1. Water for 100.000 people -
a pilot project in Java, Indonesia
Günter Schmitt
Geodetic Institute
Prof. Dr.-Ing. Dr.-Ing. E.h. Günter Schmitt
KIT –the Cooperation of Research Center Karlsruhe and University Karlsruhe (TH) www.kit.edu

2. study area Gunung Kidul
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Geodetic Contributions to IWRM-Projects in Middle Java, Indonesia
Günter Schmitt

3. Gunung Sewu during the rainy season
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Geodetic Contributions to IWRM-Projects in Middle Java, Indonesia
Günter Schmitt

4. Gunung Sewu during the dry season
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Geodetic Contributions to IWRM-Projects in Middle Java, Indonesia
Günter Schmitt

5. dry season problems
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Geodetic Contributions to IWRM-Projects in Middle Java, Indonesia
Günter Schmitt

6. drinking water supply
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Geodetic Contributions to IWRM-Projects in Middle Java, Indonesia
Günter Schmitt

7. diesel generator at Gua Bribin
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Geodetic Contributions to IWRM-Projects in Middle Java, Indonesia
Günter Schmitt

8. underground river systems
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Geodetic Contributions to IWRM-Projects in Middle Java, Indonesia
Günter Schmitt

9. underground water potential
- cave impression -
river Bribin
natural lake
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Geodetic Contributions to IWRM-Projects in Middle Java, Indonesia
Günter Schmitt

10. water resources management
Variant 1: complete damming (schematic))
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Geodetic Contributions to IWRM-Projects in Middle Java, Indonesia
Günter Schmitt

11. water resources management
Variant 2: weir and wooden pressure pipeline)
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Geodetic Contributions to IWRM-Projects in Middle Java, Indonesia
Günter Schmitt

12. course of the cave Gua Bribin
key data : storage volume 400.000m / minimum flow 1.000l/s
potential water height ≥ 15m / continuous pumping 70l/s
supply of the population with 80l/day
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Geodetic Contributions to IWRM-Projects in Middle Java, Indonesia
Günter Schmitt

13. polygon measurement
65 points, 2 x 1,5 km length, Leica TCR1102, mean point error 3 cm,
relative break through ellipse 20x4 cm, nearly 100% humidity !!
shortest distance 4m in the cave entrance !!!
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Geodetic Contributions to IWRM-Projects in Middle Java, Indonesia
Günter Schmitt

14. measurement in the lake region
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Geodetic Contributions to IWRM-Projects in Middle Java, Indonesia
Günter Schmitt

15. vertical drilling machine „VSM 2500“
break-through of the shaft drilling :
december 2004 in 98,4m depth
break-through accuracy : 7cm !!!
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Geodetic Contributions to IWRM-Projects in Middle Java, Indonesia
Günter Schmitt

16. existing weir near the cave entrance
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Geodetic Contributions to IWRM-Projects in Middle Java, Indonesia
Günter Schmitt

17. microhydro power plant
concrete dam
shaft
gearbox
hydraulic
coupling
turbine
pump
(PAT)
stilling basin
generator
dewatering conduit
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Geodetic Contributions to IWRM-Projects in Middle Java, Indonesia
Günter Schmitt

18. dam construction site
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Geodetic Contributions to IWRM-Projects in Middle Java, Indonesia
Günter Schmitt

19. dam monitoring network
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Geodetic Contributions to IWRM-Projects in Middle Java, Indonesia
Günter Schmitt

20. test pumping
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Geodetic Contributions to IWRM-Projects in Middle Java, Indonesia
Günter Schmitt

21. IWRM basic conception
Water resources management/
Exploration of water Regenerative energies
resources
Water distribution /
Intermediate storage
2+2 Concept/
Capacity Building Estimation of techno-
logical development
effects
Break into new markets/
Appropriate Technologies Socio-economic
framework
Sustainability / Ecological and
Improvement of living
Improvement of living conditions
Participation microeconomic
conditions
validation
Protection of water resources / Sewage-/ waste treatment Drinking water quality
Sustainable Use backup
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Geodetic Contributions to IWRM-Projects in Middle Java, Indonesia
Günter Schmitt

22. IWRM objective – work packages
WP1
Exploration of water resources /
Water supply
WP6
WP2
Implementation / Transfer
Water resources management of Technology
• Water storage (Capacity-Building)
• Regenerative energies WP7
• Water supply methods
• Infrastructure planning Coordination /
GIS data
management
WP5
Socio-economic
analysis
WP3 WP4
Water distribution, Sewage- / waste treatment
Water treatment,
Water quality protection
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Geodetic Contributions to IWRM-Projects in Middle Java, Indonesia
Günter Schmitt

23. pressure pipeline system Gua Seropan
polygon : 40 points, 620m in the cave, Leica TCRP 1201, vertical profiles
stake out of the test drilling point with RTK-GPS
detailed cave surveying with TLS by Leica HDS 6000
reservoir
shaft with pipe to the reservoir
Pipeline to reservoir
hydroelectric power plant
existing weir pressure pipeline
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Geodetic Contributions to IWRM-Projects in Middle Java, Indonesia
Günter Schmitt

24. TLS measurements Gua Seropan
22 instrument positions, 350 m cave length, height difference 20 m,
cave breadth 3 – 15 m, cave height < 21 m, 4 days measurement,
scan resolution in 20 m distance 6x6 mm2
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Geodetic Contributions to IWRM-Projects in Middle Java, Indonesia
Günter Schmitt

25. TLS cross-section measurement
photo and TLS point cloud
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Geodetic Contributions to IWRM-Projects in Middle Java, Indonesia
Günter Schmitt

26. project related reference system
GPS-measurements :
2 Leica receivers GPS 1200
3 reference stations
10 reservoirs 2 x 1 h
data processssing :
Online-service CSRS-PPP
Leica GeoOffice
ITRF2005 / EGM08
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Geodetic Contributions to IWRM-Projects in Middle Java, Indonesia
Günter Schmitt

27. capacity building
teaching in GPS-applications
teaching in GPS-measurements
- Gadjah Mada University Yogyakarta, Geodetic Department
- Integration of students in project surveying
- independant support in data collection concerning the
local water supply and sewage systems
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Geodetic Contributions to IWRM-Projects in Middle Java, Indonesia
Günter Schmitt

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Geodetic Contributions to IWRM-Projects in Middle Java, Indonesia
Günter Schmitt

29. thank you for your attention !
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Geodetic Contributions to IWRM-Projects in Middle Java, Indonesia
Günter Schmitt