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HomeMy WebLinkAbout20100040 Ver 5_Triage Comments_20110725Use this form instead of writing inside the folder DWQ# Triaged By: Reviewer 1 Reviewer 2 Reviewer 3 Triage Comment Sheet 'S, 71/11 l Date: ?' ,,;, , .G Date: 1 i`1l1 Date: ? Issue Project (Reviewer 1) ? Issue Project (Reviewer 2) Issue with conditions (Reviewer 1) Issue with conditions (Reviewe//r/2) Z, f ? More Information (Reviewer 1) ? More Information (Reviewer 2) ? Return Application (Reviewer 1) ? Return Application (Reviewer 2) ? Send to Regions (Reviewer 1) ? Send to Regions (Reviewer 2) SATriage FormsUriage Issue Sheet.doc PLEASE PRINT CLEARLY k Chapman, Amy From: Richmond, Martin Sent: Monday, July 25, 2011 5:06 PM To: Smith, Danny; Chapman, Amy Cc: Pageau, Karyn; Valentine, Thad Subject: FW: Talecris--North Pond Sediment Removal Danny/Amy - please read through and let me know if you have questions, comments. We are considering the check dam in the stream, which is basically replacing the old dam and installed to retain sediment during the draining of the pond, to be dam maintenance until the channel reforms and the buffer is re-established. From: Auge, David [mailto:david.auge@talecris.com] Sent: Monday, July 25, 20114:59 PM To: Richmond, Martin Cc: Michael Hall; Ginny Ferrara Subject: FW: Talecris--North Pond Sediment Removal Martin, Thanks for reviewing our situation. As discussed during today's phone conversation, the silt buildup in the north pond has caused stormwater permit violations during recent testing. Talecris (now Grifols) requests to remove the sediment in the newly formed stream bed to alleviate the problem. As I understand from our discussion, since we are still in the construction/maintenance phase, removal of the sediment and improvement of the BMP is within the normal scope of what is expected. A description of the steps and our concern about how to reach the excessive silt is explained in the e-mail below sent to James Lastinger of the Corp of Engineers. Our intent is to remove the check dam and the accumulation of liquefied sediment behind it, and then backfill with native soil, as necessary, to maintain the current channel. This fill will be tapered into the existing grade and seeded to prevent downcutting and erosion of the banks. We would like to begin this work as soon as possible. Please let us know if this approach is acceptable to you. I am available in the office if you have additional questions or comments. Thanks again for your assistance. David D. Auge Manager, Environmental, Safety and Security Grifols, Inc. 8368 US 70 Business West Clayton, NC 27520 Phone: (919) 359-4375 Cell: (919) 270-6913 Fax: (919) 359-5851 david.auge@talecris.com Please consider your environmental responsibility before printing this e-mail "Attitude is the difference between Ordeal and Adventure. " From: Michael Hall [mailto:Michael. Hall@obg.com] Sent: Friday, July 22, 2011 11:13 AM To: james.c.lastinger@usace.army.mil Cc: Ginny Ferrara; Auge, David Subject: Talecris--North Pond Sediment Removal James: Good morning. Thank you for taking the time to talk with me this morning. After my discussion with you, I spoke with David Auge at Talecris, Ginny Ferrara, one of our construction managers, and the contractor that will remove the sediment. Our assessment is that we cannot, without causing considerable impact, access the check dam and sediment accumulation with matting and a backhoe. Our recommendation is to use a long-reach track hoe. With this equipment, we can access a more limited area of the former pond bed, and reach across the rest of the area with the arm on the track hoe. This is consistent with the intent of the approach you recommended, insofar as it minimizes the impact to the potential wetlands area. The intent is to remove the check dam and the accumulation of liquefied sediment behind it, and then backfill with native soil, as necessary, to maintain the current channel. This fill will be tapered into the existing grade and seeded to prevent downcutting and erosion of the banks. It is Talecris's intent to begin this work as soon as possible. Please let us know if this approach is acceptable to you without a permit. I am available in the office if you have additional questions or comments. Thanks again for your assistance with this. Mike an EYORI EN G GERE Michael Hall, PG O'BRIEN & GERE 1 „art, i0?`I ri?(1? ., michael,hall@obg.com www.obg.com _ This email, including any attachment(s) to it, is confidential and intended solely for the use of the individual or entity to which it is addressed. If you have received this email in error, please notify the sender. Note that any views or opinions presented in this email are solely those of the author and do not represent those of O'Brien & Gere. O'Brien & Gere does not accept liability for any damage caused by any virus transmitted by this email. The recipient should check this email and any attachments for the presence of viruses. NOTICE: This email (including any attachments) may contain information that is confidential, legally privileged or exempt from disclosure. The information is intended for the sole use of the intended recipient. If you are not the intended recipient, the dissemination, distribution, or copying of this information is strictly prohibited. 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