On September 3, a sinkhole opened up on a downtown Cairo street, swallowing the car pictured here. According to the description accompanying the video uploaded to YouTube by TheDailyNewsEgypt, the sinkhole was related to tunneling activities for the Cairo Metro line that is currently under construction. Click through for the video. […]

Hayward Baker has been working 18-hour days for Colorado DOT to repair a sinkhole on US 24 caused by an abandoned railroad tunnel. The link below takes you to a photo gallery on Hayward Baker’s […]

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. […]