Qhov ntaub ntawv
Lifting siab 2500 hli
Qhov ntev ntawm tus stair qhib rau 3000 hli
Dav ntawm platform 800 hli
Cov nab npawb ntawm cov kauj ruam 10
-Nyob rau hauv qab ntawm tus kaw hlua 3
Thickness ntawm cov kauj ruam 50 hli
Cov kauj ruam qhia 50 hli

Luaj li cas ntawm cov kauj ruam
Nws txawj 250 hli
Le theem 417 hli
Nws yog podstupenka 200 hli

Nyo hau hlua staircases
Qhov ntev ntawm lub hauv ntej ntawm lub bowstring sab sauv 2663 hli
Qhov ntev ntawm tus bowstring lub peev 3067 hli
Qhov ntev ntawm hauv ntej lub ntawm lub qab Stringer 1775 hli
Qhov ntev ntawm qab Stringer puv 2180 hli
Lub thickness ntawm ib bowstring 276 hli
Qhov kev ncua deb ntawm zapilami hauv stairs bridgeboards 444 hli
Ntawm lub kaum sab xis ntawm the stairs 34.3° hauv pem teb