Permit Number:  S-03-053

Permit Type:  Construction/Operating -- Limestone Crushing Operation

• Final Permit S-03-053 -- Issuance Date: 9/18/03

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(AFS# 21-001-09016)

Permit Number:  S-06-054

Permit Type:  Minor, Construction/Operating -- Portable Limestone Crushing Operation

• Final Permit S-06-054 -- Issuance Date:  3/31/06

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(AFS# 21-001-00026)

Permit Number:  S-06-041

Permit Type:  Minor Source, Construction/Operating

• Final Permit S-06-041 -- Issuance Date:  6/23/06

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(AFS# 21-001-00025)

Permit Number:  S-06-318

Permit Type:  Minor Source, Construction/Operating

• Final Permit S-06-318 -- Issuance Date:  11/20/06

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(AFS# 21-001-00036) -- Columbia Asphalt Plant #2

Permit Number:  S-07-038

Permit Type:  Minor Source, Construction/Operating

• Final Permit S-07-038 -- Issuance Date:  3/1/07

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(AFS# 21-053-00005)

Permit Number:  S-07-107

Permit Type:  Minor Source, Construction/Operating

• Final Permit S-07-107 -- Issuance Date:  7/18/07