Hōʻailona 1.31. Tunnel - Nā hōʻailona o nā lula kaʻa o ka Russian Federation

ʻO kahi tunnel me ka ʻole o nā kukui i hana ʻia, a i ʻole kahi tunnel me ka ʻike palena palena ʻole ma ka puka komo.

Hoʻokomo ʻia i n. n. no 50-100 m, ma waho o n. p. - no 150-300 m, hiki ke kau ʻia ka hōʻailona ma kahi mamao ʻokoʻa, akā ua kau ʻia ka mamao ma ka Pakuhi 8.1.1 "Ka mamao i ka mea".

Nā Mea Hana:

1. I nā tunnels ma ke kaʻa e neʻe ana, pono ke kukuna nui a i ʻole nā ​​poʻo kukui i hoʻoweliweli ʻia.

2. I nā tunnels pāpā ʻia: pāpā ʻia, kū a kū a kū hoʻi, huli, huli aʻe.