Hillsborough County Florida is using a mix of expanding polyurethane foam and conventional cement grout as a more cost effective means of filling sinkholes. Officials say the mix uses 30 to 40% less grout adding up to a 30% cost savings. The article in the Tampa Tribune did not indicate the contractor or product name that they are using but apparently several agencies in California and other states are using the same material. Story via ASCE SmartBrief.
Press Releases
Controversial Big Sur Bridge Gets Extended Life from Innovative Geotechnical Polyurethane
California’s iconic Highway 1 hugs the central coastline and Santa Lucia Mountains through its scenic Big Sur section. The bridges carrying cars and trucks over the many creeks and canyons are engineering marvels—Rocky Creek, Big […]
Geologic Hazards
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 […]
Geologic Hazards
NFL’s Titans eye $250k Compaction Grouting fix for sinkhole at LP Stadium
Hayward Baker will be the geotechnical contractor for the compaction grouting. The article draws a HORRIBLE comparison between compaction grouting and the ‘top kill’ that BP tried to stop the oil leak in the gulf. […]