Highway Guardrails

Highway guardrails, wotchedwanso zotchinga pamsewu, ndi zinthu zofunika zachitetezo zomwe zimapangidwira kuteteza magalimoto ndi omwe ali nawo ku zoopsa pamsewu. Zolepheretsa izi zimathandiza kuti magalimoto asachoke pamsewu, kuchepetsa kwambiri ngozi zangozi ndi kuvulala. Monga mtundu wa chotchinga chotchinga, njanji zapamsewu zimapangidwa kuti zizitha kugundana, kuwongolera magalimoto kubwerera kumsewu ndikuchepetsa mwayi woti agunde zopinga za m'mphepete mwa msewu. Pa Huaan Magalimoto, timagwira ntchito mwakhama popereka njanji zachitetezo chapamwamba kwambiri zomwe zimakwaniritsa mfundo zokhazikika zachitetezo, kuwonetsetsa kuti anthu onse oyenda pamsewu amakhala otetezeka pamene akugwira ntchito ngati zotchingira ngozi zodalirika.

01.

Zithunzi za Thrie Beam Guardrails

Thrie-Beam guardrails ali ndi mapangidwe atatu omwe amapereka mphamvu zowonjezera ndi kukhazikika, kuwapangitsa kukhala abwino kwa misewu yothamanga kwambiri komanso madera omwe ali ndi magalimoto ambiri.

Thrie Beam Guardrail ndi njira yotchinga yotchinga yomwe imayikidwa m'mphepete mwa misewu ndi misewu yayikulu kuti ilimbikitse chitetezo kwa oyendetsa. Imakhala ndi mapangidwe atatu omwe amathandizira kuyamwa mphamvu zamagetsi ndikuletsa magalimoto kuti asadutse pamsewu, kuchepetsa chiopsezo cha ngozi komanso kuwongolera chitetezo chamsewu.

AASHTO M180

adadutsa mayeso owonongeka a TL1, TL2, TL3, TL4

kumanga mwamphamvu ndi kupirira kwakukulu

02.

W Beam Guardrails

W-Beam guardrails ndiye njira yomwe imagwiritsidwa ntchito kwambiri pamisewu yayikulu. Amakhala ndi zitsulo zingapo zowoneka ngati "W," zomwe zimatenga mphamvu ndikuwongolera magalimoto kubwerera pamsewu.

Kupereka ma w beam guardrails apamwamba kwambiri omwe amakwaniritsa miyezo yolimba yachitetezo. Malo athu otetezera amapereka chitetezo chodalirika m'misewu yayikulu, mabwalo, ndi milatho, kupititsa patsogolo chitetezo chamsewu.

Ntchito Yomanga Zitsulo za Galvanized

Zopaka Zolimbana ndi Nyengo

Njira Yosavuta Yoyikira

03.

C POST

Zotsika mtengo: Zolemba za C nthawi zambiri zimakhala zotsika mtengo pomwe zimapereka chithandizo chokwanira komanso chitetezo chokwanira pamakina a guardrail, kuwapangitsa kukhala njira yotsika mtengo.

Mapangidwe Osavuta: Mapangidwe opangidwa ndi C ndi owongoka komanso osavuta kupanga, kuwonetsetsa kuti magwiridwe antchito ndi okhazikika.

Kukaniza Kwabwino kwa Corrosion: zokutira zamagalasi zimateteza ku dzimbiri ndi dzimbiri, kuonetsetsa kulimba komanso moyo wautali wautumiki.

04.

U POST

Kukhazikika Kwambiri: Gawo lokhala ndi mawonekedwe a U limapereka kukhazikika kwamapangidwe, kupangitsa kuti ma U post akhale abwino kuthandizira mayendedwe achitetezo pansi pazovuta kwambiri.

kwake: Zopangidwa kuchokera kuzitsulo zamtengo wapatali zokhala ndi malata, Nsanamira za U sizigonjetsedwa ndi dzimbiri ndi dzimbiri, kuonetsetsa kuti zikugwira ntchito kwa nthawi yaitali.

Ntchito Zosiyanasiyana: Yoyenera kugwiritsa ntchito zosiyanasiyana, kuphatikiza misewu yayikulu, misewu yakumatauni, ndi malo ogulitsa.

05.

h positi

Kulimba Kwambiri ndi Kukhalitsa: Opangidwa kuchokera ku zitsulo zolimba kwambiri, ma H posts amapereka mphamvu zonyamula katundu wapamwamba komanso moyo wautali, kuwapangitsa kukhala abwino kwa ntchito zolemetsa.

Umphumphu Wabwino Wamapangidwe: Gawo lokhala ndi mawonekedwe a H limapereka kukhazikika kwamapangidwe, kuwonetsetsa kuti pali chithandizo chokulirapo chachitetezo komanso kukana kwamphamvu.

Kusakanizidwa kwa Kutentha: Chophimba chotenthetsera chotenthetsera chimateteza ku dzimbiri ndi dzimbiri, kukulitsa moyo wautumiki wa positi ngakhale pazovuta zachilengedwe.

06.

Sigma positi

Mphamvu Zapamwamba: Mapangidwe opangidwa ndi sigma amapereka mphamvu zapadera komanso mphamvu zonyamula katundu, zabwino kumadera okhudzidwa kwambiri.

Kutha Kwambiri: Mapangidwe apadera amalola kuyamwa bwino ndi kugawa mphamvu pakagundana, kupititsa patsogolo chitetezo chamsewu.

Chitetezo cha Corrosion: zokutira zamagalasi zimatsimikizira kukana kwa dzimbiri ndi dzimbiri, kukulitsa moyo wautumiki wa positi.

N'chifukwa Chiyani Highway Guardrails Ndi Yofunika?

Highway guardrails amagwira ntchito yofunika kwambiri polimbikitsa chitetezo chamsewu. Nazi zina mwazabwino zazikulu:
1. Kupewa Ngozi: Ma Guardrails amathandiza kuti magalimoto asachoke pamsewu, kuchepetsa mwayi wogundana ndi zopinga za m'mphepete mwa msewu monga mitengo, mitengo, kapena mizati.
2. Kuchepetsa Kuvulala: Pobweza magalimoto kubwerera mumsewu, njanji zolondera zimachepetsa chiopsezo cha kuvulala koopsa kwa oyendetsa ndi okwera.
3. Kukonza Kuyenda Kwa Magalimoto: Ma Guardrails amathandiza kuti magalimoto aziyenda bwino poletsa magalimoto kuti adutse misewu yomwe ikubwera, makamaka m'malo othamanga kwambiri.
4. Mtengo wake: Kuyika ndalama m'malo otetezedwa bwino kumatha kupulumutsa miyoyo ndikuchepetsa mtengo wokhudzana ndi ngozi, kuvulala, ndi kuwonongeka kwa katundu.

Kodi cholinga cha ma highway guardrails ndi chiyani?

Cholinga chachikulu chachitetezo cha pamsewu ndi kupititsa patsogolo chitetezo chamsewu poletsa magalimoto kuti asachoke mumsewu ndikugundana ndi zopinga zowopsa monga mitengo, mapiko, kapena mizati. Ma Guardrails amakhala ngati chotchinga, akuwongolera magalimoto osokonekera kubwerera m'misewu yoyenda ndikuchepetsa chiwopsezo cha kuvulala koopsa kwa oyendetsa ndi okwera.

Ndi nthawi ziti pamene njanji zimafunika panjira?

Ma Guardrails nthawi zambiri amafunikira m'misewu ngati pali ngozi yomwe ingachitike m'dera loyera, lomwe ndi malo oyandikana ndi msewu omwe sayenera kukhala opanda zopinga. Zinthu monga kuchuluka kwa magalimoto, kuchuluka kwa liwiro, komanso kupezeka kwa malo otsetsereka kapena zinthu zosasunthika zimatsimikizira kufunika kokhazikitsa njanji. Malangizo ndi malamulo apadera okhazikitsidwa ndi akuluakulu a zamayendedwe amawongolera njira zoyika njanji.

Kodi zoteteza zimagwira ntchito bwanji?

Ma Guardrails amagwira ntchito potengera mphamvu yakugunda kwagalimoto ndikuwongoleranso galimotoyo kumsewu. Chochitika chofala kwambiri ndi kugunda kwapang'onopang'ono, komwe galimotoyo imalowa m'malo achitetezo ndikuwongolera popanda kuyimitsidwa. Mapangidwe a guardrail, omwe amaphatikizapo zitsulo zachitsulo, nsanamira, ndi anangula, amapangidwa kuti athe kupirira kugundana ndi kuchepetsa chiopsezo cha galimoto kulowa kapena kupitirira malire.

Kodi mizati ya guardrail ingayikidwe mumsewu wa konkriti kapena wapakati?

Ngakhale nsanamira za guardrail zitha kuyikidwa mumsewu wa konkriti kapena wapakati, sichizoloŵezi chofala ndipo chingafunike kuganiziridwa mwapadera. Malo a konkire amatha kukhala ovuta kuti akhazikike bwino ndipo angafunike kulimbikitsanso kapena zida zapadera. Ndikofunikira kukaonana ndi oyang'anira zamayendedwe ndikutsatira malamulo akumaloko kuti muwonetsetse kuti kukhazikitsidwa kotetezeka komanso kogwira mtima kwa ma guardrail muzochitika izi.

Ndi mitundu yanji yachitetezo yomwe ilipo?

Pali mitundu ingapo ya ma guardrails omwe alipo, iliyonse yopangidwira ntchito ndi mikhalidwe:
W-Beam Guardrails: Mtundu womwe umagwiritsidwa ntchito kwambiri, wokhala ndi chitsulo chowoneka ngati W.
Thrie-Beam Guardrails: Kupereka mphamvu zowonjezera ndi kukhazikika, zoyenera misewu yothamanga kwambiri ndi madera okhala ndi kuchuluka kwa magalimoto.
Ma Cable Barrier Systems: Opangidwa ndi zingwe zingapo zazitsulo zolimba kwambiri zoyimitsidwa pakati pa nsanamira, zogwira mtima poletsa kugundana kwapakati.
Zolepheretsa Konkire: Kupereka chotchinga cholimba, chosasunthika chomwe chimawongolera magalimoto, omwe nthawi zambiri amagwiritsidwa ntchito pomanga komanso m'mphepete mwa misewu yayikulu.

Kodi zofunika kukonza njanji zapamsewu waukulu ndi zotani?

Kusamalira nthawi zonse ndikofunikira kuti mutsimikizire kuti njanji zapamsewu zikuyenda bwino. Zofunikira pakukonza zikuphatikizapo:
1. Kuyang'ana njanji zachitetezo zomwe zawonongeka, monga madontho, ming'alu, kapena zina zomwe zikusowa
2. Kukonza kapena kusintha zigawo zowonongeka mwamsanga
3. Kuchotsa zinyalala ndi zomera mozungulira njanji yachitetezo kuti zisungidwe kuwoneka ndi kupezeka
4. Kuonetsetsa kuti pali anangula bwino ndi kumangitsa mabawuti ndi zolumikizira
5. Kupaka penti kapena zokometsera kuti zisawonongeke
6.Kutsatira ndondomeko yokonzekera nthawi zonse ndikutsatira malangizo omwe amaperekedwa ndi akuluakulu a zamayendedwe kungathandize kusunga umphumphu ndi ntchito za misewu yayikulu pakapita nthawi.