O le ala i lalo o le taʻavale ua mamanuina mo le tunnel trestle, o mea faʻapitoa e faʻapea:
Ole lautele ole ala uamea (mm): 500-700
Gafatia uta (tono): 20-60
Fa'ata'ita'iga ta'avale : Fa'atalanoaga i totonu o le atunu'u po'o Fa'aulufale mai
Fua (mm): Fa'apitoa
Saosaoa femalagaaiga(km/h): 0-2 km/h
Max vasega gafatia a° : ≤30°
Fa'ailoga: YIKANG po'o le Fa'ailoga Fa'apitoa mo oe
Taimi meli: Iul-22-2024