engineers without borders las cruces, guatemala flood assessment trip
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Las Cruces , Guatemala Assessment TripLas Cruces Flood Mitigation Project
Las Cruces, Guatemala ,Assessment TripEngineers Without Borders
Flood Assessment and Mitigation Projectg j
Las Cruces, Guatemala Assessment TripEngineers Without Borders Flood Assessment and Mitigation Project
Engineers Without Borders (EWB)• From a backyard conversation to 12,000
b ld idmembers worldwide
• EWB mission statement
• Chicagoland projects
L C G l Fl d A• Las Cruces, Guatemala Flood Assessment
Changing our World One Community at a TimeChicago Professional ChapterChicago Professional Chapter
Las Cruces, Guatemala Assessment TripEngineers Without Borders Flood Assessment and Mitigation Project
Concern America, Local Partner
In Las Cruces since 1994 with a focus on:
• Healthcare clinics
T i i f ill h l h• Training of villagers as health promoters
Approached EWB in 2008, f ll i fl d ifollowing a severe flood in Las Cruces
Las Cruces, Guatemala Assessment TripEngineers Without Borders Flood Assessment and Mitigation Project
Las Cruces GuatemalaLas Cruces, GuatemalaPopulation Apx.17,500
2,800 families2,800 families• Ladinos • Qeqchi • Mam• Mam• Kaqchike
P i il A i lt l &Primarily Agricultural & Ranching Jobs
• PeanutsPeanuts • Sesame
seeds • Papayasp y• Cattle
Las Cruces, Guatemala Assessment TripEngineers Without Borders Flood Assessment and Mitigation Project
LasDrainage Ditch
Las Cruces
Main Road
Cavern Entrance
“El Tragante”
Las Cruces, Guatemala Assessment TripEngineers Without Borders Flood Assessment and Mitigation Project
October 2008October 2008Tropical
depressiondepression
produced 18 days of intense rainfall
Las Cruces, Guatemala Assessment TripEngineers Without Borders Flood Assessment and Mitigation Project
7,000 residents were
displaced for a month
Las Cruces, Guatemala Assessment TripEngineers Without Borders Flood Assessment and Mitigation Project
Flood depths over 10 ft occurred inundatingoccurred, inundating homes up to their roofs
Las Cruces, Guatemala Assessment TripEngineers Without Borders Flood Assessment and Mitigation Project
Before During
Las Cruces, Guatemala Assessment TripEngineers Without Borders Flood Assessment and Mitigation Project
Only one well out of 10out of 10
tested did not contain e colicontain e. coli
Las Cruces, Guatemala Assessment TripEngineers Without Borders Flood Assessment and Mitigation Project
Framework for a SolutionFramework for a Solution
Las Cruces, Guatemala Assessment TripEngineers Without Borders Flood Assessment and Mitigation Project
M t I t t?Most Important?
l lMaintain a local perspective.
Las Cruces, Guatemala Assessment TripEngineers Without Borders Flood Assessment and Mitigation Project
Las Cruces, Guatemala Assessment TripEngineers Without Borders Flood Assessment and Mitigation Project
Las Cruces, Guatemala Assessment TripEngineers Without Borders Flood Assessment and Mitigation Project
Las Cruces, Guatemala Assessment TripEngineers Without Borders Flood Assessment and Mitigation Project
Las Cruces, Guatemala Assessment TripEngineers Without Borders Flood Assessment and Mitigation Project
• NASA / USGS Shuttle Radar Topography Mission (SRTM)• Aerial and satellite photography • Land cover• Digital Elevation Models (DEMs)
• NASA Tropical Rainfall Measuring Mission (TRMM)
Land cover
• Watersheds
• Tropical 3 hr rainfall (2.5 miles gridded)
• Guatemala Instituto Nacional Sismologia• Monthly rainfall totals (30 miles away)
• Isohyetal maps (regional)
• UN Food and Agricultural Organization
• Soils
• USGS Caribbean Water Science Center
• Inter‐American Bio‐diversity Information Networky
• Google Earth
Las Cruces, Guatemala Assessment TripEngineers Without Borders Flood Assessment and Mitigation Project
800
Rainfall (mm)
45%of the Average
600
700 Total Annual Rainfall
i 18 d
500
600 in18 days
400
200
300
100
0
1990 1992 1994 1996 1998 2000 2002 2004 2006 2008 2010
Las Cruces, Guatemala Assessment TripEngineers Without Borders Flood Assessment and Mitigation Project
3030 yrs
Las Cruces, Guatemala Assessment TripEngineers Without Borders Flood Assessment and Mitigation Project
Las
66 i
Las Cruces 66 sq‐mi
Las Cruces, Guatemala Assessment TripEngineers Without Borders Flood Assessment and Mitigation Project
Las Cruces, Guatemala Assessment TripEngineers Without Borders Flood Assessment and Mitigation Project
LLow Spot “Outlet”p
Las Cruces, Guatemala Assessment TripEngineers Without Borders Flood Assessment and Mitigation Project
Las Cruces, Guatemala Assessment TripEngineers Without Borders Flood Assessment and Mitigation Project
Las Cruces, Guatemala Assessment TripEngineers Without Borders Flood Assessment and Mitigation Project
Las Cruces, Guatemala Assessment TripEngineers Without Borders Flood Assessment and Mitigation Project
Las Cruces, Guatemala Assessment TripEngineers Without Borders Flood Assessment and Mitigation Project
Framework for a Solution• Understand the Problem
Was this an extreme event?• Was this an extreme event?
• What’s a typical event?
What event significantly impacts the community?• What event significantly impacts the community?
• Understand the Constraints• Limited engineering alternatives
L k f f di• Lack of funding
• Lack of Resources
Hi t i it i• Historic community issues
• Lack of national support
Las Cruces, Guatemala Assessment TripEngineers Without Borders Flood Assessment and Mitigation Project
Main R dRoad
Las Cruces, Guatemala Assessment TripEngineers Without Borders Flood Assessment and Mitigation Project
What’s Next?• Project report (March)
• Fund‐raising
Addi i l• Additional survey
• Final design plans and specificationsFinal design, plans and specifications
• Implementation?
Las Cruces, Guatemala Assessment TripEngineers Without Borders Flood Assessment and Mitigation Project
Changing our World One Community at a TimeChicago Professional Chapter
David Kendall dkendall@entran.us Lee von Gynz-Guethle lee.vongynzguethle@aecom.com
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