Earthquake Engineering Research Institute
Learning From Earthquakes

Sentral Pasar Raya

Sentral Pasar Raya contained many small shops within the four-story building.  The top floor consisted of a modest food court in the center and an open roof.  The building is a reinforced concrete moment frame with masonry infill.  The earthquake occurred at 17:16 on a Wednesday, and it is unclear as to how many people […]

BAPPEDA – City Planning Provincial

The structural system is reinforced concrete with masonry infill.  The architectural features of the building created a larger mass on the top floors.    The first floor appears to have a smaller floor plan with a rim of exterior columns around the building supporting the floors above.  It was a soft first story building and that […]

Mitsubishi car showroom

Earthquakes in 2007 caused some minor cracks in the building, which were later patched over. It appears that the September 30, 2009 earthquake (M7.6) did not damage the concrete frame itself, but the nonstructural features (e.g. façade, infill) were unable to deflect with the frame and were therefore significantly damaged.  In particular, many of the […]

STMIK Indonesia Building

  Figrure 1. STMIK Indonesia.     The primary structural system consists of concrete moment frames with brick masonry infill. The interior non-structural partitions consist of brick masonry infill with small concrete “practical” columns at the window and door openings. The floors are formed with concrete slabs and we understand from discussions with people at the […]

Ambacang Hotel

The structural system of the original 2-story building consisted of a reinforced concrete frame with masonry infill.  Within the past three years, additions were added to the original building in different phases.  Initially, an additional 3-story level was added on top of the existing construction.  The structural system of the new upper addition consisted of […]

No. 52 Parupuak Tabing school

The larger of the two classroom buildings that is at the spine of the “C” was constructed in 1984 and suffered substantial damage in the earthquake. The building was in the process of being renovated and all of the interior transverse cross walls had been removed with the intent that they would soon be replaced. […]

Pariaman City Hall

Constructed in 2007, the three-story city government building (Figure 1) experienced significant damage from the earthquake, necessitating all of the offices to be vacated and moved to temporary tents (Figure 2).  The exterior cladding, consisting of glass, infill brick partitions, and stucco/plaster finishes, suffered extensive damage (Figures 3-4).  Closer inspection from exposed portions of the […]