Kev yuav ib thaj av, sawv daws yuav ntsib teeb meem xws li muaj kwj deg thaum
nkag mus. Nws ua hauj lwm rau cov dej phwj tuaj, tiv thaiv waterlogging ntawm qhov chaw. Qhov trench no tsim ib qho kev tsis yooj yim, uas yog nyob rau hauv qhov tseeb tias nws yuav nyuaj rau lub tsheb tsav mus rau hauv ib cheeb tsam ntiag tug. Koj tuaj yeem daws qhov teeb meem los ntawm kev tso cov khoom xws li cov yeeb nkab hauv qhov kwj dej. Cov khoom no yuav muab kev txheeb xyuas zoo rau thaj av thiab pab tshem tawm cov trench ntawm nws.
Ntau yam khoom
Tam sim no cov khw thiab cov khw muag khoom muaj ntau yam ntawm cov kav dej. Xav txog qee yam ntawm cov khoom no.
- Cov yeeb nkab rau hauv ditch hlau (steel). Nws tuaj yeem yog ob qho tib si sib txawv diameters thiab qhov ntev sib txawv. Cov yeeb nkab tshwj xeeb rau hauv qhov kwj dej yuav tsum muaj qhov zoozoo, raws li qhov tshwm sim ntawm tus nqi yuav siab dua me ntsis ntawm cov khoom zoo sib xws los ntawm lwm cov ntaub ntawv. Qhov hnyav ntawm qhov no hnyav, thiab vim li ntawd, nws yuav nyuaj rau nruab nws tus kheej.
- Txhim kho cov kav dej rau qhov kwj dej. Thaum lub sij hawm, lawv yuav pib tawg. Cov yeeb nkab no yog tsim nyob rau hauv ib qho kwj ntawm cov pob zeb sib xyaw nrog kev suav nrog cov pas hlau hlau. Nyob rau hauv xws li systems, ua ntej pib lub installation ntawm cov qauv nyob rau hauv lub trench, ib tug embankment ntawm xuab zeb yog nqa tawm. Qhov no yog ib qho txheej txheem tseem ceeb hauv qhov no. Tom qab ntawd, tom qab tso cov khoom no, nws tseem yuav tsum tau nchuav xuab zeb thiab gravel rau saum. Kev txhim kho cov khoom siv no xav tau kev pab.
- Tseem muaj cov yeeb nkab yas corrugated hauv qhov kwj dej. Cov khoom no yog sib dua, pheej yig dua thiab cov yam ntxwv los ntawm kev ua kom durability. Lawv tsis deteriorate los yog xeb. Xws li cov yeeb nkab hauv qhov kwj dej tuaj yeem ntsia tau yooj yim nrog koj tus kheej txhais tes. Kev tso npe kom raug ntawm cov ntaub ntawv teev tseg hauv lub trench yuav ua rau nws lub neej ua haujlwm tau zoo. Ua li no, koj yuav tsum tau tsim ib lub cushion tshwj xeeb uas siv geo-textile. Nov yog txheej txheem tseem ceeb. Tom qab ntawd, crushed pob zeb thiab xuab zeb yog poured rau tom ntej concreting. Asph alt tuaj yeem muab tso rau saum qhov system. Cov kav dej yas hauv qhov kwj dej muaj qhov yooj yim thiab kav ntev. Tsis tas li ntawd, nws yooj yim rau kev thauj thiab haum. Xws li cov yeeb nkab rau hauv kwj dej yuav siv qhov chaw me me, uas tso cai rau koj siv qhov chaw tsis siv rau koj cov kev xav tau. Yuav tau yooj yim tuav nrog installationcov khoom no, nrog rau yooj yim txiav nws mus rau hauv qhov tsim nyog nrog lub cuab yeej tshwj xeeb.
txheej txheem kev teeb tsa khoom
Yuav kom txhim kho cov yeeb nkab, koj xav tau: rab duav, pob zeb crushed, xuab zeb, yeeb nkab qhwv cov khoom uas muag hauv khw muag khoom kho vajtse. Ua ntej koj yuav tsum khawb ib lub trench, ces sprinkle nws nrog xuab zeb, nteg cov khoom, thiab ncuav crushed pob zeb rau nws raws tag nrho ntev ntawm lub trench. Tam sim no koj tuaj yeem tso cov kav dej hauv qhov kwj dej. Ib zaug ntxiv, rubble yog sprinkled on to top, ib tug yeeb nkab yog ntim rau hauv cov khoom thiab sprinkled nrog xuab zeb thiab, yog hais tias koj nyiam, lub ntiaj teb rau saum. Yog li cov dej ntws rau cov dej ntws tau npaj txhij, thiab tsis muaj dab tsi nyuaj rau kev txhim kho nws.
Tib
Yog tias cov txheej txheem ntawm kev txhim kho cov khoom no zoo li nyuaj rau koj, thiab koj tsis paub meej txog koj lub peev xwm, koj tuaj yeem tiv tauj cov kws tshaj lij. Hu rau cov kws tshaj lij yuav tau them nyiaj, tab sis lawv yuav nruab txhua yam hauv lub sijhawm luv tshaj plaws thiab nrog qhov zoo tshaj plaws.
