11. Exact depth and spacing is determined based on site conditions , including current flows and water depth. 12. This project published the first design manual indicating the appropriate site conditions and design criteria for mounds. 13. The site conditions of the march of the insurgent units were unfavourable from operational point of view. 14. The industry source said that the mean site conditions was different from guarantee point conditions for temperature. 15. Life expectancy of forests varies throughout the world, influenced by tree species, site conditions and natural disturbance patterns. 16. The site conditions provided them with a natural defense to enemy attack and made these villages almost impregnable. 17. The fear is that the site conditions change every minute, like a landfill that is always on fire. 18. We have to accept the on-site conditions , and make the best out of those conditions, " he said. 19. It will be the first IPP with a gross thermal efficiency of 58.8 % at reference site conditions . 20. Without plowing, seeds germinate well on the surface if site conditions meet the needs of the seeds placed there.