4104-CityHighPoint_MSWLF_partialResponsesto comment_FID1390646_20200228

1
Chao, Ming-tai
From:Pieter Scheer <[e-mail]>
Sent:Monday, March 02, 2020 8:08 AM
To:Chao, Ming-tai
Cc:Stanley, Sherri; Stone, Robby; Spencer, Mike; Scheer, Pieter
Subject:[External] City of High Point - Kersey Valley Landfill (Permit Nos. 41-04) - Request for Life of Site
Permit
Attachments:DWM Letter 2020-02-28 (HP Life of Site Request).pdf
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[e-mail] 

Ming: 

Please find attached a life of site permit request for the City of High Point’s Kersey Valley
Landfill. Just let us know if you have any questions or need any further information. 

Thanks. 

Pieter 

Pieter K. Scheer, P.E.
Vice President, Senior Engineer

SMITH + GARDNER

14 N. Boylan Avenue
Raleigh, NC 27603

P [phone]
F [phone]
C [phone] 
www.smithgardnerinc.com 

February 28, 2020

Mr. Ming-Tai Chao, P.E.
Environmental Engineer
NCDEQ - Division of Waste Management
1646 Mail Service Center
Raleigh, NC 27699-1646
[e-mail]

RE: City of High Point - Kersey Valley MSW Landfill (Permit No. 41-04)
Request for Life of Site Permit

Dear Mr. Chao:

On behalf of the City of High Point, Smith Gardner, Inc. (S+G) would like to submit this
request for issuance of a life-of-site solid waste permit for the City’s Kersey Valley Landfill
facility. Per 15A NCAC 13B.0207(c), the following information is provided (requirement listed
in italics):

(1) A specification of the life-of-site quantified in the site development or facility plan.

(2) Landfill capacity in years, projected for the life of the site.

(3) Average monthly disposal rates and estimated variances.

The gross capacity and anticipated life expectancy of all municipal solid waste
(MSW) landfill units were provided in the approved Facility and Engineering Plan
for the site1. Table 2.1 (Total Operating Capacity and Life Expectancy) from this
plan which includes this information is provided as an attachment.

Anticipated disposal rates and estimated variances were also noted in the
approved Facility and Engineering Plan for the site1. Monthly disposal rates may
vary by +/- 20% from month to month based on past history.

(4) A copy of the local government franchise agreement or approving resolution for
the life of the site.

A copy of the approving resolution from the local government approval for the
landfill is attached. Note that a more recent resolution (including future Area 3)
was also made in July 2019.

1 Smith Gardner, Inc. (2015), Facility and Engineering Plan (Phases 5A & 5B Detailed Design), Kersey
Valley MSW Landfill – Areas 1 & 2, July 2014, as revised through January 2015, approved by NCDEQ
Division of Waste Management on February 3, 2020.
DocuSign Envelope ID: AF294C7E-7E80-4CA5-8D5F-A1D2D935DE8E
Mr. Ming-Tai Chao, P.E.
February 28, 2020
Page 2 of 2
As you are aware, the City is working on completion of a Site Study for future Area 3 of the
landfill. Upon obtaining site suitability, the City plans to submit a permit to construct (PTC)
application for Area 3 (anticipated submittal in the third quarter of 2020), which will include
updated operations, closure and post-closure, and monitoring plans for the facility.

Please contact us at your earliest convenience if you should have any questions or comments
on this submittal or if you require additional information.

Sincerely,
SMITH GARDNER, INC.

Joan A. Smyth, P.G. Pieter K. Scheer, P.E.
Vice President, Senior Hydrogeologist Vice President, Senior Engineer
[e-mail] [e-mail]

Attachments: Table 2.1 from Facility and Engineering Plan
Local Government Approval Resolution (March 23, 2006)

cc: Sherri Stanley, NC DEQ DWM
Robby Stone, P.E., City of High Point
Mike Spencer, City of High Point
DocuSign Envelope ID: AF294C7E-7E80-4CA5-8D5F-A1D2D935DE8E
2/28/2020

Kersey Valley MSW Landfill - Areas 1 & 2 Facility and Engineering Plan
July 2014 (Revised: January 2015) 2.o Facility Report Page 12
Table 2.1 Total Operating Capacity and Life Expectancy
Landfill Unit Area
(Acres)
Gross Capacity
(CY)
Net (Waste)
Capacity (Tons)
Life Expectancy
(Years)1
Area 1:
Phases 1-3A (Used)
Phases 1-3A (Remaining)

39.1

3,211,267
181,779

2,034,414
33,370

-----
0.3

Area 2:
Phase 4 (Used)
Phase 4 (Remaining)

Phase 5A
Phase 5B (Note 2)

11.9
----

3.6
13.8

451,830
190,201

265,420
1,761,366

244,923
104,611

145,981
1,083,436

-----
0.9

1.3
9.4

Total (Lined): 68.4 6,061,863 3,646,735 11.9

Note:
1. Life expectancy for the active Phase 4 unit shown above is from 6/2/14. Life expectancies are
based on a disposal rate of 115,000 tons/year.
2. Gross capacity for Phase 5B includes volume of final cover for all of Area 2.

Table 2.2 General Earthwork Quantities
Landfill Unit Cut (CY) Fill (CY)
Area 2:
Phases 5A & 5B 332,157 80,766

Table 2.3 Soil Liner Quantities
Landfill Unit Required Volume (CY)1
Area 2 - Phase 5A 8,712
Area 2 - Phase 5B 33,396

Note:
1. The quantities shown above assume a thickness of 18 inches.

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