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Published bySharyl Wilcox Modified over 9 years ago
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Florida Gas Transmission Mainline Hydrostatic Test From the Palmetto Expressway Interchange with Okeechobee Road to the Intersection of Milam Dairy Road with NW 64 th Street Miami-Dade County
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Who is Florida Gas Transmission (FGT)? Why is FGT testing? What is the test exactly? When will the test occur? Where will the test take place? How will the test be conducted? How will the test affect me? Today’s Outline
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Natural gas transmission company operating a 5,000 mile pipeline system along the Gulf Provide 65% of all the natural gas for power generation in Miami-Dade County 18” diameter Mainline serving South Florida Customers include: Electric utility companies Local distributors Industrial clients Florida Gas Transmission Company
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The U.S. Department of Transportation regulates all interstate pipelines Testing is federally mandated Best practice to confirm the safety and reliability of the pipeline Safety is our #1 priority Ensure continued superb client service Need for the Test
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Hydrostatic Test Remove the natural gas from the line Controlled release vents harmlessly into atmosphere LDC-service is continued on parallel loop system Test the integrity of the pipeline by filling the line with water Put the water under pressure for a fixed period of time Nature of the Test
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Hydrotesting the 18” Mainline system Standard, common pipeline test procedure Recent, successful 18” Mainline tests were completed in: Saint Lucie Palm Beach Began Miami-Dade testing February 2011 Background Martin Broward
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Public Awareness Campaign Project Process Begin Project Obtain Permits "Pig" Existing System Correct Any Anomalies Conduct Hydrotest End Project Prepare System for Testing
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Test window has tentatively been set: March 29 – April 26, 2012 Coordinated with FP&L and regulators Project Schedule
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Total Project Length = 2.2 miles Begin: W 39 th Street (NW 91 st Terrace) End: NW 64 th Street Generally follows 3 roadway alignments: Palmetto Expressway (SR 826) & W 20 th Ave Hialeah Expressway (SR 934) & NW 74 th St Milam Dairy Road (NW 72 nd Ave / SR 969) Hialeah, Medley, Miami-Dade County Project Location
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Project Limit N Project Location (con’t)
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Remove natural gas from the 18” Mainline Completed the week before the hydrotest Fill the line with water Pressurize the system Normal operating pressure is 722 PSI Test pressure is up to 1,444 PSI Relatively short duration (approx. 30 minutes) Reduce pressure to 1,108 PSI Maintain for 8 hours How the Test is Performed
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De-pressurize the line Drain the water from the system If any integrity issues are found: They are corrected as soon as possible The hydrotest is performed again Any re-testing will be performed as soon as possible, during the same hours Resume normal natural gas service How the Test is Performed (con’t)
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Safety is our #1 priority Performed extensive test preparations, including an inspection of the entire system Pipe anomalies will be repaired in advance of conducting the hydrotest For the duration of the high pressure test, as a safety consideration, we plan to isolate the pipeline route from people and traffic Safety During the Test
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Advance Preparations Make all key stakeholders aware Adjacent property owners Emergency service providers General driving public Announcements Flyers, newspaper, FL511, website, etc. Dynamic message signs 2 weeks in advance Conducting the Test
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Night of the Test Begin at midnight Close cross streets with barricades Law enforcement support Confirm all-clear for entire corridor Conduct hydrotest Reopen roadways at approximately 4:00 AM Conducting the Test (Con’t)
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General Utility Permit from the Florida Department of Transportation is in process Emergency responders will be able to cross as needed Officers will be stationed at major cross street detours Traffic Control During the Test
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Project Location – District 13
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Project Location – District 12
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Please visit our website: www.fgthydrotest.com Or contact FGT: Mr. Terry Coleman 2405 Lucien Way, Suite 200 Maitland, FL 32751 Toll Free – 800.381.1477 Office – 407.838.7054 Fax – 407.838.7052 Email – Terry.Coleman@sug.com For More Information
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FGT 18” Mainline Hydrotest Summary Federal mandate Testing with water Test window is tentatively March 29 – April 26, 2012 Midnight – 4:00 AM Road closures with law enforcement W 20 th Ave Hialeah Expwy & NW 74 th St Milam Dairy Rd (NW 72 nd Ave) Emergency vehicles can always cross Project Limit N
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Thank You
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