Bi-County: Overview
PROJECT LOCATION: Clarksville, TN

LF Owner: Bi-County Solid Waste Authority
Gas Rights: Bi-County Gas Producers, LLC

GCCS: The original GCCS consisted of 21 vertical wells and 2 clean-out ties ins was installed in May/June 2010. The 23 collection points connect to a lateral and header pipe system which utilizes two sumps to handle condensate removal. In January/February 2013, a GCCS expansion added 20 new gas wells and increased gas flows to north of 1100 scfm. The blower/flare station, equipped with a Siemens gas analyzer, venturi-style flow meters, thermocouples, pressure transmitters, and a digital chart recorder, became operational on October 7th, 2010.

Approx # of tones in Place: 2.8 million
Gas Flows (@50% CH4): 1100+ scfm
Carbon: Yes - Listed on CAR
End-Use Option(s): Power - 20yr PPA under TVA's Generation Partners Program for Engine 1; 20yr PPA with TVA for Engine 2

Project Description: BCGP has a long-term gas rights contract with the Bi-County Solid Waste Authority. The landfill began accepting waste in 1974 and is expected to remain open for another 40 years. A Caterpiller 3516A+ combustion engine was installed and became operational in late July, 2011. A second engine, a Caterpillar 3520C was installed and operational in December 2013. The GCCS was built by Enerdyne's construction arm, Advance One Development, LLC (A1), as a completely voluntary action. This Non-NSPS site is eligible for carbon credits and is registered under CAR's US Landfill Protocol 3.0 (CAR790).

POWER GENERATION
End User: Tennessee Valley Authority - Possible thanks to TVA's Generation Partners Program and Fort Loudoun Electric Cooperative.

Engine 1: Caterpillar 3516A+ - 1.0 MW
Engine Specs: Best Available Control Technology (BACT)
  - 16 Cylinders
- 4210 cubic inches
- 1434 HP
- 1500 RPM
- 50 Hz to 60 Hz Gear Box
- 0.6 Gram Lean Burn


Engine 2: Caterpillar 3520c - 1.953 MW
Engine Specs: Best Available Control Technology (BACT)
  - 20 Cylinders
- 1500 RPM
- 50 Hz to 60 Hz Gear Box

Press Releases:
The Leaf Chronicle: Gas Collection pays off at Montgomery County Landfill



PROJECT CONTACT:
email
bicounty@landfillgroup.com
  OTHER PROJECTS

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Bi-County
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