Encyclopedia
Spills
Falls - detachment of individual rock fragments (blocks from slopes of excavations, half-excavations with volume predominantly no more than 1 cubic meter) or from slope surfaces in relatively stable rock masses at an average falling speed of a rock fragment of 20 m/s
Source: Decree of OJSC "Russian Railways" dated December 12, 2011 No. 2663r
"On Approval of the Instruction on Conducting Diagnostics of Earthworks on Railways of OJSC 'Russian Railways'
Понятие «вывалы» мужского рода.
| Падеж | Единственное число | Множественное число |
|---|---|---|
| Р | вывала | вывалов |
| Д | вывалу | вывалам |
| В | вывал | вывалы |
| Т | вывалом | вывалами |
| П | вывале | вывалах |