presentation for a project

Proposal to install terrace structures to reduce the affects of landslides in

Codo, East Timor

Luke Ingham s113676 (Design and Researcher) Lorraine Hook s263266 (Coordinator and Researcher)

Codo, East Timor

Via Yahoo MapsVia Yahoo Maps

Codo, East TimorCodo, East Timor

http://maps.yahoo.com/#/map/?lat=-8.646195681181906&lon=126.5309143066462&t=h&bb=-8.293034610795043%2C126.01249694824219%2C-8.9990260536 57786%2C127.04795837402344

Risk!

The Assessment and Capacities Report – Landslide Hazard http://geo.acaps.org/docs/446

Considerations Sustainability and feasibility of our design

Cultural considerations Environmental factors

Technical aspects Investment – what will it cost

Image: Codo, East Timor – EWB.og.au http://www.ewb.org.au/explore/initiatives/ewbchallenge/ptl

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Examples of what has occurred

Damage by erosion

Image EWB.org.au

Design Functions

• Stand up to monsoonal rains • Cost effective to install • Use locally sourced material and labour • Easy to maintain • Simple design – Simple application

Bamboo Terrace Design

Existing grade

Image: Luke Ingham

Constructing in Codo, East Timor

Bamboo Tools needed for this project

• Shovels - $7.50US each • Wheel burrows - $45US each • Hand Saw - $8.00US each • Hammers - $6.00US each • Bamboo 100mm/6m length

- $3US per length 1m high step will cost about $5.5US per lineal meter

Image: Bamboo http://

www.bamboo4u.com/Bamboo%20Photos/Bambusa%20eutuldoides%20viridi-vittata/Bambusa%20eutuldoides%20viridi-vittata%20and%20Heron%207- 26-09.jpg

Gabion stone baskets

http://www.gabion1.com.au/woven%20gabions.jpg

Stone pitching

http://www.satoengineering.com/wp-content/uploads/2012/07/23-455x300.jpg

Decision matrix Design Goal Cost Materials ease of construction

Repairs Maintenance

Weighting factors 90 80 80 60 Total

Alternatives Rating Score Rating Score Rating Score Rating Score

Gabion stone baskets

2 180 3 240 3 240 8 480 1140

Stone pitching 2 180 2 160 4 320 9 540 1200

Bamboo Terracing

6 540 8 640 6 480 4 240 1900

Weighting factors 0 – 30 Optional

31 – 70 Important 71 – 100 Essential

Building a prototype • Building a prototype

allowed us to appreciate how the design would work in the field.

• We learnt much more from constructing the model.

• We learnt where it could fail.

Building a prototype Construction of the shell

Building a prototype Soil and main support structures

Building a prototype Terracing in place

Building a prototype Example of terraced and landslide

Building a prototype Side view

Re cap

• Sustainability • Cultural • Environmental • Technical • Cost

Image: Colin Trainor, Terraced rice near Luro Village, Luro Subdistrict, Lautem, Timor Leste, http

://www.panoramio.com/photo_explorer#view=photo&position=702&with_photo_id=80145 958&order=date_desc&user=3662610

In closing …

Image: Machu Picchu via World Wondering http://www.nevworldwonders.com/2013/10/preview-machu-picchu.html

References Credit

Luke Ingham Design and Researcher

Lorraine Hook Coordinator and Researcher

Reference Yahoo Maps , Yahoo.com, viewed 2 February 2014, http://maps.yahoo.com/#/map/?lat=-8.646195681181906&lon=126 .53091430664062&t=h&bb=-8.293034610795043%2C126.01249694 824219%2C-8.999026053657786%2C127.04795837402344 The Assessment Capacities Project (ACAPS) 2012, viewed 2 February 2014, http://geo.acaps.org/docs/446 Engineers Without Boarders Institute, Plan - Timor Leste viewed 2 February 2014, http://www.ewb.org.au/explore/initiatives/ewbchallenge/ptl Image EWB.org.au Diagram: Luke Ingham Bambook 4U, via Google Images, viewed 2 February 2014, http://www.bamboo4u.com/Bamboo%20Photos/Bambusa%20eutul doides%20viridi-vittata/Bambusa%20eutuldoides%20viridi-vittata% 20and%20Heron%207-26-09.jpg Photo Colin Trainor, Terraced rice near Luro Village, Luro Subdistrict, Lautem, Timor Leste, via google maps, Pan ramio, viewed 2 February 2014, http://www.panoramio.com/photo_explorer#view=photo&position =702&with_photo_id=80145958&order=date_desc&user=3662610 Image: Machu Picchu via World Wondering, viewed 2 February 2014 http://www.nevworldwonders.com/2013/10/preview-machu-picchu .html http://www.gabion1.com.au/woven%20gabions.jpg http://www.satoengineering.com/wp-content/uploads/2012/07/23- 455x300.jpg