Nanngaa e nder Staasiyoŋ Metro walla Tunnel Les Leydi E nder ngonka Cumu, Ɓooygol Doole, walla Ilam Laabi: Wuurde e 600V DC e laawol tataɓol¶

Wontude e nder oto metro les leydi (New York MTA, London Underground, Paris Métro, Toronto TTC, Washington Metro, Chicago CTA, Berlin U-Bahn, Tokyo Metro, walla Sydney Metro) so fitirlaaji ɗii taƴaama ɗoon e ɗoon e hakkunde tunnel, cumu arc electrical acrid fuɗɗotoo ko ɓuuɓde e nder ŋoral weeyo, walla ndiyam ɓuuɓɗam ɓuuɓɗam ina ɓuuɓtoo e dow ŋoral station dow ŋoral laawol ina ɗaɓɓi ɗooftaade kuule innde laana njoorndi les leydi. Hitaande kala e nder laabi njulaagu mawɗi e nder gure mawɗe, yahooɓe kulɓiniiɓe doole udditaade dame gonɗe e banngeeji oto metrooji dartiiɗi ɗii, diwta les e dow leeso laana ndiwoowa, ina mbaraa e nder 3 leƴƴannde : wonaa e cumu walla e ustaare nde dartini oto oo, kono ko e taƴde e dow rent0to-7-0).DC) Rail tataɓol (walla taƴde e dow leɗɗe walla fibre gilaas Tappude Rail Tataɓol, ngol waɗaama tan ngam ustude kuutorɗe e toɓo, ina ɓuuɓna ɗoon e ɗoon e les teddeendi ɓanndu neɗɗo, ina ɓuuɓna koyngal maa to bannge 4 000 ampere DC rolling traction expressin be on the by by piste nguurndam ɓadiiɗo. So tawii oto maa metro meeɗii dartaade e nder tunnel e nder ɓuuɓri, ngonka cumu, walla ilam, woto meeɗ doole udditaade dame banngeeji ɗii e diwde e dow leeso laana ndiwoowa so wonaa tawa golloowo laana ndiwoowa walla pompiyee yamirii laaɓndal yaltinde laana ndiwoowa caggal nde hoolkiso doole jolngo ina OFF ucar to car**ors to car kaɓirɗe) walla yahde feewde e damal dow henndu, anndu no njiyru-ɗaa Blue-Light Emergency Power-Off (EPO) Rewrude e Telefoŋaaji e tunnel cross-passages, noddu nokku maa limooje caɗtuɗe (911 to Amerik e Kanadaa, 999 to Dental Dowlaaji Amerik, 112 to Dental Orop, 000 to Ostarali), e ƴeewtaade men... metro e laana njoorndi njippii e laana ndiwoowa, men bus mass transit e metro njiyaagu e njiyaagu defansiyoŋ njiylawu, e men jamaanu ɓuuɓde e stampede nguurndam njillu.

E wiyde Fedde Ngenndiije Dentuɗe ngam Reende Yiite Standard ngam yah-ngartaa e laawol laana njoorndi (NFPA 130), njuɓɓudi laamu Amerik toppitiindi ko fayti e yah-ngartaa (FTA), e Yiilirde toppitiinde kisal e tolnooji laana njoorndi leydi Angalteer (RSSB), oto metro njamndi walla aluminium jamaanu ko laana maa ɓurka kisal e nder tunnel. Otooji metrooji ɗii ina mbaɗee e dow leydi ndi yiite waawataa heɓde, ina mbaawi daɗde e arcing kuuraa les oto oo fotde hojomaaji 30+, lampaaji batteeji e henndu ɓuuɓndu ina doga fotde hojomaaji 60 haa 120 caggal nde doole laana njoorndi tataɓere njippii, e laabi damal joofnirɗe ina mbaawi yahde haa 1,000 oto laaɓɗo walla e dow oto hisnuɗo saraaji mum tawa hay koyngal gootal meeɗaa meemde leeso laana njoorndi kuuraa. Famde joometiri laaɓtundi Rail Tataɓol ngol, no fannuuji ɓuuɓɗi tunnel ɗii njuɓɓinirta cumu e bannge gooto, e hol ko waɗi ndiyam ilam ina sudda laabi kuuraa ina ɗaɓɓi yaltude dow ɗoon e ɗoon ina hisna nguurndam maa.

Waɗde ɗum jooni¶

1. JOƊƊU E NDER MOTO SUBWAY e nder tunnel joofgol walla ɓuuɓol: woto meeɗ pry udditaa dame banngeeji ɗii e diwde e dow laabi ɗii e dow hoore maa. Hay so lampaaji kabin dow ɗii njaltii, oto oo jooɗii dartiima e nder tunnel niɓɓol fotde hojomaaji 20, the 600V to50il to50il haa jooni w LIVE, e otooji gonɗi e laawol saraaji ɗii ina mbaawi dogde haa jooni e 65 km/h (40 mph). Heddo e nder oto, huutoro Intercom Emergency hakkunde yahooɓe e yahooɓe (PEI) sara damal ngam haaldude e Operateur/Conducteur Train, e faddaade jamirooje laamu.
2. So cumu naatii e oto maa keeriiɗo metro (Under-Car Arcing / Rubbish Fire), naata e werlaa garoowo oo rewrude e dame hakkunde otooji (walla laawol udditiingol) tawa aɗa diwa e dow laabi. E nder otooji udditiiɗi (New York R211, London S-Stock, Paris MP 14, Toronto Rocket), yahde tan yeeso walla caggal e nder suudu jokkondirndu nduu woɗɗitaade ɗo cumu nguu ummotoo ɗoo. E nder otooji metrooji segmented gaadanteeji, udditaa walla udditaa damal cakkitiingal hakkunde otooji, nanngu juuɗe ɗiɗi ɗee fof no tiiɗiri tawa aɗa taƴa e dow laylaytol ponto njamndi mboɗeeri (woto meeɗ waɗde koyɗe maa sara damal gap), uddu damal cakkitiingal ngal caggal maa ngam siifde oto cumu oo.
3. So tawii Konduktor, Operatoor Train, walla Firefighters yamirii yo neɗɗo yaltu e dow leeso laawol tunnel: WOTO meem walla taƴde Rail Tataɓo WALLA alluwal mum cover protective. So a jippiima e oto dow leeso laawol:
4. Ƴeew les e lampa telefoŋ maa ko adii fof ngam ƴeewde hol bannge oto oo jogii rail contact raised (Third Rail).
5. Woto meeɗ taƴde e dow lefol fiberglass, leɗɗe, walla plastik ɓuuɓngol dow Rail Tataɓol ngol: oon alluwal ɓuuɓngal WONAA taƴre, maa ɓuuɓtu les teddeendi maa, ɓuuɓna ma ɗoon e ɗoon.
6. Ɗatal laabi fof dow laabi dogdu dow beton ɓuuɓɗo Tunnel Walkway (Benchwall / Catwalk) walla yahde e cakkital hakkunde crossties leɗɗe/beton tan caggal nde ekipaaji hoolkisii doole ina cokli.
7. E nder tunnel ɓuuɓngel cumu e koyɗe, ƴeew yahdu cumu nguu e yahde E nder henndu hesu naatndu nduu (UPWIND of the fire), meeɗaa jippaade e cumu nguu. Tunneluuji gonɗi les leydi ina kuutoroo Jet / Saccardo Tunnel Ventilation Fans (NFPA 130) peewniraa ko fufde henndu laaɓndu ummoraade caggal ngam ittude yahooɓe tawa ina ɓuuɓna cumu tooke yeeso yiite oo e bannge goɗɗo. So tawii aɗa ummoo e laawol tunnel, njiy-ɗaa cumu ina fuɗa e yeeso maa gila caggal maa, ƴeew Damal-Cross-Passage ngal lampaaji ɓaleeji e nder ɓuuɓri tunnel ɓiɗɓe leɗɗe paralel walla njahaa e dow ɓuuɓri henndu feewde bannge naatgol henndu laaɓndu.
8. So a yanii e laabi e nder dingiral walla a yiyii goɗɗo e laabi, yah ɗoon e ɗoon e dingiral Blue-Light / Wall dingiral Emergency (walla rutto e nder ŋoral les-platform). Kala tunnel metro les leydi e jolngo dingiral ina jogii bright on Blue Light tunnel wa unllevery 150 to 250 meters / 500 to 800 feet). Les kala Annoore Bulu ina waɗi Power-Off (EPO / Traction Power Trip) switch, Telefoŋ Emergency jokkondirɗo e nokku toppitiiɗo Rail, e Muumtugol Yiite.
9. So ndiyam flash-flood ina rufa les e nder station metro les leydi walla ina ummoo feewde e leeso track: WOPPU STATION TO TOOWƊO ƊOO ƊOO. Hoto meeɗ rewde e ndiyam luggiɗam haa e nder ɓalndu walla e nder ɓalndu e nder station transit subterranean walla during warning flashway. Ndiyam ilam ina ɓuuɓtoo e dow ŋoral station no ɓuuɓol toowngol nii (ina fooɗa mawɓe e koyɗe mum en e dow ŋoral), ina waawi nanngude yahooɓe e nder otooji laaɗe diwooje gonɗi e nder ndiyam so tawii pompe tunnel ina ŋakki, ina addana ɗum en batte mbaylaandi (stray-current) saraaji jolngooji (switchgear) gonɗi e nder ndiyam. Waɗde ƴeeŋtu e les njiimaandi ɓurndi ɓadaade walla e dow ŋoral yaltirgal emergency haa to tolno mbedda ɗoon e ɗoon.

Lekki kuulal : Cumu metro les leydi, ɓuuɓri, e triage survival ilam¶

Rewrude e ndee lekki nguurndam ɗaɗol-taƴre e kala sahaa caɗeele metro les leydi.

flowchart TD
    Start["Metro Emergency les leydi: Ɓooygol doole, ngonka cumu, WALAA Ilam/Station"] --> HazardType{"1. Hol bonannde adannde ina waɗa jooni?"}

    HazardType -->|"Lonngere Dartiima e nder Tunnel Niɓɓo (Kuuɓal / Jogaade Signal)"| StayInCar["JOƊƊO E NDER MOTO SUBWAY: - WOTO pry udditaa dame banngeeji walla diwde e dow laabi - Toɓɓu Intercom Emergency Passenger (PEI) ngam humpitaade haajuuji safaara - Fitirlaaji batteeji & ɓulli ina ndoga 60-120 min; ɗaɓɓu jamirooje ekipaaji"]

    HazardType -->|"Cumu Naatngu E Oto Ma walla Station"| SmokeCheck{"2. Aɗa woni e Platform Stasiyoŋ WALLA e nder Train e nder Tunnel?"}

    SmokeCheck -->|"E dow Plateau Stasiyoŋ"| PlatformExit["ƳEEWTO STASIYOŊ TO ƊOO ƊOO ƊOO: - Jokku les laylaytol cumu (cuuɗi < 1 meeter / 3.3 ft dow leydi) - Rewrude e maandeeji yaltugol Running-Man Vert jalbooji dow les njiimaandi - So tawii jolɗe mawɗe ɗee ina njuuti, pus barme Emergency Exit Gate boɗeejo"]

    SmokeCheck -->|"Nder Train Dartii e Tunnel"| InterCarMove["MOƳƳU DAMUƊE TIMMOL NDER MOTOOJI ADDI: 1. Yahdu e dame timmuɗe nder otooji metro laaɓɗi dow henndu 2. Uddu dame timmuɗe caggal maa ngam seerndude cumu 3. TAN yaltu e laawol Rack so tawii Crew/Firefighters ko OFFV6rd"]

    HazardType -->|"Ndiyam Ilam Flash ina ɓuuɓtoo e nder Stasiyoŋ / E nder laabi"| FloodEscape["DOGGAL VERTICAL ƊOO ƊOO (ZERO DELAY): - WOTO naat e kala oto & WOTO wadde e dow plateau flood - Waɗde e dow ŋoral haa to tolno mbedda HADE ndiyam ɓuuɓde les ŋoral - Jogaade jolɗe ɗiɗi ɗee kala; so tawii ƴeeŋre mawnde ina ilam, huutoroo ƴeeŋre Emergency Exit Hatch"]

    HazardType -->|"Neɗɗo Faddii E Lelnde Laabi Staasiyoŋ"| TrackFall["PROTOKOL FALL TRACK STATION: 1. Yiyooɓe: Waɗde fitirla kaa e nder cirkel yaajngel to hunduko tunnel + ɓuuɓnude Blue-Light EPO / haalde Booth Agent 2. Neɗɗo gonɗo e laawol: WOTO memo Rail tataɓo walla Cover Board 3. Dogde e jolngo e joofnirde plateau / center troughn e nder U"]

Anatomi laawol metro : Ɗo 600V haa 750V DC Rail tataɓo jooɗii vs¶

So tawii a meeɗii fadde e dow laabi e nder dingiral walla a yamiraama yo a yaltu e oto e nder tunnel, nguurndam maa fawii ko e anndude joometiri (geometry) gonndi e laawol metro :

================================================================================
       CROSS-SECTION OF AN UNDERGROUND SUBWAY TRACK & THIRD-RAIL GEOMETRY
================================================================================

  [STATION PLATFORM WALL]                            [TUNNEL BENCHWALL / WALL]
  +---------------------+                            +-----------------------+
  |   PASSENGER         |                            | [BLUE LIGHT BOX]      |
  |   PLATFORM          |                            | - Emergency Phone     |
  |   EDGE              |                            | - 600V Power-Off (EPO)|
  +----------+----------+                            |                       |
             | (Overhang)                            |   [TUNNEL WALKWAY]    |
             |  SAFE REFUGE                          +-----+-----------------+
             |  UNDER-PLATFORM                             |
             |  TRENCH (If Present)    [HAZARD]            |  (DEAD / SAFE)
             |    |                 COVER BOARD            |  RUNNING RAIL #2
             v    v               =======+=======          |        |
  +---------------+  RUNNING RAIL #1    [O] <-- 600V-750V  |        v
  | [Refuge Gap]  |        |             |      LIVE DC    |       [I]
  |               |        v    [Center  |      THIRD RAIL |        |
  |               |       [I]   Drainage |                 |        |
  +---------------+========+====Trough]==+=================+========+========+
                           [ WOOD OR CONCRETE CROSSTIES / BALLAST ]
================================================================================

Kuule 4 teeŋtuɗe Track-Bed ɗe kala yahoowo ina foti siftorde:¶

1. Yiytu Rail Tataɓo oo ɗoon e ɗoon (Usually on the Side Farthest From the Platform):
2. E nder fotde dingiral kala, inɗeele transit ina mbaɗa live 600V to 750V DC Third Rail e bannge laawol ngol ƁURI WOƊƊUDE e jolngo yahooɓe (hono noon neɗɗo gonɗo e ŋoral jolngo ina jippoo e sara jolngo dogdu leydi, wonaa jippaade to bannge jolngo tataɓo ngoo).
3. Ko selli (Island Platforms & London Underground 4-Rail System): E won e jolɗe switch, e laylayti duunde, walla e dow Les leydi Londres (ko huutortoo Sistem Four-Rail: gooto ina wuura +420V DC rail yaasi rail doggudu E ɗiɗaɓo nguurndam -210V DC rail to bannge caka hakkunde rail dogdu, totaling 630V DC), ina woodi jolngo conducteur wuurngo e nder cakkital ngal kadi. Waɗde ƴeewto sahaa kala hade maa taƴde.
4. Rails Dogdu Njamndi Ɗiɗi Ko Leydi (Negative Return), WONAA Rail Tataɓol Toowngol Voltage:
5. Rajooji ɗiɗi njamndiiji jalbooji ɗi taƴe njamndi oto oo njirlotoo ɗii ina njogii doole ngartam e mbaadi ɓadiiɗo leydi, tawi noon Railuuji Tataɓi toowɗi, ɓurɗi teddude (joɗɗinaaɗi e dow insulatoruuji porselin/fibreglass 15 cm / 6 inch ɓurɗi toowde e jokkere enɗam) ina njogii doole maayɗeele 600V to 750V DC hokkude. Hoto meeɗ ɓuuɓnude ɓanndu maa hakkunde Rajo Tataɓo e Rajo dogoowo walla koloñaal njamndi leydi.
6. To njahataa so a yanii e laabi gartirgol, a nanii oto ina ɓadii:
7. Cuɓal A (Ɓurngal yaawde so > 30 leƴƴannde): Dogdu les leeso laawol ngol haa hakkunde joofnirde jolngo ngoo ɗo Ladder Access Track yellow/steel (End-of-Platform Gate) ina addana-ma ƴeeŋtude haa laaɓa cer, ngartaa e dow laylaytol ngol tawa aɗa ƴetta hoore maa dow a 1.3-meter (4.5-foot) koɗorɗe beton tiiɗɗe.
8. Cuɓal B (So tawii oto oo ina naata e gartirgol jooni jooni, a waawaa yaltude):
   • Ƴeewee les leppi ŋoral beton ngal njippi-ɗaa jooni ngal: nokkuuji metrooji keewɗi ina njogii Under-Platform Overhang (Refuge Space / Suicide Pit) maa les leppi plateau walla e nder Centre Drainage Trough luggiɗnde hakkunde jolɗe ɗee. Roŋkude tiiɗnaare e dow mahol beton ngol les njiimaandi (jogaade comci maa, saak maa, e terɗe maa ina njuutee e laana ndiwoowa njamndi) tawa goɗɗo e dow ŋoral ina ɓuuɓna lampa jalboowa e dow ŋoral ngam ustude fereeji jolnoowo laana ndiwoowa.

Njiylawu laabi 4 gonɗi e ɓuuɓnude tunnel metro (Ɓurɗo kisal e ɓurɗo bonde)¶

So oto ina muusi e nder tunnel les leydi, nokkuuji yamiroore transit (Rail Control Center) huutoraade njuɓɓudi tiiɗndi laabi udditgol les NFPA 130:

No keɓirten e no kuutortoɗen "Station d'urgence Blue-Light" e nder kala tunnel metro¶

E nder tunneluuji laana njoorndi les leydi e nder Amerik worgo, Angalteer, Orop, e Asii, Annoore Bulo (Blue Light Station / Emergency Trip Station) mooftaa toowɗo e dow mahol tunnel beton ko lampa kisal nguurndam winndere. Kala yahoowo ina foti anndude ko jooɗii to bannge les oon fitirla bulo:

1. Ko ɓuuɓol doole (EPO / Emergency Alarm Box / Third-Rail Trip Switch):
2. Les fitirla kaa, ko kaɓirgal boɗewal walla boɗewal, ngal alaa ko waawi haɗde weeyo, ina waɗi lefol pullo walla butoŋ push-button e nder sahaa gooto, jolnata jolɗe jolɗe kuuraa ɗe 600V haa 750V DC Third Rail e nder oon nokku jolngo, waɗta denndaangal maandeeji jolngo ɓadtooji e RedSTOP).
3. Telefoŋ nokku toppitiiɗo laana njoorndi:
4. Hay so smartphone maa ina jogii... 0 bars e sarwiis celluka luggiɗiiɗo e nder tuuba maayo njamndi mboɗeeri walla tunnel kaaƴe, telefoŋ gonɗo e les Annoore Bulu ndee ina jokkondiri e Biro Kontrol Transit / Centre Operations Rail e sahaa nde ƴettu-ɗaa junngo maa walla toɓɓu-ɗaa butoŋ oo, e hollirde otomatikk limre maa timmunde les to1 location on the cha ekran neldoowo.
5. Dame gonɗe e laawol tunnel e jolɗe yaltugol emergency (Between-Station Escapes):
6. Ina tawee saraaji Stations Blue Light (ko ɓuri heewde ko kala 240 meeter / 800 feet les NFPA 130 standards) ko njamndi mboɗeeri Dame gonɗe hakkunde yiite (jokkondirɗe e tuuba tunnel feewde fuɗnaange e tuuba tunnel feewde fuɗnaange ceertuɗo, mo cumu alaa) walla Stairway Stairway Emergency Exit Shafts gonɗe e dow ŋoral gonngal e dow ŋoral laawol.

Wuurde e ngonka cumu metro les leydi walla yiite (Tunnel Airflow Physics)¶

Jeyli e nder nokkuuji les leydi walla e nder tunnel ina nannga nguleeki, ina njaltina gaas karbonik tooke (CO) e siyaniid hidrojen ( ).HCN) cumu dow e nder cuuɗi station ( ).The Chimney Effect):

1. Heddo les laral cumu nguleeki (Under 1 Meter / 3.3 Feet)¶

• Cumu ngulngu ina ummoo e korona tunnel walla e ceŋol station (3 to 5 meters toownde) adannde, accude henndu cooyndu, foofndu e les 30 haa 90 santimeeteer (1 haa 3 feet) dow leydi.
• Suuɗde hunuko maa e hunduko maa e comci ɓuuɓɗi walla mask N95 ngam filtinde ɓuuɓri karbon ɓaleeri, ɓuuɓto-ɗaa les nde njahrataa.

2. Hoto meeɗ ƴettude Lift Station e nder ngonka yiite walla cumu¶

• Lifteeji station ina mbaawi ustaade so tawii doole ballitooje ina njalta walla ina mbaawi udditaade e dow tolno mezzanine keewɗo cumu. Huutoroo ƴeeŋre jaaynde walla yahde e eskalaaji dartinaaɗi.

3. Puccu njuumri Rewrude e Bar "Damal Yaltugol Emergency" Boɗeejo to Turnstiles¶

• Hoto meeɗ bottleneck e turnstiles tripod cirƴaaɗi juutɗi e nder evakuasiyoŋ.
• Kala banke turnstile ina jogii njamndi jaajndi Dame yaltugol emergency (Service Gates) ina waɗi push-bar panic boɗeejo mo yaltata ngam ɗaccude jamaanu nguu yalta feewde e ŋoral mbedda.

Wuurde e nokku les leydi walla e tunnel (Subway Deluge Protocol)¶

E nder toɓooli mawɗi walla e ɓuuɓri ndiyam, ndiyam ɗam ina rufa e dow ɓulli metrooji e dow ŋoral naatgol e nder ɓulli metrooji.

1. Anndu "Waterfall" Trap Ko adii nde Pinndata Ma:
2. 15 santimeeteer tan (6 inch) ndiyam njaawɗam ina ɓuuɓtoo e dow ŋoral metro 40 degere ina addana doole keewɗe (> 500 Newtons) ngam ɓuuɓnude mawɗo e koyɗe mum en.
3. So ndiyam mbedda ina ɓuuɓtoo e dow ŋoral, yah ɗoon e ɗoon e alternate station exit to damal ŋoral walla nanngude juuɗe ɗiɗi ɗee kala no feewi tawa aɗa ƴetta e dow ŋoral mahol ngol.
4. So A Nanngii E Nder Oto Metro Nde Ndiyam Ilam Ummii E Taariindi Taƴe:
5. So ndiyam ummiima haa to tooweeki Rajo Tataɓo (30 cm / 12 inches dow jokkere enɗam), cirkooji substation ina njuppa otomatik ina taƴa doole jolngo 600V DC.
6. Rewta jamirooje gollooɓe ngam yahde e dame joofnirɗe hakkunde otooji feewde joofnirde dow laana ndiwoowa ngam jooɗaade dow laana ndiyam.

Limooje emergency diiwanuuji e njuɓɓudi kisal yah-ngartaa¶

Siistemaaji metrooji mawɗi winndere ndee ina kuutoroo kaɓirɗe ceertuɗe e nder laylayti renndo e nder otooji :

• Leyɗeele dentuɗe Amerik (NYC MTA, WMATA Metro, Chicago CTA, Boston MBTA, SF BART):
• Neldugol eɓɓoore: Noddu 911 (ko ɓuri heewde e nokkuuji metrooji e tunneluuji Amerik hannde ina njogii njuɓɓudi antenaaji renndini DAS wallitde noddaango 911).
• Kontroluuji nder laana ndiwoowa e laylaytol: Toɓɓu Intercom Emergency Passenger (PEI) butoŋ push-to-talk nder oto (woto meeɗ ɓuuɓnude mekanik ɓooyɗo Kaɓirgal Frein Emergency nde oto ina diwa e nder tunnel walla e nder ponto, sabu dartinde oto ɓuuɓɗo walla safaara-emergency hakkunde tunnel ina leeltina hisnude fotde hojomaaji 30; a tan station at platformin). Huutoro Blue Light Station e nder tunnel ngam ittude doole e jokkondirde e telefoŋ.
• Kanaada (Toronto TTC, Montreal STM, Vancouver SkyTrain):
• Neldugol Emergency & Strip Yellow: Noddu 911 walla toɓɓu Strip Alarm Emergency Yellow dow windooji otooji metro. E nder laylaytiiji dingiral, yah to Nokku toɗɗaaɗo ngam ɗaɓɓude (DWA) intercom e toɓɓude Butoŋ Blue Power-Cut to joofnirde lowre ndee so tawii won gonɗo e laabi ɗii.
• Dental Dowlaaji Dentuɗi (London Underground / TfL, Glasgow Subway, Tyne & Wear Metro):
• Neldugol Jaɓɓugol: Noddu 999 (walla winndu Polis Jaɓɓungal Angalteer to... 61016 ngam kulhuli kisal ɗi ngonaa nguurndam).
• Jeertinaango 4-Rail les leydi London: Ciftoren wonde les leydi Londres (Tube) huutortoo ko Railuuji kuuraa ƊIƊI guurɗi (+420V DC rail yaajɗo AND -210V DC rail caka hakkunde rail dogdu). Huutoro lefol Alarm Emergency Passenger to dame ɗee, kaaldu e sofereeɓe ɓee hade maa etaade yaltude.
• Dental Orop (Paris RATP Métro/RER, Berlin U-Bahn, Madrid Metro, Milan/Rome Metro):
• Limoore Ƴellitaare Winndereere: Noddu 112 (walla 3117 / binndol 31177 to Farayse ngam... SNCF / RATP laana emergency transit). E nder laanaaji Metro Paris, so neɗɗo yanii e laabi, ƴettu Handle de coupe de puissance de traction d’urgence (Borne d'Alarme / Coupure de Courant) dow piilngal plateau ngam de-energize e... 750V DC rail tataɓo ɗoon e ɗoon.
• Asiya-Pasifik (Tokyo Metro / JR, Seoul Metro, Singapore SMRT, Hong Kong MTR, Sydney Metro):
• Plungerji neldugol e laylaytol: Noddu 110 / 119 (Japon), 112 / 119 (Koree du Sud), 999 / 995 (Singapuur), walla 000 (Ostarali). E dow laylaytiiji dingiral Japon e Koree (to Dame Ekran Laylaytol toowngol timmungol ndarnaaka), toɓɓu jalboowo boɗeejo/geɗel jalbooje Butoŋ Darnde Laanaaji Emergency Laylaytol (非常停止ボタン / SOS) ina fawii e kala piilngal structurel ngam dartinde otooji ɓadtiiɗi ɗoon e ɗoon.

Naamne keewɗe naamneede¶

Hol ko waɗi mi fotaani ƴettude junngo frein Emergency So tawii won jogiiɗo Emergency Medical walla hare fuɗɗiima tawa Metro ina yahra e nder tunnel?¶

Hoto meeɗ ƴettude fereeji emergency nde oto metro ina diwa e nder tunnel les leydi, e nder tuuba les ndiyam, walla e nder ponto toowɗo. So a ƴettii fereeji emergency e nder tunnel, oto oo ina ɓuuɓtoo haa dartoo teemedde meeteruuji e kala nokku ɗo oto oo woni ɗoo, ina addana safrooɓe e poliseeɓe ɓee jippaade e dow leeso laana njoorndi, njaha e koyɗe e nder tunnel niɓɓol juutngol ngam yettaade oto maa (turning a 2-minute next rescue to the-5). E nder ɗuum, toɓɓu butoŋ Intercom Emergency Passenger-to-Crew ngam jeertinde Operetor Train : Operetor oo maa yaawnu oto oo haa yettoo e nokku ɗo jolngo ngoo woni ɗoo (ko heewi ko 60 haa 90 leƴƴannde) ɗo safrooɓe e poliseeɓe ina padi tawo e sara jolngo ngoo nde dame ɗee uddittee.

Hol ko woni so mi taƴii e jolngo dogdu njamndi GOOTOL (to taƴe jolɗe njirlotoo) tawa mi memotaako jolngo tataɓo ngoo?¶

Railuuji ɗiɗi dogdu njamndi ɗi jolɗe njamndi metro ɗii njirlotoo ɗii, ina mbaɗa laawol ngartirgol negatif leydi ngam jolngo e jolngo e jooɗaade e walla saraaji pottital leydi, ko ɗuum waɗi taƴde e raddo dogdu tan, alaa ko bonnata ma no memirta 600V-to-750V DC Raes Tataɓo oo nii. Kono tan, taƴde e dow jolɗe dogdu ina saɗti haa jooni sabu dalillaaji tati : gadanol ngol, koye jolɗe njamndi mboɗeeri ina ɓuuɓna no feewi, ina addana jolɗe ɗoon e ɗoon feewde e jolɗe tataɓere guurnde saraaji mum ; ɗimmo oo, e dow systemji hono London Underground, ina woodi Fourth Rail guurɗo to bannge cakkital hakkunde jolɗe dogduɗe ɗee ; e tataɓol, toɓɓe jolngo laana njoorndi (paɗe/toɓɓe) ina mbaawi slam udditaade to woɗɗi e ujunnaaje ujunnaaje kilooji doole hidrolik e taƴde koyngal wedged e nder gap jolngo. Wakkati fuu, ƴaɓɓugo timmugo dow kala rails dow laawol beton walla crossties flat.

So Neɗɗo Jippinii Smartphone Mum walla AirPods Mum E Laabi Metro E nder Stasiyoŋ, Mbele Ɓe Waawaa Yaawde Diwde Les E Nanngide Ɗum Hade Laabi Garooji Arde?¶

Hoto meeɗ diwde e dow leeso metro ngam ƴettude telefoŋ, AirPods, kaɓirɗe, walla kaalis gonɗo e njiimaandi. Hay so waktu limto oo wiyii wonde oto garoowo oo ina yahra e hojomaaji 6, otooji gollorɗi ɗi ngalaa ngalu, otooji relay ɗi ngalaa golle, e otooji jaawɗi ina njaha e dingiral e njaaweeki timmundi tawa peeñaani e alluuje limto yahooɓe. Ko ɓuri bonde nii, ƴeeŋtude caggal e dow ŋoral beton 1,3 meeter (4,5 foot) tawa alaa ko woni e mum so wonaa ŋoral ina ƴetta semmbe ɓalliwal ɓurngal heewde ko yimɓe nganndi, e yimɓe kulɓiniiɓe etaade ɓeydude koye mum en ina keewi yahde caggal e dow ŋoral tataɓal (Third Rail Cover Board) e ŋoral. Yah to agent booth station : gollotooɓe transit ina njogii pinngi ƴettugol fiberglass juutɗi ("grabbers") e maa ƴettu telefoŋ maa e kisal e nder jokkondire piste.

Mbele ina moƴƴi nawde E-Bike walla E-Scooter e nder oto metro les leydi keewɗo yimɓe? Kadi Hol Ko So Neɗɗo Fuɗɗiima Hisde e Simme?¶

So tawii batiri litiyom-iyon welo kuuraa walla skuter kuuraa fuɗɗiima waɗde daande ɓuuɓnde, ɓuuɓnde, walla ɓuuɓnude ɓuuɓol danewol/boɗewol ɓuuɓngol e nder oto metro les leydi, ina naata e Thermal Runaway, ina ɓuuɓtoo e nder 1,00000-C Fahrenheit) jet blowtorch e nder leƴƴanɗe 10 haa 20 ɗe mbaawaa mumtude e mumtugol kemikal joorngal. WOTO eto taƴde batte walla werlaade ndiyam e butelaaji e dow mum. Ɗoon e ɗoon, toɓɓu Intercom Emergency ngam wiyde Operateur Train "Battery Lithium e-bike yiite e nder Oto #[Limoore]," yamir kala yahoowo e nder oto oo yo yah ɗoon e ɗoon e dame joofnirɗe hakkunde otooji ɗii, e nder otooji saraaji ɗii, e uddude dame joofnirɗe njamndiije ɗee caggal maa ngam jogaade toxin karbon s toxiluc e toxiluf yettiima e plateau leƴƴanɗe capanɗe ɗiɗi caggal ɗuum.

Mbele ndiyam ilam e nder laabi metrooji ina jogori waɗde otooji 600 Volt, ina ustoo kala neɗɗo e nder ndiyam ɗam?¶

So ndiyam ilam tedduɗam ummiima haa toowi haa waawi ɓuuɓnude 600V DC Third Rail (fotde 30 santimeeteer / 12 inch dow leeso laawol ngol), cirƴam mawɗam ɗam ndiyam-e-leydi ina fawa ujunnaaje ujunnaaje ampere, ko famɗi fof ɗoon e ɗoon ina ɓuuɓna cirƴam toowɗam ɗam, cirƴam ɗam ina ɓuuɓna Rail de-rgil to. Kono ndiyam ɓuuɓɗam (santimeeteeruuji 5 haa 20 / 2 haa 8 inch luggiɗde) hade taƴooɓe ɓee yahde, walla cuuɗi stationeji ɓuuɓɗi ɗi 480V AC / 13 800V AC lampaaji e mbayliigu pompiyee, ina mbaawi haa jooni feewnude mbayliigaaji doolnuɗi kulɓiniiɗi ("stray energized equip e") saraaji. Ko ɗum waɗi aɗa foti yaltude dow e nder nokku ɗo ilam woni ɗoo ɗoon e ɗoon, wonaa e yahde e leeso piste.

Hol no mbaawirmi udditaade dame banngeeji oto metro gila e nder so tawii Pompier en njamirii yo ɓe njaltu, tawa doole damal no woorunoo ina maayii?¶

Kala oto metro ina jogii lefol mekanik boɗewol "Emergency Door Release", junngo, walla jokkol pull caggal-gilaas tawaangol to dow hoore damal ɓuuɓngal walla e dow ŋoral bannge sara jooɗorɗe damal. So tawii oto oo arii e darnde timmunde, gollotooɓe walla pompiyee en njamirii ma udditde dame ɗee, ɓuuɓnude les walla yirlaade Emergency Door Release boɗeejo oo, ina duppa ɓuuɓol henndu pneumatic (walla ina ɓuuɓna ɓuuɓol diwooje mekanik) ina jogii dame ɓuuɓɗe ɗee ina cokli, ina addana-ma ɓuuɓnude dame ɗiɗi ɗee e junngo leaves a.

Ardiiɓe jokkondirɓe¶

• Metro e laana njoorndi derailment wuurde
• Bus transit mawɗo e metro njiyaagu e defannde njiyaagu
• Jamaanu ɓuuɓɗo e wuurde stampede: ndeenka ɓernde e yaltude diagonal
• Batiriiji litiyum-iyon ina ngulla : dogdu nguleeki, e-bike, e udditgol
• Laabi kuuraa dowɗi e jolngo otooji : mbaawka step e yaltude kisal
• Reggindo limooje emergency

Fuɗɗoode e ardorde laawɗunde¶

• Fedde ngenndiire ngam reende yiite (NFPA): NFPA 130: Standard ngam yah-ngartaa e laawol gonngol e yah-ngartaa - Ƴellitaare tunnel les leydi, Ƴeewndorɗe hakkunde-leyɗeele, Ƴellitaare Benchwall, e Siistemaaji Ƴellitaare Emergency.
• Njuɓɓudi Amerik ngam yah-ngartaa (FTA) & Fedde Ngenndiije Dentuɗe ngam Kisal Jaagorgal (NTSB): Kuule kisal cumu e arcing e nder tunnel metro, kuule ngam ustude doole (EPO) e nder dingiral Blue-Light, e porotokolle yah-ngartaa hakkunde otooji.
• Nguurndam yah-ngartaa wuro mawngo (NYC MTA) & Hukuuma yah-ngartaa wuro mawngo Washington (WMATA): Laabi kisal jolngooji - 600V/750V DC Tataɓol laawol jolngo e jolngo reenoowo haɗeeji.
• Njaajeendi ngam London (TfL) & Yiilirde kisal e njuɓɓudi laana njoorndi leydi Angalteer (RSSB): Laabi laana njoorndi les leydi Londres (630V DC) kisal jolngo laana njoorndi e laabi udditgol tunnel les leydi.
• Fedde hakkunde leyɗeele toppitiinde ko fayti e yah-ngartaa jamaa (UITP): Reende ilam e nder dingiral Metro les leydi, keeri dogdu ndiyam e nder laylayti renndo, e golle caɗtuɗe.