pa public utility commission 2020 pipeline safety seminar ...€¦ · phmsa overall leak summary...
TRANSCRIPT
Annual Data ReportB y C h r i s to p he r W h i t e a s h
PA Public Utility Commission
2020 Pipeline Safety Seminar
September 10TH 2020
Pipeline Safety Discussion Topics❖ Difference Between FL-1 Data & Annual Report Data
❖ Quick Look At Some Damage Prevention Data
❖ Hazardous Leaks Overview
❖ NTSB PE Recommendation – Review Of Operator Comments
❖ Update On The Rate Of Pipe Replacement
❖ Summary Of Plastic/Steel Failures
❖ Conclusion/Summary
https://primis.phmsa.dot.gov/comm/StatePages/Pennsylvania.htm
PHMSA Overall Leak Summary For All PA Gas Distribution Operators
Total Lines Hits Per 1,000 Tickets Received Per PHMSAAll PA Gas Distribution Operators
560 540 480 280 560 470 510
2.65
2.09 2.11 2.17 2.37 2.09 2.18 2.14
APPROXIMATELY 3,400 LINE HITS ELIMINATED SINCE 2012 BY PA GAS DISTRIBUTION OPERATORS!!!
Total Line Hits Per 1,000 Tickets Marked
8.1 8.2
7.57.2
5.75.5 5.6
4.3 4.4
3.83.4
3.13.3 3.4
2.4
3.1
2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019
Utility First Party Line Hits (2015-2019)
0
50
100
150
200
250
300
Company A Company B Company C Company D Company F Company E
2015 2016 2017 2018 2019
% Of Total Line Hits By Utility – 1st Party Hit
0%
10%
20%
30%
40%
50%
60%
Company A Company B Company C Company D Company F Company E
2015 2016 2017 2018 2019
Hazardous Leaks Repaired On Mains In 2019
279
617
167
246
905
432
0
100
200
300
400
500
600
700
800
900
1,000
Company A Company B Company C Company D Company F Company E
Hazardous Leaks Repaired On Services In 2019
351
913
296
422
1,144
727
0
200
400
600
800
1,000
1,200
1,400
Company A Company B Company C Company D Company F Company E
Total Hazardous Leaks Repaired In 2019
630
1,530
463
668
2,049
1,159
0
500
1,000
1,500
2,000
2,500
Company A Company B Company C Company D Company F Company E
Total Hazardous Leaks Repaired On Mains Per Year
4,582 3,965
2,783
2,539
3,009
2,590
0
500
1,000
1,500
2,000
2,500
3,000
3,500
4,000
4,500
5,000
2014 2015 2016 2017 2018 2019
Total Hazardous Leaks Repaired On Services Per Year
5,955
5,371
4,4764,124
4,621
3,853
0
1,000
2,000
3,000
4,000
5,000
6,000
7,000
2014 2015 2016 2017 2018 2019
Total Hazardous Leaks Repaired (2015-2019)
0
500
1,000
1,500
2,000
2,500
3,000
Company A Company B Company C Company D Company F Company E
2015 2016 2017 2018 2019
Summary of FL-1 Question Nos. 29 & 30
Large Operator Comments
Question 29 (Potential Impact)▪ Will Hinder Capital Improvements
▪ PE Pipeline Expertise Is Limited
▪ NTSB Request Is Broadly Based
▪ Promotes Delays/Costs/Insurance
Question 30 (Action Taken)▪ Emergency Work – No PE Clause
▪ Non-Critical Work – No PE Clause
▪ PE For All Other Work W/O Stamp
▪ Probing MOC/OQ & Other Processes For Improvements
Small Operator Comments
Question 29 (Potential Impact)▪ Small Customer Base
▪ Large Financial Impacts
▪ PE Shortage With Gas Experience
▪ Unneeded NTSB Recommendation
Question 30 (Action Taken)▪ None – Otherwise Out Of Business
▪ Educate Staff On Lessons Learned
▪ Minimal Infrastructure/Unjustified
▪ Probing MOC/OQ & Other Processes For Improvements
Miles of Pipe Material RemainingEnd of 2019
0
500
1,000
1,500
2,000
2,500
3,000
Company A Company B Company C Company D Company E Company F
UP Bare UP Coated CP Bare
CI/WI Ductile Iron
Miles of Pipe Material RemainingEnd of 2019
0
500
1,000
1,500
2,000
2,500
3,000
Company A Company B Company C Company D Company E Company F
UP Bare UP Coated CP Bare
CI/WI Ductile Iron
Miles of Cast Iron/Wrought Iron Remaining(2015-2019)
0
200
400
600
800
1,000
1,200
1,400
1,600
Company A Company B Company C Company D Company E Company F
2015 2016 2017 2018 2019
Miles of Cast/Wrought Iron RemainingEnd of 2019
80137
69
539
1,306
242
0
200
400
600
800
1000
1200
1400
Company A Company B Company C Company D Company E Company F
Miles Of Bare Steel Remaining (2015-2019)
0
500
1,000
1,500
2,000
2,500
3,000
3,500
Company A Company B Company C Company D Company E Company F
2015 2016 2017 2018 2019
Total Miles Of Main Replaced Per Year
312.1 314.6348.2 355.5
437.3
2015 2016 2017 2018 2019
81.8 Miles – [2019 – 2018]
7.3 Miles – [2018 -2017]
33.6 Miles – [2017 – 2016]
2.5 Miles – [2016 -2015]
Total Miles Of Remaining Cast Iron & Wrought Iron2015 - 2019
2,884 2,772 2,634 2,506 2,382
0
500
1,000
1,500
2,000
2,500
3,000
3,500
2015 2016 2017 2018 2019
Total Miles Of Remaining Bare Steel 2015 - 2019
6 , 2 7 7 6 , 0 6 3 5 , 8 4 5 5 , 5 6 5 5 , 2 6 9
0
1,000
2,000
3,000
4,000
5,000
6,000
7,000
2015 2016 2017 2018 2019
0
200
400
600
800
1,000
1,200
1,400
1,600
Company A Company B Company C Company D Company E Company F
929
385
245
886
1,568
627
Plastic Service Failures [90.6%]
Plastic Main Failures [9.4%]
778 Unknown Plastic Failures [15.2%]
Plastic Failures At Services & Mains (2018-2019)
0
10
20
30
40
50
Company A Company B Company C Company D Company E Company F
28.7
22.9
5.5
20.7
44.1
11.9
Plastic Failures For Every 10,000Plastic Service Lines
Number Of Plastic Service Failures For Every 10,000 Plastic Service Lines (2018-2019)
Largest 10 Plastic/Steel Failures By Manufacturer On Mains & Services [2018-2019]
Manufacturer Mains Manufacturer ServicesAldyl A 146 Kerotest Valve 2,311
GF Central Plastics 94 UNKNOWN 696
UNKNOWN 75 Aldyla A 138
Plexo 74 Plexo 127
Dresser 13 Perfection 92
EXTRON 12 Dresser 78
Friatec 8 GF Central Plastics 71
AMP 6 Handley 62
Drisco 5 Normac 54
Performance Pipe 5 Continental 33
Inside Meter Sets2015 - 2019
919,788
896,346
886,815
859,861
843,141
800,000
820,000
840,000
860,000
880,000
900,000
920,000
940,000
2015 2016 2017 2018 2019
SUMMARY
• Addressed Specific FL-1/Annual Report Variations
• Summarized Core FL-1 Data To Include:• Damage Prevention
• Hazardous Leaks
• Pipe Replacement
• Plastic/Steel Failures
• Inside Meter Sets
• Reviewed PE Recommendations & How Pipes ACT 2020 May Be Effected
• Explored Distinct Avenues To Describe How The Data & Information Presented Today May Effect Pipeline Safety