slush grouting

slush grouting

[′sləsh ‚grau̇d·iŋ]
(civil engineering)
Spreading a portland cement slurry over a surface that will subsequently be covered by concrete.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

slush grouting

The distribution of portland cement slurry, with or without fine aggregate, over a rock or concrete surface that is to be covered subsequently with concrete, usually by brooming it in place to fill surface voids and fissures.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.