Earthquake Engineering Research Institute
Learning From Earthquakes

Photos of Building Damage

Festival building  Figure 1. Festival Building. Figure 2. It was repaired, due to some damage suffered in 1985.         Figure 3. Note longitudinal bar congestion. Figure 4. Note lack of transverse reinforcement in the boundary area.         Toledo condominium             Figure 1. Shear walls in the […]

Photos of Building and Bridge Damage

On March 5, 2010, the first Risk Management Solutions (RMS) reconnassiance team landed at the Santiago Airport to begin their investigation into the impacts from the 2010 M8.8 Maule, Chile event. Team #1 is being led by Dr. Mohsen Rahnama, and he is  joined by Chesley Williams and Carlos Cabrera. Areas visited include Santiago and […]

Photos of Talcahuano and Concepcion

Figure 1. After the tsunami at Talcahuano 2. Figure 2. Base isolated wharf at Coronel – from below.         Figure 3. Base isolated wharf at Coronel. Figure 4. Bridge at Concepcion.         Figure 5. Container yard at Coronel port. Figure 6. Glazing damage at Concepcion.         […]

Reconnaissance Observations of Buildings

Day 4 (Thursday, March 11) – Santiago Visited  SIRVE, an engineering company specializing in base isolation and advanced structural/geotechnical issues.  It is an offshoot of the Catholic University.  Jack and I are being hosted primarily by Juan Carlos De la LLera, Rafael Riddell, and Karl Luders .  They gave us a brief overview of the […]

Observations from the EERI Team

3/10 Arrival at Santiago Airport (SCL). Airport functionality returning. Approximately 1.5 hours to clear customs. Arranged taxi inside terminal. 15,000 pesos (about $30US). Half hour taxi ride to Hotel Neruda. A few signs of earthquake, including settled overpass approaches along route. Meeting at U. Catolica to initiate discussions with Professors Rafael Riddell, Ernesto Cruz, Juan […]

Observations from the EERI Team

Travel to Maipu zone of Santiago. Don Tristan (Figure 4) collapsed and made headlines after the earthquake. Building shown in Figure 1 is nearby very similar building that sustained severe damage and partial collapse of first story. Figure 2 is view toward the collapsed end. Note inclined crack in wall. Figure 3 shows collapsed side […]

Observations on Building Damage

As a result of the Chilean 8.8 magnitude earthquake on February 27, 2010 and the several strong aftershocks, and the ensuing damage experienced in cities like Viña del Mar, Santiago, Rancahua, Talca, Chillán, Los Ángeles, Concepción and Talcahuano, there are several buildings to be demolished: 8 in Concepción, 2 in Talcahuano, 5 in Santiago, 5 […]

Observations from the EERI Steel and Industrial Buildings Team

The team left Santiago early and drove towards Concepcion. Road was in very good condition. We arrived at Las Aldea, just west of Chillan at 12:30PM, where we made a first stop at the Arauco cellulous plant (Figure 1). Made contact with PR personnel but were unable to enter as visits are not permitted at […]

Photos of earthquake impacts

Figure 1. Damage to wine tank, Curico. Figure 2. San Francisco church, Curico. Figure 3. Independency square, Concepcion.             Figure 4. Collapse of steel silos in Concepcion. Figure 5. Confined masonry construction in Curepto. Figure 6. Heavy structural damage to factory in Parral             Figure 7. Collapsed bridge in Tubul. Figure 8. Partial […]

Observations from the EERI Team

3/13/10 Church in central Santiago. Damaged elements at top of spire. Characteristic damage to masonry viewed from inside. Photos 999, 1001, 989 below. Church in central Santiago. View from interior. Characteristic damage.  Photos 1004, 1012, 1020 Los Leones building viewed from back. Characteristic wall crushing in first subterranean level.  Photos 1048, 1042 3/14/10 Building in Santiago. Damage […]