Bavarian State Ministry of the Environment, Public Health and Consumer Protection Esperienza in...

Bavarian State Ministry of the Environment, Public Health and Consumer Protection

Esperienza in Baviera

Management of Mineral Waste

Dr. Wolfgang Berger

DALL´ EMERGENZA DELLE BONIFICHE AD UNA GESTIONE CONSAPEVOLE DEL TERRITORIO TRENTO 3- 4 LUGLIO 2008

DALL´ EMERGENZA DELLE BONIFICHE AD UNA GESTIONE CONSAPEVOLE DEL TERRITORIO, TRENTO, 3- 4 LUGLIO 2008


slide: 2

What is the problem ?

Waste Management in the past and today ...

..too many people, making too many problems !!!!



slide: 3

Quelle:BayLfStaD 2006

Mineral Waste 2004: 38,2 Mio. Mg (2002: 42,5 Mio. Mg)

19,2%

7,5%

12,5%6,4%

54,3%

Filling Mines Recycling

Public Recultivation

Dumpsite

Other Use



slide: 4

§§§§§§§§

§§§§§§

Government

Business Community

Environmental Pact

- committed itself

- Law and Regulation



slide: 5

Regulation in Bavaria

LAGA M20 (1998) MainCharacterisation ofMineral Waste

Guideline for Recycling Material in Technical Buildings

Filling Guideline forPits, Mines & Quarries



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Filling Guideline forPits, Mines & Quarries

(last change Dec 2005)



Raw Material / Filling Materialin Bavaria 2005

0

20

40

60

80

100

120

140

Filling Material

Mio

. M

g

ca. 45 Mio.

dry

ca. 35 Mio.

Raw Material

ca. 45 Mio.

wet

Quelle: STMWIVT / BIV

stonesca.

80 Mio.

??? gravel and sand

mining Material20 Mio.

strangely Material 15 Mio.

8 Mio.



slide: 8

Munich Detritus PlanePore aquifers

Detritus Area andRiver Valley Filling

Bavarian Groundwater Landscapes



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minimum distance to groundwater

evaluation by water management

hydrogeological evaluation of remaining surface layers

Categorywet

A

B

C

Characterisation of Pits, Mines & Quarries is the basis for the Permission given by the District Offices



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A

Z-0

B C 1

Z-1.1 Z-1.1

Z-1.2 Z-1.2

C 2

Z-2 Z-2Local Condition of Pits

2 m

+ 2

m

2 m

+ 1

m

3 m

+

5 m

8 m

artificial layernatural basement



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Main Content of the Guideline Definition of Filling Material

- soil- building debris ( Bauschutt)- track ballast (Gleisschotter )

Standard Measurements (allocation values )- solid contents (soil protection)- Eluatvalues (groundwater protection)



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Allocation values (Eluat) Parameter

Z 01) Z 1.11) Z 1.2 Z 2

pH-Wert 6,5-9 6,5-9 6-12 5,5-12

el. Leitf.2) µS/cm 500 500/20002) 1.000/25002) 1.500/30002)

Chlorid2) mg/l 10 10/1252) 20/1252) 30/1502)

Sulfat2) mg/l 50 50/2502) 100/3002) 150/6002)

Cyanid (ges.) µg/l 10 10 50 1003)

Phenolindex4) µg/l 10 10 50 100

Arsen µg/l 10 10 40 60

Blei µg/l 20 25 100 200

Cadmium µg/l 2 2 5 10

Chrom (ges.) 2)5) µg/l 15 30/502) 75 150

Kupfer µg/l 50 50 150 300

Nickel µg/l 40 50 150 200

Quecksilber 2)6) µg/l 0,2 0,2/0,52) 1 2

Zink µg/l 100 100 300 600



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Allocation values (solid contents)

Z 0 1) 2)

Parameter

in

Sand Lehm / Schluff

Ton

Z 1.1 Z 1.2 Z 2

EOX mg/kg 1 1 1 3 10 15 Mineralölkoh-lenwas-serstoffe

mg/kg 100 100 100 300 500 1000

PAK n. EPA mg/kg 33) 33) 33) 53) 154) 204)

PCB (Kon-genere nach DIN 51527)

mg/kg 0,05 0,05 0,05 0,1 0,5 1

Arsen mg/kg 20 20 20 30 50 150

Blei mg/kg 40 705) 1005) 140 300 1000

Cadmium mg/kg 0,4 15) 1,55) 2 3 10

Chrom (ges.) mg/kg 30 60 100 120 200 600

Kupfer mg/kg 20 40 60 80 200 600

Nickel mg/kg 15 505) 705) 100 200 600

Quecksilber mg/kg 0,1 0,5 1 1 3 10

Zink mg/kg 60 1505) 2005) 300 500 1500 Cyanide (ges.)

mg/kg 1 1 1 10 30 100



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Safety System - input controlling and documentation

by the owner (e.g. where does the material come from,groundwater monitoring)

- Independent Supervisor (system controlling and material investigation)

Main Content of the Guideline



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Supervisor

(independent)

Owner of the Mine

District Office

State Office of Water Management

- Managementsystem

- Input-Controlling

- Documentaion

- gw-Monitoring

Report (one/a)

tGewA

Controllingsystem



State Ministry of the Environment, Public Health and Consumer Protection

Bavarian Environment Agency

Regional Governments (7)

71 District Offices and 25 Corporate Towns

96 Expert Office

State Office of Water Management (17)

Organisation of Bavarian Administration

Advanced level

Intermediate level

Lower level

Federal Government



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The Federal Government of Germany is working on a new Law regarding

the„Utilization of Mineral Waste“

and „Filling Regulation for Pits, Mines &

Quarries“



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Seep-strain

remaining surface layers a) favorably b) unfavorably

(only) Eluat- Values in connection with installation type

1 m

insignificance-swells of groundwater

Bases Concept for new Allocation Values


The new Regulation will be a simpel concept for the

Utilization of Mineral Waste



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Tanti saluti dalla Baviera, la terra dell'acqua!!

au

s “W

ass

erl

an

d B

aye

rn”,

StM

UG

V 1

99

9



slide: 21



slide: 22

ErsatzbaustoffV (Artikel 1)• Definition Bauwerke und mineralischen Materialien

• Probenahme LAGA PN 98 bzw. DIN EN 932-1

• Säulenschnelltest oder Schütteleluat (W-/F 2:1 oder 10:1)

• Qualitätssicherungdurch Eigen- und Fremdüberwachung

• Bewertung von Materialien über Eluatwerte Feststoffwerte sollen entfallen

• Einbautabellen für die Stoffströmekombinieren technische Einbauweisen und Standortverhältnisse



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Materialwerte (Entwurf Anhang 1-1)Bezug ist nach DIN 19528 (Säulenschnelltest bis WF =

2)



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ParameterDimensio

nRecycling-Baustoffe

RC 1 RC 2 RC 3 Eluat ph-Wert 7 - 12,5 7 - 12,5 7 - 12,5 el. Leitf. µS/cm 2.000 2.500 10.000 Chlorid mg/L Sulfat 1) mg/L 200 (350) 350 (700) 1.400 Phenole µg/L MKW µg/L PAK 2) µg/L 3 4,5 15 Antimon µg/L Arsen µg/L Blei µg/L Cadmium µg/L Chrom (ges) µg/L 50 60 100 Kupfer µg/L 40 70 100 Molybdän µg/L Nickel µg/L Quecksilber µg/L Vanadium µg/L 30 50 100

Materialwerte: Beispiel „RC-Baustoffe“



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Einbautabelle Ersatzbaustoff RC 3Einbauweise Eigenschaft der Grundwasserdeckschicht

Außerhalb von Wasserschutzgebieten

Innerhalb von Wasserschutzgebieten

ungüstig günstig günstig

SandLehm/Schluff

WSG III A

HSG III

WSG III B

HSG IVWasservor-ranggebiete

1 2 3 4 5 6

Decke bitumen- oder hydraulisch gebunden

+ + + A A A

Tragschicht bitumengebunden + + + A A A

Unterbau unter Fundament-/Bodenplatten

+ + + + + +

...

Dämme gem. Bauweisen n. Anhang + + + - U +

Hinterfüllung von Bauwerken analog Bauweisen n. Anhang

+ + + - U +

Schutzwälle gem. Bauweisen n. Anhang

+ + + - U +

Verfüllung von Baugruben unter Pflaster

- - - - - -

Hinterfüllung von Bauwerken im Böschungsbereich unter kulturfähigen Boden

- - - - - -

Entwurf zu Anhang 2-2



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Materialbeprobung und dann welches Material wohin !

GFS

Transportbetrachtung

Ort d. Beurteilung

Vorsorge



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Bavarian State Ministry of the Environment, Public Health and Consumer Protection Esperienza in...

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