UkubunjwaImfundo Secondary nezikolo

Yintoni edamini - siqonda kunye

Makhe sithethe ngento idama, kwakunye nokusetyenziswa ngendlela ebonakalayo kule sakhiwo.

Yintoni le

Phantsi konina kwakuthetha ukuphakama ngumntu eluhlobo umngxuma, leyo yakhiwa ukusuka amatye emhlabeni. Kuyenzeka ukuba ukwakha kunye nezinto abancedisayo. Makhe sihlolisise ingcamango "idama".

Intsingiselo yegama elithi kwizichazi ezahlukeneyo efanayo. Sithetha ukuphakama akha kwi imigxobhozo, nezihlambo, iibhedi umlambo imilambo emikhulu elunxwemeni. Eyona njongo iphambili yale lokwakha ukwenza imisebenzi zobunjineli, ukwakhiwa amanzi phezu kwendlela kunye kaloliwe webs.

iimpawu

Ngoko ke yintoni na Idama xesha langoku? Eyokuqala isakhiwo yokhuselo, roadbed bereguschie ukusuka kunokwenzeka izikhukula zamanzi. Ngokuba ukuba enze imisebenzi eyabelwe yona ngokupheleleyo, unina kufuneka avuke ngaphezu kwamanzi imitha ubuncinane enye. Kukho iimfuno ezithile kunye nobubanzi zephetshana olukhuselayo yakhiwa.

Ngoko, kuba iindlela nemizila kaloliwe kufuneka ibe banzi kwendlela, yaye ububanzi kuxhomekeke ukuxhathisa osemhlabeni kumadama zaselwandle. Kwakhona, sithabathela uhlobo ngenxa izinto ezisetyenziselwa ukwakha.

Ezi nkcukacha wokudala

Njengoko edamini iyakhiwa? Leyo ethetha steepness wayo? Kuxobekeka kwezo njongo, xa kudalwa guardbands ezinjalo ezikhethiweyo engile ezahlukeneyo tyekelo. Kuba koohola bendlela kunye noololiwe primer ikhethiwe okuyinto awunako ukufunxa amanzi.

izinto isanti ezisetyenziselwa ikakhulu kumadama ngodongwe ayisayi kusebenza. amathambeka yokuhambisa inokuba eyodwa okanye sesquihydrate ukutenxa, ebalwa ukusuka ububanzi wemitha enye ngokweemitha ukuphakama nganye.

Ukwandisa amandla kwezakhiwo eemitha 2-8 kumathambeka aphezulu ukwenza kwemiqhele ngohlobo kumaqonga tye (iikwari) ukuba ukwandisa izakhiwo wadala uxhathiso.

Ukuphendula lo mbuzo, yintoni na idama, siphawula ukuba ubandakanya indawo kweengqimba kumhlaba oyisanti. Emva oluye umaleko ube mnye kufuneka umhlaba ubunjwe kuphela emva kokuba lo msebenzi iyaqhubeka ukudala yabalindi band.

Kwiimeko apho umhlaba osetyenziswayo backfill edamini, akukho ezifanelekileyo uqhekeko, nelamaxandeka engca okanye inshorensi emhlabeni ngomaleko 15-20 cm kunye kuhlwayelwe uhlaza yayo. River ifikile azizinxadanxada etyala amatyholo willow ukukhusela ngaphezulu.

Ezo nasemaxandekeni, nasentlango, apho phantsi uxinzelelo rhoqo amanzi okanye amaza ukubethelela ngakumbi liliwa kwinqanaba eliphezulu lamanzi. On zobuchwepheshe obutsha, kumathambeka ukuya amadama ngamanzi kwenza kube kakuhle xa kuthelekiswa iintlobo obhudlayo.

Ngenjongo yokuqinisa izakhiwo kwakhiwe sebenzisa ezibondeni ukuba wenza ucingo imiqolo kunye neengcingo ngezinti.

Kunye nokwakhiwa kwedama phezu marshland, kuqala emhlabeni wemba sisihogo esinzulu, udongwe yayo tamped, kwaye kuphela ngokususela ifunyenwe enze wonke umsebenzi wokwakha elandelayo.

isiphelo

Xa efuna impendulo yombuzo, yintoni na idama, sakwazi ukufumana injongo isakhiwo. Ngaphandle bands bulk ezinjalo ayikwazanga alidityaniswanga omnye komnye, umzekelo, eSt Petersburg Kronstadt.

Kakade ke, iindleko zokwakha ezinjalo, engange amawaka ezigidi, kwakunye ethatha ixesha elide kakhulu, kodwa ke yoko, nto leyo ekupheleni zingafunyanwa ngokupheleleyo uhlawula zonke iindleko ezenziweyo.

Ngaphambi kokuqalisa ukwakhiwa kwedama, kukho inani elikhulu leengcali ukusebenza kwiprojekithi. Kwenziwa uphando olunzulu umhlaba, lacazulula ukusebenziseka amathuba yokudala kwedama. uqikelelo kwinani komthwalo ezifunekayo kubanjwa, ezikhethiweyo izinto zokwakha, yaye kuphela emva koko iprojekthi evunyiweyo nkqubo ngokwenyani.

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