Title
GLWA-CS-277
Fourteen Mile Road PCCP Water Main Condition Assessment and Pilot Study Evaluation
Body
Agenda of: April 25, 2018
Item No.: 2018-692
Amount: $2,277,315.00
TO: The Honorable
Board of Directors
Great Lakes Water Authority
FROM: Sue F. McCormick
Chief Executive Officer
Great Lakes Water Authority
DATE: April 4, 2018
RE: Contract No. GLWA-CS-277
Fourteen Mile Road PCCP Water Main Condition Assessment and Pilot Study Evaluation
Vendor: Pure Technologies U.S., Inc.
MOTION
Upon recommendation of Cheryl Porter, Chief Operating Officer - Water and Field Services, the Board of Directors (Board) of the Great Lakes Water Authority (GLWA), authorizes the Chief Executive Officer (CEO) to enter into Contract No. GLWA-CS-277 "Fourteen Mile Road PCCP Water Main Condition Assessment and Pilot Study Evaluation" with Pure Technologies U.S., Inc., at a cost not to exceed $2,277,315.00 for a duration of eighteen (18) months; and authorizes the CEO to take such other action as may be necessary to accomplish the intent of this vote.
BACKGROUND
The GLWA has over 430 miles of prestressed concrete cylinder pipe (PCCP) installed throughout the system. Recent catastrophic failures have occurred over the last two years and include: (1) an 84-inch diameter transmission main near North Service Center, (2) a 48-inch diameter transmission main in Farmington Hills, and (3) a 48-inch diameter main in Livonia. The need to conduct evaluations of high consequence mains is clear. This innovative proposal will pilot the condition assessment, evaluation, and long-term monitoring of an 8-mile length of the 14 Mile Road transmission main between the Franklin and Haggerty Booster Pump Stations. This single main has no redundant looping, and the proposed Haggerty Loop to connect the Eight Mile Road transmission main and the Haggerty Booster Pump Station is in the design phase with a multi-year construction period.
JUSTIFICATION
The purpose of this pilot study wi...
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