01 ya 06
Mau oyamba
Mint Images / Tim Pannell / Getty Images Ngati muli ngati anthu ambiri, kugwiritsa ntchito makwerero pafupi ndi nyumba ndi mlungu uliwonse, ngati sikuchitika tsiku ndi tsiku, kuyambira kuntchito monga zofunikira monga kubweza zomwe zingatheke kuchokera pamwamba pa kabati kazitsulo kuti muwone malo okwera pamtunda. Ndipo chifukwa chakuti ngozi zambiri zapakhomo zimaphatikizapo makwerero (zikuyesa kuti zoposa 2 miliyoni zimachitika chaka chilichonse, pamene osanenedwa kapena osafuna kupita kwa dokotala akuphatikizidwa), ndibwino kuti muwerenge kuti muphunzire za mitundu yonse makwerero ogwiritsidwa ntchito pozungulira nyumba, ndi momwe angawagwiritsire ntchito molondola.
Ganizirani mitundu yosiyanasiyana ya makwerero yomwe ilipo: masitepe, oyendayenda, makwerero osakanikirana, makwerero apamwamba, otembenuzidwa ndi magulu osiyanasiyana ... mumapeza mfundo. Kugwiritsa ntchito makwerero otetezeka kumadalira kugwiritsa ntchito makwerero abwino pa ntchito.
Makwerero a lero alipo mu zipangizo zopepuka ndi zamphamvu, osati ngati makwerero a matabwa a dzulo. Makwerero amasiku ano amabwera mu aluminium ndi fiberglass ndipo nthawi zambiri amakhala ndi mitsempha yomwe imayimitsidwa kuti isakanike. Kuphatikiza pa ubwino wokhala wowala, makwerero amtundu wa fiberglass alibe makina othandizira kuti azikhala otetezeka pamene akugwira ntchito mozungulira magetsi .
Chifukwa chosowa chida ichi, tifunika kutenga nthawi pang'ono kuti tiwone momwe tingasankhire bwino makwerero omwe akugwira ntchito . Phunziroli lidzalongosola ndikukweza zina mwazinthu zomwe zinkakhudzidwa posankha ndondomeko yoyenera monga Marc Marini, wotsogolera wogulitsa katundu ku Werner Co, mtsogoleri wa mafakitale popanga ndi kugawa makwerero ndi zipangizo zakwera.
Tiyeni tiyang'ane mfundo zazikulu zisanu pa kusankha kolunjika:
- Kusankha mtundu wa makwerero abwino.
- Kusankha kutalika kwa makwerero ndikufika.
- Kusankha makwerero oyenerera kukula kwake.
- Kusankha kuchuluka kwa kayendetsedwe kake.
- Chitetezo chazitali.
02 a 06
Kusankha mtundu woyenera
Judith Wagner 写真 / Getty Images Misewu yayenda kutali mothandizidwa ndi chitetezo. Gawo loyamba posankha makwerero olondola ndikusankha ndondomeko yoyenera ya makwerero. Maseŵera amabwera mu mitundu ikuluikulu isanu ngakhale kuti pali kusiyana kwakukulu mkati mwa mafashoni awa. Mitundu iyi isanu ndi iyi:
- Gawo limodzi lamasamba
- Stepladder
- Tsatanetsatane makwerero
- Telescopic ladder
- Multi-function ladder
Gawo lachigawo lokhalokha:
Inde, uwu ndi makwerero a agogo ako. Zagwiritsidwa ntchito kwa zaka zikwi, gawo la gawo limodzi ndi lothandiza pazolunjika zosavuta, pamtunda momwe makwerero akumwamba akutsamira molunjika pa chinthu. Ubwino wa makwerero awa ndikuti ndilo tsamba lopepuka kwambiri lomwe likupezeka kwa nthawi yaitali. Chosavuta ndi chakuti chifukwa ndi gawo limodzi, ndilo litali lalitali kwa kutalika kwake.Stepladder:
Gawo loyendayenda ndi gawo limodzi, lokhazikika lalitali lomwe limakhala lokhazikika miyendo lololeza mapulogalamu ogwiritsira ntchito freestanding. Miyendo yake imakhala yogwirizana kuti isungidwe. Otsitsa mapazi amapezeka mu aluminium, fiberglass, ndi nkhuni.Ladindo Wowonjezera:
Njira yowonjezereka ndi mapangidwe omwe amalola makwerero amtundu umodzi omwe angagwiritsidwe ntchito mozemba, kulola makwerero apamwamba kufika pa makwerero omwe amafuna malo osungirako osungirako. Kawirikawiri, ndondomeko yotambasula imakhala ndi magawo awiri okha, koma ndondomeko yotambasula, monga yomwe inapangidwa ndi Werner, Co imakhala ndi kapangidwe ka magawo atatu komwe kumakhala kosavuta kusungirako ndipo kumafuna kuchepa kosachepera. Makwerero oyenera omwe alipo amapezeka mu aluminium, fiberglass, ndi nkhuni. Makwerero osakanikirana amatha kupezeka mu fiberglass ndi aluminium.Telescopic Ladder:
Makwerero a telescopic ndiwatsopano atsopano m'makwerero ndipo ali ofanana ndi njira yowonjezerapo, kupatula kuti matope amatha kugwa ndi zochepetsetsa. Makwerero a telescopic amapezeka mu aluminiyumu.Ulendo Wambiri Wogwira Ntchito:
Makwerero amtunduwu amagwiritsira ntchito zigawo zomangira zowonongeka ndi kulumikiza makwerero kuti azigwira ntchito m'njira zingapo, kuphatikizapo phazi lamasitepe ndi kutalika kwa mbali, kapena gawo lokha limodzi, kapena ngati chithandizo chowongolera ngati a sawhorse03 a 06
Kusankha Kutsika Kwambiri Ndi Kufikira
Makwerero otetezeka amachokera kumagwiritsidwe ntchito ndi msinkhu ku mfundo yothandizira pamwamba. Mwachilolezo cha StackExchange Kusankha ndondomeko yoyenera yazitali sikumangokhala kosavuta pozindikira kutalika kwazitali. Kutalika kwa makwerero kuyenera kukhala ndi zinthu zingapo kuphatikizapo:
- Mngelo wa makwerero.
- Malo okwera pamwamba pa makwerero (omwe ali 4 mapangidwe pansi kuchokera pamwamba).
- Mapangidwe a makwerero akufunika.
- Zowonjezera pamwamba pa nsanja.
Tsambali pamwambapa lidzakuwonetsani kutalika kwa makwerero okwera kumtunda wanu wamtunda kapena tsamba lothandizira pamwamba pa makwerero. Ngati mumagwiritsa ntchito makwerero kuti mupite kukakwera padenga, nenani kuti muyang'ane, ndiye kuti makwerero ayenera kukhala ataliatali mokwanira kuti atalike mamita atatu kutsogolo kwa denga la nyumba. Ngati makwerero adzatsamira pa roofline kapena motsutsana ndi mabotolo pamene mukuyeretsa matope .
04 ya 06
Kusankha Kukhoza Kwambiri Kunenepa Kwambiri
Zolemera za zipangizo nthawi zambiri zimanyamula makwerero. Werner Co. Monga momwe mungaganizire, makwerero amapangidwa ndi kumangidwa kuti azigwira bwino kwambiri kuchuluka kwa kulemera kwa munthu ndi katundu aliwonse omwe amanyamula (zoyezera zowonongeka zowonongeka zikuwonetsedwa pa chithunzi pamwambapa).
Maseŵera amabwera mu ziwerengero za ntchito zosiyanasiyana, zozindikiridwa ndi kalasi yawo ndi mtundu wawo. Duty Rating ndipamwamba pamtundu wotetezeka wonyamula makwerero, zomwe zimaphatikizapo kulemera kwa thupi kwa munthu komanso kulemera kwake kwa zipangizo zonse ndi zipangizo zomwe zimatengedwa pamakwerero.
Zowonjezereka zimaphatikizapo izi:
- Mtundu Wachitatu (200 lbs. Malire a katundu)
Zojambula zachuma za ntchito zochepa. - Mtundu Wachiwiri (225 lbs. Malire a katundu)
Kukonzekera kwakukulu kwa ntchito zosavuta. - Lembani I (250 lbs.
Yapangidwa kuti igwire ntchito zambiri ndi ntchito. - Lembani IA (mamita 300. malire a katundu)
Ntchito yamagetsi yokhala ndi ntchito zamaganizo m'maganizo. - Lembani IAA (375 lbs.
Ntchito yayikulu komanso yokhazikika kwa ntchito zogwira mtima kwambiri kapena zogwiritsa ntchito kunyumba.
- Mtundu Wachitatu (200 lbs. Malire a katundu)
05 ya 06
Kusankha Mtengo Weniweni wa Kusintha
Tatiana Dyuvbanova / EyeEm / Getty Images Zokwera makwerero, zazikulu, zolemera ndi zolemetsa zimakhala zambiri. Posankha makwerero anu, ganizirani momwe zidzakhalire zosavuta kusunga kapena kutumiza. Kambali kowonongeka kamapitabe patsogolo kuti chikhale chosinthika komanso chisamaliro chosungirako. M'malo mwa magawo awiri omwe akugwirana ntchito popanga makwerero okwanira 16-foot, makwerero osakanikirana amagwiritsira ntchito zigawo zitatu zofiira, zomwe zimapangitsa kuti zisungidwe ndi kusamalidwa mosavuta.
06 ya 06
Chitetezo cha Ladder
Zithunzi ndi Keith Getter (ufulu wonse wosungidwa) / Getty Images Ganizirani mfundo zotsatirazi kuchokera ku CDC (Center for Disease Control):
"Mapikowa amachititsa kuti anthu azifa mozizwitsa [padziko lonse lapansi], ndipo 43 peresenti ya kuphedwa kwa anthu khumi pazaka khumi zapitazi yakhala ndi makwerero.
Malingana ndi US Consumer Product Safety Commission, chaka chilichonse amapeza pafupifupi 165,000 kuvulala kwa makwerero komwe kumachitika. Ambiri amatetezedwa ndi nzeru zambiri ndikutsata njira yopezera makwerero.
Kuti muwone zosavuta kutsatira ndondomeko zotetezera makwerero ndi "Do's" ndi "Don'ts," chonde werengani Malingaliro Othandizira Osewera Mawindo .