An arena being built for the Philadelphia Flyers’ minor league affiliate hockey team will be founded on micropiles to mitigate possible sinkhole problems in the limestone bedrock. The arena in located at the site of a catastrophic collapse of a building, Corporate Plaza, in 1994. The collapse was blamed on sinkholes under the foundation that caused settlement and the rupture of a water main, flooding the area and exacerbating the issue. The building eventually had to be demolished. [Source: Morning Call via AGC SmartBrief. Image: CHUCK ZOVKO, The Morning Call]
Related Articles
Seattle tunnel will go under 158 buildings
The tunnel replacing the Alaskan Way Viaduct (SR-99) will pass beneath 158 existing structures requiring an extensive program of vibration and settlement monitoring as well as some remediation. Of the 158 buildings, WSDOT identified 20 […]
Dead Sea Sinkhole Could Swallow Tourists, Close Facilities
June 25, 2009
rockman
Geologic Hazards
Comments Off on Dead Sea Sinkhole Could Swallow Tourists, Close Facilities
Sinkholes at the Dead Sea have threatened tourists and forced Israeli (and perhaps Jordanian)authorities to close various facilities and cancel development plans to avoid these geologic hazards. These are not your typical Karst sinkholes. According […]