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Bharpak, NepalGetting crops to a market is slow and difficult in the mountains
It can take over 6 hours on foot!!
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Bharpak, Nepal
Engineers have designed a GRAVITY ROPEWAY to make the journey easier…
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Bharpak, Nepal
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Bharpak, NepalThe journey now takes 10 minutes!!
And the villagers can sell more, fresher crops
=
The whole village is prospering!!
++ ++
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Let’s look at another example..
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Kibera slum, NairobiKibera is the largest slum in Africa
Half the residents are under 15Most live on £1 or £2 a day
Yuk!
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Kibera slum, NairobiChildren would have to cross this to get to school!
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Kibera slum, NairobiThis is where we need engineers!
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Kibera slum, Nairobi
The final bridge!!
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LET’S PLAY A GAME!
You’re going to build a bridge..
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Bridge buildingThere are several types of bridges
Suspension Bridge
Arch Bridge
Truss Bridge
Cable-Stayed Bridge
Rigid Frame Bridge
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Truss bridges
Why are they strong?
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Truss bridgesTriangles are seen in lots of structures:
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Your task..You are engineers who must build a bridge in Nicaragua
In the rainy season the river is impossible to pass
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Your task…Build a truss bridge to cross a 20cm gapThe bridge must support # kg
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Is the winning bridge…The one that held the most
Or that held the closest to # kg
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A real one..
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A community without roads does not have a way out
If we get transport we get everything else: a community centre, water, employment, post office, telephone..
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What can you do..?
Maybe one day you could be an engineer?
Ask us questions!!
Tell your parents and friends about what you learnt
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THANK YOU!
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Photo credits:
INFRASTRUCTURE:
WHY DO WE TRAVEL:Pills: Darren Hester on flickrPens: Kyoya on flickrPassport: chris.corwin on flickrMarket: dungodung on flickr
WHAT IF THERE WASN’T ALL THIS:Tap: julien_harneis on flickrWater container: khym54 on flickrSuitcase: nojich on flickr
IF THERE WASN’T ALL THIS WHAT WOULD YOU DO?
NEPAL:All from practical action except:Woman: calumur on flickrPackhorse: yodod on flickrBooks: Darren Hester on flickrWood: Ian BC North on flickrMedical supplies: Peter Baer on flickr
SRI LANKA:All from practical action except:Money: Esparta on flickrSchool girl: James & Vilija on flickrTractor ambulance: transaid images
KIBERA:All from Joe Mulligan
END:Guatemalan farmer: AIDG on flickrAfrican woman: RYTC on flickr
World: woodleywonderworks on flickr
WHAT MAKES A SUCCESFUL..Spanner: whiteforge on flickrBus: wikipediaBus driver: scion_cho on flickrZebra crossing: IMLVTimetable: Phil_Parker
Plane: wikipedia
Opening image: snarl on flickr
HOW DID YOU GET TO SCHOOL TODAY?:Camel: dhahi alsaeedi on flickrSkateboard: dannysullivan on flickrAmbulance: wikipediaHelicopter: wikipediaUnicycle: wikipediaBicycle: wikipediaSki: wikipediaCable car: wikipediaJet pack: wikipediaParachute: wikipedia
Weightlifter: Fonzie’s Cousin on flickrScales: diffendale on flickr