Thickness from object to upper boundary of bedding layer

Thickness of the upper part of the backfill area around the cables in a multi-layer backfill arrangement.

Symbol
$s_{3}$
Unit
m$^2$
Formulae
$H_{T} - s_{1} - s_{2}$Paper R. de Lieto Vollaro et al. (2011)
$H_{c} - s_{1} - s_{2}$Paper R. de Lieto Vollaro et al. (2014)
Related
$H_{c}$