Gary Lauder's new traffic sign: Take Turns

50,293 views ・ 2010-03-09

TED


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Traducător: Anca Haraga Corector: Brandusa Gheorghe
00:15
I only have three minutes
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Am doar trei minute
00:17
so I'm going to have to talk fast, and it will
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deci voi vorbi repede, ceea ce va
00:19
use up your spare mental cycles, so multitasking may be hard.
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folosi ciclurile voastre mentale - multitasking-ul ar putea fi dificil.
00:23
So, 27 years ago I got a traffic ticket
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Deci, acum 27 de ani am primit o amenda de circulatie
00:25
that got me thinking.
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care m-a pus pe ganduri.
00:27
I've had some time to think it over.
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Am avut ceva timp sa analizez situatia.
00:29
And energy efficiency is more than just
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Si eficienta energetica este mai mult decat doar
00:31
about the vehicle --
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despre vehicule.
00:33
it's also about the road.
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Este si despre sosea.
00:35
Road design makes a difference, particularly intersections,
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Design-ul soselei face diferenta, in special intersectiile,
00:37
of which there are two types: signalized
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care sunt de doua tipuri: dirijate
00:39
and unsignalized, which means stop signs.
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sau nedirijate, ceea ce inseamna semne de oprire.
00:41
Fifty percent of crashes happen at intersections.
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50% din accidente se intampla in intersectii.
00:43
Roundabouts are much better.
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Sensurile giratorii sunt mult mai bune.
00:45
A study of 24 intersections
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Un studiu asupra 24 de intersectii
00:47
has found crashes drop 40 percent
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a dovedit ca accidentele scad cu 40%
00:50
from when you convert a traffic light into a roundabout.
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cand transformi un semafor intr-un sens giratoriu.
00:53
Injury crashes have dropped 76 percent,
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Accidentele soldate cu victime scad cu 76%.
00:56
fatal crashes down 90 percent.
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Accidentele fatale, cu 90%.
00:58
But that's just safety.
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Dar asta e doar siguranta.
01:00
What about time and gas?
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Cum ramane cu timpul si combustibilul?
01:02
So, traffic keeps flowing, so that means less braking,
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Deci, traficul e fluent, ceea ce inseamna mai putina franare,
01:04
which means less accelerating, less gas and less pollution,
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inseamna mai putina accelerare, mai putin combustibil si mai putina poluare,
01:07
less time wasted,
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mai putin timp pierdut,
01:09
and that partly accounts for Europe's better efficiency
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si asta explica in parte eficienta mai ridicata din Europa
01:11
than we have in the United States.
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decat cea din Statele Unite.
01:13
So, unsignalized intersections,
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Deci, intersectiile nedirijate,
01:15
meaning stop signs, they save many lives,
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cu semne de oprire, salveaza multe vieti,
01:17
but there's an excessive proliferation of them.
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dar s-au inmultit excesiv.
01:19
Small roundabouts are starting to appear.
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Sensuri giratorii mici incep sa apara.
01:22
This is one in my neighborhood. And they are
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Acesta e unul din cartierul meu. Si sunt
01:25
much better -- better than traffic lights, better than four-way stop signs.
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mai bune decat semafoarele, mai bune decat semne de stop.
01:28
They're expensive to install,
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Sunt scumpe de instalat,
01:30
but they are more expensive not to. So, we should look at that.
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dar e mai scump sa nu le instalezi. Deci, ar trebui sa ne gandim la asta.
01:33
But they are not applicable in all situations.
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Dar nu sunt aplicabile in toate situatiile.
01:34
So, take, for example, the three-way intersection.
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Deci, luati, de exemplu, intersectia cu 3 brate.
01:37
So, it's logical that you'd have one there,
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Deci, e logic sa ai unul acolo,
01:39
on the minor road entering the major.
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pe strada secundara care intra in cea principala.
01:41
But the other two are somewhat questionable.
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Dar celelalte doua sunt discutabile.
01:44
So, here's one. There's another one which I studied.
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Deci, aici e una. Asta e o alta pe care am studiat-o.
01:46
Cars rarely appear on that third road.
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Masinile rareori apar pe aceasta a treia strada.
01:49
And so, the question is, what does that cost us?
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Si, intrebarea e, cat ne costa asta?
01:51
That intersection I looked at had about 3,000
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Aceasta intersectie la care m-am uitat, avea aproximativ 3.000
01:53
cars per day in each direction,
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de masini in fiecare zi in fiecare directie,
01:55
and so that's two ounces of gas to accelerate out of.
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deci asta inseamna 0,059 L de combustibili ca sa accelerezi sa treci de ea.
01:57
That's five cents each, and times 3,000 cars per day,
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Ceea ce inseamna 5 centi fiecare si inmultit cu 3.000 de masini pe zi,
01:59
that's $51,000 per year.
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e 51.000$ pe an.
02:02
That's just the gasoline cost. There is also pollution,
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Si acesta e doar costul benzinei. Dar exista si poluare,
02:04
wear on the car, and time.
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uzura masinii si timpul.
02:06
What's that time worth?
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Care e valoarea acelui timp?
02:08
Well, at 10 seconds per 3,000 cars,
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Ei bine, la 10 secunde/masina pentru 3.000 de masini,
02:10
that's 8.3 hours per day. The average wage in the U.S.
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inseamna 8,3 ore pe zi. In medie, venitul pe ora in SUA
02:12
is $20 an hour. That is 60,000 per year.
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e de 20$. Ceea ce inseamna 60.000$ pe an.
02:16
Add that together with the gas, and it's $112,000 per year,
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Adaugand asta la combusibili, da 112.000$ pe an
02:19
just for that sign in each direction.
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doar pentru acel semn in fiecare sens.
02:21
Discount that back to the present, at five percent:
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Aducand asta in prezent, la 5%:
02:23
over two million dollars
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peste doua milioane de dolari
02:26
for a stop sign, in each direction.
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pentru un semn de stop, in fiecare directie.
02:29
Now, if you look at what that adjacent property is worth,
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Acum, daca te uiti la cat valoreaza proprietatea adiacenta,
02:33
you could actually buy the property,
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ai putea, de fapt, sa o cumperi,
02:35
cut down the shrubbery to improve the sight line,
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sa tai boschetii pentru a imbunatati vizibilitatea,
02:38
and then sell it off again.
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si sa o vinzi din nou.
02:40
And you'd still come out ahead.
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Si tot ai avea beneficii.
02:42
So, it makes one wonder, "Why is it there?"
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Deci, te face sa te intrebi, "De ce e acolo?"
02:44
I mean, why is there that stop sign in each direction?
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Adica, de ce e acel semn de stop acolo pentru fiecare directie?
02:47
Because it is saving lives. So, is there a better way to accomplish that goal?
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Pentru ca salveaza vieti. Exista cumva un mod mai bun de a atinge acest obiectiv?
02:50
The answer is to enable cars
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Raspunsul e sa le ofere masinilor posiblitatea
02:52
to come in from that side road safely.
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sa vina de pe acea strada laterala in siguranta.
02:54
Because there are a lot of people who might live up there
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Deoarece exista o multime de oameni care ar putea trai acolo
02:56
and if they're waiting forever a long queue could form
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si daca asteapta mult, s-ar putea forma o coada lunga
02:58
because the cars aren't slowing down on the main road.
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pentru ca masinile nu incetinesc pe strada principala.
03:01
Can that be accomplished with existing signs?
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Poate fi asta obtinuta cu semnele actuale?
03:03
So, there is a long history of stop signs and yield signs.
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Deci, exista o istorie lunga a semnelor de stop si cedeaza trecerea.
03:06
Stop signs were invented in 1915,
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Semnele de stop au fost inventate in 1915.
03:08
yield signs in 1950. But that's all we got.
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Semnele de cedeaza trecerea in 1950. Dar asta-i tot ce avem.
03:11
So, why not use a yield sign?
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Deci, de ce sa nu folosim un semn de cedeaza trecerea?
03:13
Well the meaning of yield is: You must yield the right-of-way.
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Ei bine, cedeaza trecerea inseamna: trebuie sa cedezi dreptul la trecere.
03:16
That means that if there are five cars waiting, you have to wait
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Ceea ce inseamna ca daca exista cinci masini care asteapta, trebuie sa astepti
03:18
till they all go, then you go. It lacks the notion
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pana pleaca toate, ca sa treci si tu. Ii lipseste notiunea
03:20
of alternating, or taking turns,
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de alternare, sau trecere pe rand.
03:22
and it's always on the minor road,
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Si mereu strada secundara
03:24
allowing the major one to have primacy.
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da prioritate de trecere strazii principale.
03:26
So, it's hard to create a new meaning for the existing sign.
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Deci, e greu sa creezi un nou sens pentru semnele existente.
03:28
You couldn't suddenly tell everyone, "OK, remember
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Ai putea brusc sa le spui tuturor "Okay, va amintiti
03:30
what you used to do at yield signs? Now do something different."
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ce faceati la semnele de cedeaza trecerea? Acum faceti altceva."
03:32
That would not work.
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Asta nu ar functiona.
03:34
So, what the world needs now
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Deci, de ceea ce lumea are nevoie acum
03:36
is a new type of sign.
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e un nou tip de semn.
03:38
(Applause)
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(Aplauze)
03:42
So, you'd have a little instruction below it,
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Deci, ai avea o mica instructiune dedesubt,
03:45
you know, for those who didn't see the public service announcements.
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stii, pentru cei care nu vad anunturile serviciilor publice.
03:47
And it merges the stop sign and yield signs.
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Si combina semnele de stop si cedeaza trecerea.
03:50
It's kind of shaped like a T, as in taking turns.
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Are, cumva, forma literei T, care vine de la a trece pe rand.
03:52
And uncertainty results in caution.
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Si nesiguranta va duce la precautie.
03:55
When people come to an unfamiliar situation they don't know how to deal with
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Cand oamenii ajung intr-o situatie nefamiliara, cu care nu stiu cum sa se descurce,
03:57
they slow down.
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incetinesc.
03:59
So, now that you are all "Road Scholars" ...
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Deci, acum ca sunteti toti "Savanti de Sosea"
04:01
(Laughter)
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(Rasete)
04:02
don't wait for that sign to be adopted, these things don't change quickly.
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nu asteptati ca acel semn sa fie adoptat, aceste lucruri nu se schimba repede.
04:05
But you all are members of communities,
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Dar sunteti membri ai comunitatilor,
04:07
and you can exercise your community influence
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si va puteti exercita influenta in comunitate
04:09
to create more sensible traffic flows.
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sa creati un trafic mai fluent.
04:11
And you can have more impact on the environment
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Si puteti avea mai mult impact asupra mediului
04:13
just getting your neighborhood to change these things
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doar prin determinarea cartierul vostru sa schimbe aceste lucruri,
04:15
than by changing your vehicle. Thank you very much.
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decat prin schimbarea autovehiculului personal. Va multumesc foarte mult.
04:18
(Applause)
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(Aplauze)
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