Liniya kalozera ankapangidwa njanji, chipika, anagudubuzika zinthu, chosungira, reverser, mapeto chisindikizo etc. Pogwiritsira ntchito zinthu zogudubuza, monga odzigudubuza pakati pa njanji ndi chipika, kalozera liniya akhoza kukwaniritsa mkulu mwatsatanetsatane liniya kuyenda.Liniya kalozera chipika chagawidwa mu flange mtundu ndi lalikulu mtundu, Standard mtundu chipika, Double kubala mtundu chipika, Short mtundu chipika.Komanso, chipika chamzere chimagawidwa kukhala cholemetsa chokwera chokhala ndi kutalika kwa block komanso kuchuluka kwamtundu wapamwamba wokhala ndi kutalika kwa block.