316 tuubbada wareega ee jaranjarada

Hordhac ku saabsan tuubbada birta ee kulul ee la duubay Qaado taarikada birta tusaale ahaan. Guud ahaan, dhumucda in bilayska joogtada ah ee tilmaanta ah waa qiyaastii 230mm, ka dib duulista adag oo dhammeeya, dhumucda ugu dambeysa waa 1 ~ 20mm. Isla mar ahaantaana, sababta oo ah ballaarinta yar-yar-dhudhun ee ballaadhan ee saxanka birta, shuruudaha saxda ah ee saxda ah waa mid aad u hooseeya, iyo dhibaatooyinka qaabka saxanku uma nugul yihiin inay dhacaan. Diiradda ugu weyn ayaa ah in la xakameeyo taajka. Kuwa ku jira shuruudaha qaab-dhismeedka, waxaa guud ahaan lagu gaadhaa isku-darka la xakameeyo iyo qaboojinta, taas oo ah, xakamaynta heerkulka furitaanka furitaanka iyo heerkulka ugu dambeeya ee isbadalka ah ee dhameystirka. Tuubbada wareegsan ee maran