Ali Sahabi, GEC

Ali Sahabi

About Ali Sahabi

Ali Sahabi has been a licensed General Engineering Contractor (GEC) since 1993, and is a principal at Optimum Seismic, Inc. He has completed hundreds of seismic retrofitting and adaptive reuse projects for multifamily residential, commercial, and industrial buildings throughout California.
9 July, 2020

3.0-magnitude earthquake felt in Riverside

By |2020-07-09T18:30:41+00:00July 9th, 2020|Related News|

Early in the morning Riverside was hit with a 3.0-mangitude earthquake 4 miles east from Riverside. A map provided by the USGS showed the shaking was felt over Rancho Cucamonga to Perris, and Chino to Moreno Valley.

For more info, please read the original article by

6 July, 2020

Apartment Association Article Warns Of Earthquake Liability Risk

By |2020-07-09T18:33:26+00:00July 6th, 2020|Seismic Waves|

Optimum Seismic, Inc – July 2020 Newsletter

Last Fourth of July, California experienced its largest quake in 20 years. The remote desert community of Ridgecrest was struck by two massive earthquakes […]

4 July, 2020

5 Tips to Upgrade Your Building’s Earthquake Resilience and Improve Marketability

By |2020-07-02T00:33:22+00:00July 4th, 2020|AAOC, Adaptive Reuse|

Does your apartment building meet today’s standards for earthquake safety and offer the types of interior spaces tenants want? If built before the mid-1970s, it could benefit from an upgrade of both.

Many building owners in these circumstances are making the most of the situation by renewing interior spaces as a […]

3 July, 2020

Basics of a Soft-Story Seismic Retrofit

By |2020-07-02T00:12:40+00:00July 3rd, 2020|SDCAA, Soft Story Seismic Retrofit|

Every building is different, and the approaches to safeguarding a structure against earthquake damage are incredibly diverse.

Yet in spite of these differences, there are some similarities in retrofit approaches based on building type – one of the most common being wood-framed, soft-story structures.

These apartment buildings, characterized by open parking on […]

2 July, 2020

Make Your Apartment Building Earthquake Resistant With A Soft-Story Retrofit to Protect Lives, Investment

By |2020-07-02T00:02:56+00:00July 2nd, 2020|AAGLA, Earthquake Resilience, Soft Story Seismic Retrofit|

Earthquakes are a constant threat in California. “The Big One” can hit anytime, and bring severe damage to vulnerable apartment buildings, along with death and injuries.

Apartment buildings with a “soft-story” are particularly at-risk of earthquake damage. Soft-story buildings usually have a large, open ground floor space like a parking area, […]

1 July, 2020

Long Beach is Proactive About Earthquake Safety. Are you?

By |2020-07-01T23:52:00+00:00July 1st, 2020|AACSC, Earthquake Safety|

Did you know that Long Beach was the testing ground for California’s recently unveiled ShakeAlert early warning system for earthquakes?

Beginning in 2014, the city did beta testing on the application until it was deemed effective enough to roll out to the rest of Los Angeles County and eventually, the state.

It […]

26 June, 2020

Remembering the 1925 Santa Barbara Earthquake

By |2020-06-26T17:16:17+00:00June 26th, 2020|Related News|

On June 29, 1925 at 6:42 a.m. reported Santa Barbara shaking for 18 seconds. The Richter scale was not yet invented, but semiologists estimate the main shock was 6.3 magnitude and the epicenter located offshore.

For more info, please read the original article by Santa Maria Times :

25 June, 2020

The quake that hit central California triggers rock slide

By |2020-06-25T17:06:47+00:00June 25th, 2020|Related News|

The earthquake that hit central California on Wednesday caused a rock slide that send a boulders crashing into a camping area.

For more info, please read the original article by Fox News:

23 June, 2020

A massive 7.4 magnitude earthquake hit Central Mexico

By |2020-06-23T17:09:48+00:00June 23rd, 2020|Related News|

A 7.4 earthquake hit at 10:29 a.m. and it was centered along the Pacific coast of Oaxaca state.

For more info, please read the original article by Bloomberg News: