However, if on such a curve some trains regularly travel at low speeds, then raising the superelevation may be inadvisable for passenger comfort reasons.
While suitable for hiking and cycling, the rivers and creeks running through the ravines are still quite polluted and swimming and wading is inadvisable.
Seeking the assistance of a doctor or midwife may allow for discovering risk factors that might make an unassisted birth inadvisable, such as placenta praevia.