Tuubo bir ah oo tolmo toosan leh waa tuubo bir ah oo tolmadeedu ay barbar socoto jihada dheer ee tuubada birta ah. Habka wax soo saarka ee tuubada birta tolmada toosan waa mid fudud, oo leh hufnaan wax soo saar oo sare, kharash yar iyo horumar degdeg ah. Xoogga tuubooyinka tolmada wareegsan leh guud ahaan way ka sarreeyaan tuubooyinka tolmada toosan.
Tuubooyinka birta ah ee tolida toosan waxaa loo qaybin karaaTuubo bir ah oo ERW ahiyo tuubooyin bir ah oo toosan oo laga sameeyay qaanso hoosteeda iyo tuubooyin bir ah oo tolmo ah (Tuubada LSAW) sida waafaqsan habka wax soo saarka.
Dhererka tuubada birta ah ee tolmada toosan badanaa waa 6000 mm-1200 mm.
ERW Tuubo wareegsan: 21.3mm ilaa 508mm; LSAW Tuubo wareegsan: 406mm ilaa 2020mm
Waqtiga boostada: Jan-21-2022