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.
NCFI is a U.S. polyurethane manufacturing leader in the supply of high performance polyurethane systems since 1964. Their line of TerraThane™ geotechnical polyurethanes are ideally suited for concrete lifting and leveling, soil stabilization, void fill […]
Challenging WV Transmission Station Pipeline Job on 58-Degree Slope Uses TerraThane by U.S. Company, NCFI Polyurethanes
MOUNT AIRY, NC—A recent pipeline job at Dominion Resource’s extraction/fractionation plant in Pine Grove, WV presented some pretty hairy challenges. First the pipeline was to be laid on a 58-degree hillside. Trucks, excavators, and other equipment had to be wenched up the slope and held in place by cables attached to heavy equipment. Secondly, it was the rainy season, so erosion of the freshly turned earth was a major concern. [Editor] Click through for the rest of the press release. [/Editor]