The simba nekongiri uye ayo vamwe zvakanaka

Kokutanga pamusoro kongiri takatanga kutaura kare emakore kure. Zvisinei, munguva pfupi iri nguva mashoko acho, uyewo mamwe chivakwa zvigadzirwa, yava vakayambuka refu nzira kutendeuka.

The kongiri yokutanga yakawanikwa nevanochera pamahombekombe Danube muYugoslavia muna 5600 BC Nepo chivakwa zvinhu izvi zvakaitwa kuti mavhu uye madota nemakanzuru tsvuku.

Nhasi pasi kongiri kuti kunzwisiswa chakagadzirwa ibwe zvinhu, izvo inoumbwa solidifying netsime akamutsa musanganiswa mvura, uyewo zvinonyadzisa uye yakaisvonaka uwandu hwezvinhu zvose zvabatanidzwa., izvo kufungwa neumwe zvinoenderana.

simba kongiri

The kupfuura chinokosha kongiri ndiro yayo simba. A seti nekongiri simba inotsamira zvinhu zvakawanda. The chaizvo chete hydration kwacho ine muzvikamu zviviri:

1. Kunzwisisa. Danho iri rinotora pamusoro zuva. Zvakawanda zvinoenderana tembiricha. Saka, Somuenzaniso, pane imwe tembiricha anopfuura 20 madhigirii, pakururamisa kongiri vanoda maawa matatu. Kana tembiricha iri razero, ipapo chaipo kuchapedza maawa 15-20.
2. Kuomesa. danho iri rinotanga pakarepo pashure yapfuura matanho uye kunogara kwemakore anoverengeka.

Chero zvazvingava, zvinofanira kucherechedzwa kuti chine nekongiri simba kunoitika chete kana paine unyoro. Simba chesamende mamiriro pacharo, uye kazhinji kunowedzera nokuda kukurukurirana zvinhu izvi nemvura.

Zvinokoshawo kufunga kuti yakatarwa nekongiri simba iri chakarembera inopisa uye kuchitonhora. Saka zviri pa refu tembiricha chete akadurura kongiri yakarumbidza nyoro burlap pechifukidziro kudzivirira mvura kwemvura. Negative chete tembiricha maitiro kutungamirira kuti nechando chemvura, inova chikamu chesamende kongiri. Kana zvakanaka tembiricha hydration muitiro, anoenderera Zvisinei, kusvikira nguva ino, ichi magadzirirwo unhu kuipa, kusanganisira nesimba kongiri. Nokuda kwechikonzero ichi, nyanzvi dzinorumbidza achiwedzera munyika nedanho kugadzirira chesamende mhinduro imwe chinokosha fuma.

kongiri simba kirasi

Huru kongiri zviratidzo zvinosanganisira:

1. Kirasi kongiri simba pana axial compression.
2. Kirasi kongiri simba iri nyaya axial ndichisveerera.

Pane zvidzidzo zvinoverengeka nekongiri, chikuru ndivo vari:

• Mark kongiri mhinduro, zvichienderana chando. muvhenganiswa Izvi rakashandiswa pakuvaka zvivako iyo pachena rave kuoma nechando uye thawing.
• Mark kongiri mhinduro, zvichienderana mvura nemishonga. sezvamunoita iri kushandiswa pakuvaka hydropower zvinomera, swimming madziva, migero uye zvichingodaro.

Kushandiswa kongiri

Zvichienderana hwokugadzira uye zvoupfumi parameters, kuti musimbisane maumbirwo kusarudzwa zvinodiwa mukirasi uye mugiredhi nekongiri kunovhengana rinoitwa nomumwe. Simba chesamende mune iyi inoita basa rinokosha. Nyanzvi reverero kongiri struts, tsvimbo mhando akashandisa kongiri mukirasi kanenge B-15. For namaberere neshongwe zvakanakisisa kushandisa kirasi kongiri B-20-B-30. For Slabs uye matanda aenderane Concrete Zvinokonzerwa B-15.