cdn.com/content/v1/57549fc0e321402ddeb5afcc/1467949134251-8MB7APJZZM3YXU2QRP6K/Perago01.jpg)
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![225 Catalpa St](https://images.squarespace-cdn.com/content/v1/57549fc0e321402ddeb5afcc/1467949629101-XNKE3MRIGJ58FWCDFK8N/Catalpa-1.jpeg)
![225 Catalpa St](https://images.squarespace-cdn.com/content/v1/57549fc0e321402ddeb5afcc/1467949811020-KU95Y5JQ3QACHL8K7R1K/Catalpa-plans.jpg)
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Carrington Seismic Retrofit
A soft story retrofit innovation example-- WCP&A created an entirely new structural concept to address a client's parking, occupants, existing water/gas/electrical lines, and budget concerns - a “tunable” 3-D space frame that stays rigid for wind loads and small earthquakes, deflects under design earthquake loads while damping out vibrations, and locks to prevent excessive displacement. The frame fits within 3 inches of existing walls & ceilings. And this costs 50% to 70% of conventional retrofits.
Carrington Seismic Retrofit
Carrington Seismic Retrofit
Carrington Seismic Retrofit
Carrington Seismic Retrofit
2 & 10 Parkridge
A soft story seismic retrofit project for a large scale hillside apartment building.
2 & 10 Parkridge
2 & 10 Parkridge
40 Perago Terrace
A hillside seismic retrofit project in San Francisco.
40 Perago Terrace
225 Catalpa St
This is a seismic retrofit profit project in San Mateo.
735-737 Burnett
A hillside, over 15 units, seismic retrofit project in San Francisco.
735-737 Burnett
W. Charles Perry & Associates is a Seismic Retrofit, Architectureal Engineering and Construction Management firm that has been serving the San Francisco Bay Area for 25+ years.