Wucewa kewayawa - kalli alamun
Yin tuƙi ta zagayawa yana buƙatar direba ya san abubuwa da yawa waɗanda kowane direban da ke bayan motar ya kamata ya sani.
SDA - zagaye
Matsakaici, wanda galibin masu ababen hawa ke kiransa zagaye, an fahimci irin wannan mahadar hanyoyin ne inda motocin da ke zuwa wajensa ke tafiyar hawainiya da kewaya babban “tsibirin”.
Bugu da ƙari, ana ba da izinin tuƙi na musamman akan agogon agogo, kuma wannan ita ce hanyar da aka nuna akan alamar da aka sanya a gaban mahadar sha'awa a gare mu.
Ana ba da izinin shiga hanyar da aka kwatanta ta kowace hanya. Wannan yana nufin cewa ba dole ba ne direban ya yi tsalle zuwa gefen dama na hanya lokacin da ya ga alamar zirga-zirga "Roundabout" a gabansa (SDA, sakin layi na 8.5). A lokaci guda, an ba da izinin fita daga musayar kawai daga gefen dama mai mahimmanci. An bayyana wannan a cikin sakin layi na 8.6.
Ana gudanar da zirga-zirgar kewayawa tare da layin da direban mota ya zaɓa. Idan direban ya yanke shawarar canza layukan kusa da sashinsa na tsakiya, ya kamata, bisa ga ka'idodin motsa jiki, kunna siginar kunna motarsa. Hakanan wajibi ne a tuna cewa ka'idodin zirga-zirgar ababen hawa a kewayen kewayawa suna tilasta direban ya ba da hanya ga motocin da ke gabatowa daga gefen dama (ka'idar "tsangwama a hannun dama").
Wucewa kewayawa tare da wasu alamu
A cikin yanayi inda akwai alamar "Ba da hanya" a gaban tsaka-tsakin, babu buƙatar barin motar ta motsa a kan hanyar da ta dace, tun da a cikin wannan yanayin tuki "a cikin da'irar" ita ce babbar hanya. A ƙarshen 2010, bayan gabatarwar sabunta dokokin zirga-zirga, an yi magana da yawa game da gaskiyar cewa a cikin Tarayyar Rasha, duk wani motsi a cikin da'irar ya fara kiran babban hanya. Wannan ba gaskiya bane.
Abubuwan da ake amfani da su a cikin tuki tare da hanyar da aka kwatanta ana ba da su ga masu ababen hawa ta hanyar alamun fifiko. Idan babu irin waɗannan alamun, babu wata tambaya game da wasu abubuwan da suka fi dacewa yayin motsi. Duk wani bayanin da zaku iya samu akan Intanet, kafofin watsa labarai, ba gaskiya bane.
Mun lura daban cewa kafin kewayawa, dole ne a shigar da alamar "Intersection with roundabouts". Gargadi ne, an sanya shi a nesa na mita 50 zuwa 100 zuwa ga musayar da aka kwatanta a cikin yankunan ƙauyuka da kuma nisan mita 150 zuwa 300 a waje da birane da ƙauyuka.
Fa'idodi da rashin amfani na kewayawa
Irin waɗannan hanyoyin haɗin gwiwar suna ba da damar sauƙaƙe zirga-zirgar ababen hawa a kan manyan tituna inda akwai ɗimbin ababen hawa, saboda suna da fa'idodi da yawa:
- ƙara ƙarfin sashin hanyar hanya saboda rashin yanayin "ja ga duk motoci", wanda aka lura a tsaka-tsakin da aka sanye da fitilun zirga-zirga;
- babban matakin tsaron ababen hawa: direbobi suna rage gudu kafin zagayawa, wanda hakan ke rage yawan hadurran ababen hawa (ko da hatsarurrukan sun faru, tsananinsu ya ninka sau da yawa fiye da matsuguni na yau da kullun);
- yuwuwar ƙara yawan rassa a wuraren zagayawa ba tare da rasa yanayin tuki lafiya ba.
Rashin lahani na mashigar hanyar da muka yi la'akari da su sun haɗa da:
- dogon lokacin jira don ƙofar da'irar a lokacin mafi girma hours;
- kewayen kewayawa suna buƙatar yanki mafi girma (idan aka kwatanta da na al'ada) don ƙungiyar su;
- matsalolin masu keke da masu tafiya a ƙasa saboda rashin fitilun ababen hawa don daidaita zirga-zirga;
- haɗarin jujjuya abubuwan hawa tare da babban cibiyar nauyi yana ƙaruwa (idan direbobin su sun keta ƙayyadaddun saurin gudu).
