Title: Sinkhole belches organic material
Source: The Advocate
Author: Bret H. McCormick
Date: December 28, 2012
The 8.5-acre Assumption Parish sinkhole, located between the Bayou Corne and Grand Bayou communities, burped this week for the second time in a month, the company cleaning up the site reported Thursday.
Sonny Cranch, a spokesman for Texas Brine Co. LLC, said the burp happened either Christmas night or early Wednesday.
He said crews have not been able to determine how much vegetation came up after the burp. The previous burp occurred on Nov. 27. [...]
Title: Bayou Corne Resident MTG
Date: Dec 18, 2012
Part 5 at 4:15 in
Will Pettitt, general manger of Itasca, a worldwide firm that specializes in rock mechanics: We know there’s these large gas outbursts, or burps, up through the sinkhole
Part 7 at 1:45 in
Gary Hecox, a Shaw Environmental and Infrastructure Inc. geologist working on the issue for the State of Louisiana: It has burped. It changes. It’s changing all the time. [...]
The sinkhole is still burping. About every two weeks we have a fairly substantial… we call them burps… and essentially what happens is it will burp, the water level will fall almost instantly in the sinkhole, just a tiny amount, but it falls, and from that call we can calculate how much the volume of water went in to fill up the void when the gas came out. And those volumes range from 15-50,000 cubic feet. […]
The collapse zone is not stable the sinkhole is not stable.
Published: December 28th, 2012 at 4:31 pm ET