MarkWest Pioneer, L.L.C.

Original Volume No. 1

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Effective Date: 04/01/2009, Docket: RP09-321-000, Status: Effective

Original Sheet No. 162 Original Sheet No. 162

MARKWEST PIONEER, L.L.C.

FORM OF SERVICE AGREEMENT

RATE SCHEDULE FT-2

IN WITNESS WHEREOF, the Parties have caused this Agreement to be executed by their

respective duly authorized officers or other authorized persons, the day and year first

above written.

MARKWEST PIONEER, L.L.C.

By: ______________________________________

Printed Name: ____________________________

Title: ___________________________________

Executed: ___________________, ___________

(Date)

(NAME OF SHIPPER)

__________________________________________

By: ______________________________________

Printed Name: ____________________________

Title: ___________________________________

Executed: ___________________, ___________

(Date)