Mud-jacking | Article about mud-jacking by The Free Dictionary
A process of raising a concrete slab on ground where it has settled or been depressed; a hole is drilled through the slab, then a mixture of mud and cement is pumped beneath the slab under pressure, thereby raising it.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.
References in periodicals archive
As to your choices, if you can find locally a contractor who does mud-jacking
, see if he or she is willing to attempt it after checking the site.
Then either replace the sunken portion or call a mud-jacking
company to raise it.