NAU'IN GIRGA
Akwai nau'ikan dutse daban-daban da ake amfani da su azaman tarawa, ana amfani da ma'aunin Mohs akai-akai don auna taurin tara.
Yawancin tarawa sun faɗi cikin kewayon 2 zuwa 9 akan sikelin Mohs.
GIRMAN TARI
Girman tarin yana rinjayar aikin ruwan lu'u-lu'u.Manya-manyan aggregates suna son yin yankan ruwa a hankali.Ƙananan tari suna yi
yi saurin yanke ruwa.Mafi yawan ma'auni masu girma dabam na tara sune:
Pea Gravel Mai canzawa a girman, yawanci 3/8" ko ƙasa da haka a diamita
3/4 inch Sieved Girman 3/4" ko ƙasa da haka
1-1/2 inch Sieved Girman 1-1/2"ko ƙasa da haka
KARFE KARFE (REBAR)
Ƙarfe mai nauyi yana ƙoƙarin yin yanke ruwa a hankali.Ƙananan ƙarfafawa yana nufin yin yanke ruwa da sauri.Haske zuwa maɗaukaki mai nauyi lokaci ne na zahiri.
Hasken Waya raga, tabarma guda ɗaya
Matsakaicin # 4 sake kunnawa kowane 12 "a kan tsakiya kowace hanya, ragamar waya ta tabarma guda ɗaya, mats masu yawa
Rebar # 4 mai nauyi kowane 12 "a kan tsakiya kowace hanya, tabarma biyu
Lokacin aikawa: Dec-23-2021