Gukuraho ishyamba

abamaraho ibiti babiri ku kazi ku giti kiri kuri Atherton Tableland, Queensland, Ositaraliya, 1890–1900

Igiti cyuzuye cyuzuye mu giti cy'isukari mu ntara ya Madera, muri Californiya ahagana mu 1911.

gukuraho ishyamba ni inzira yo gutema ibiti, ikintu cyibikorwa byo gutema . Umuntu utema ibiti ni feller . Feller buncher ni imashini ishoboye gutema igiti kinini cyangwa guteranya no gutema utuntu duto icyarimwe.

Uburyo

Gutema ukorshe uburyo bwa gakondo

Muri ubu buryo, ishoka, ibiti, cyangwa umunyururu bikoreshwa mu gutema igiti, bigakurikirwa no guhimba no gukubita mu bikorwa gakondo. Mu nganda zigezweho zo gutema ibiti, gutema mubisanzwe bikurikirwa no gutembera no kunyerera .

gutema ukoresheje imashini

Feller-buncher ni moteri ifite moteri ifite umugereka uca vuba kandi ugateranya ibiti byinshi mugihe cyo kubitema.

Mugukata-muremure gutema umusaruzi akora imirimo ya feller-buncher, wongeyeho gukora delimbing na bucking. Mugihe cyo gusarura ibiti bivuye ku giti cyatemwe, uburyo bwateganijwe bugomba gukurikizwa kugirango ibiti bishoboke. Icyifuzo cyatanzwe ni ugukora ibice byimbitse no gufungura bito mugihe ukora ibicuruzwa. 

Uburyo bwo gutema

Gukata munsi cyangwa gukata ni kuyobora cyangwa kuganisha ahantu h'igiti kandi ni icyerekezo cya V gishyizwe kuruhande rwigiti mu cyerekezo cyo kugwa.

Gukata umugongo cyangwa gutemwa bikozwe ku rundi ruhande rw'igiti cyo munsi hanyuma ucibwa mu nsi y'igiti uca “hinge” ufashe igiti hejuru.

imikoro kuri Boom-koridor

Ubu ni ubushakashatsi bwakozwe bujyanye no gutema ibiti no guhora gutema ibiti muri boom-koridoro bishobora gutuma umusaruro wiyongera. Inzira nziza yo gukora ibi kwari ugukoresha imitwe yatemagura byongera imikorere nigihe cyo kugwa.