SSTB Pre-Conference Workshop: Key Elements of Subsea Tiebacks

Starts: Tue, Mar 1, 2022 9:00 AM CST
Ends: Tue, Mar 1, 2022 4:30 PM CST
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Subsea Tieback Forum & Exhibition 2022
The Society for Underwater Technology in the U.S. (SUT-US) in collaboration with Subsea Tieback Forum & Exhibition 2022, are hosting the SUT Pre-Conference Workshop "Key Elements of Subsea Tiebacks." on Tuesday March 1st, 2022 in Galveston, Texas at the Moody Gardens Hotel & Convention Center.

This one-day workshop aims to educate offshore professionals on the key elements of subsea tiebacks – subsea, umbilicals, risers, flowlines (SURF).

For registered professional engineers, this course counts for 6 professional development hours.

Registration fees: 
$500 if registered by February 4, 2022; $600 thereafter.

Registration Instructions

There are two ways to register for this workshop:

  1. ONLINE: Click here
  2. E-MAIL: Send registration inquiries to

Anyone attending the SUT Workshop will need to first register for the conference/exhibition. If registering online, add the SUT Pre-Conference Workshop on the “Additional Events Items” section.

If you have already registered for the conference and would like to add the event, simply log-in and select “Purchase Events/Items” from the left-hand column and proceed with selecting and purchasing the workshop.


9:00am - 9:30am: Check-In & Breakfast
9:30am - 9:35am: Introduction
Don - Schlater - SUT-US Treasurer
9:35am - 11:00am: Session 1: Setting the Scene
Karl Schnakenburg – Subsea Engineering Advisor, BHP
· Journey into Deepwater · Example Layouts · Subsea Tiebacks
· Subsea Developments · Key Components
11:00am – 11:15am: Morning Break
11:15am – 12:45am: Session 2: Flowline Tie-Ins, Offshore Flowlines and Pipelines, Subsea Production Control Umbilicals
Chuck Horn, V.P. Projects, Linear Motion Technology

Overview of how a subsea system is tied-in to it’s host facility, and the pipeline going to the shoreline.
· Flowline Tie-ins · Offshore Flowlines & Pipelines
· Subsea Production Control Umbilicals  
12:45am – 1:45pm: Lunch
1:45pm – 3:00pm: Session 3: Subsea Elements
Christopher Curran, Senior Consultant, CJC Enterprises LLC
· System Considerations · Subsea Completions · Control Systems
· Manifolds & Tie-In Systems    
3:00pm – 3:15pm: Afternoon Break
3:15pm – 4:15pm: Session 4: Production Handling Agreements
William “Butch” Taggart, Owner, Taggart Engineering

This presentation covers Production Handling Agreements for subsea tiebacks, explaining what a PHA is, how it benefits the subsea operator and topsides host and key issues that need to be considered.
4:15pm - 4:30pm: Wrap-Up and Q&A

5:00pm - 7:00pm: Subsea Tieback Forum Networking Reception - Exhibit Hall


About the Presenters

Don Schlater, Treasurer, Society For Underwater Technology

Mr. Donald Schlater is a licensed Professional Engineer with over 50 years’ experience in Engineering, Sales and Management. He was a Captain in the US Air Force, worked for ExxonMobil, Shaffer, Aker solutions, Castrol and retired from BP as Senior Technical Adviser. He has worked and lectured on 6 continents. He is a member of ASME, SPE, API, and a founding member of Society for Underwater Technology and holds both BS and MS degrees in Mechanical Engineering from Tulane University, His hobbies include tennis, golf and traveling with his family.

Christopher CurranChristopher Curran, Senior Consultant, CJC Enterprises, LLC

Christopher Curran is an independent consultant having retired from BP in 2016 where he was an Advisor within the Upstream Facilities Technology group. Curran has over 40 years’ experience working in various roles but with a main focus on subsea production control systems. After graduating from the University of Bristol in 1978 with a BSc in Physics, he began his career with Standard Telephones and Cables plc. This included the umbilicals for the Shell Underwater Manifold Centre in the North Sea; this also carried him to the next stage of his career at TRW Ferranti Ltd. Since those early days he has worked in Norway, Indonesia, Malaysia, France, Australia and the USA, before settling in Houston in 1998. Curran has worked on some significant projects in his career including Gannet (Shell), still one of the largest developments in the North Sea, and the first control buoy for the East Spar Project in Australia. As a break from controls, he also managed the qualification of the world’s first 15ksi HPHT tree development with significant amounts of R&D for the Kristin field. He continues to be active in the industry and is currently working for multiple clients including as a Project Director (Americas) for WFS, a consultant for FutureOn digital field application, and Houston Mechatronics. His work covers many aspects of subsea systems and controls and he is a focal point within the industry for the development of High Integrity Pressure Protection Systems for application in the Gulf of Mexico. He is Chairman of API 17F Subsea Controls, API 17O HIPPS and API 17V for Subsea Safety. Curran is the founding Chairman of the Society for Underwater Technology’s Houston Branch. He is a Chartered Engineer, a Fellow of the Society for Underwater Technology and of the Institution of Engineering and Technology.

William Taggart Murphy Exploration & Production
William Taggart, Owner, Taggart Engineering
William M. Taggart IV is an engineering consultant. Previously he was with Murphy Exploration and Production Company –USA for oil/gas facilities. He has been active on the API 14C committee (offshore topsides process safety), ISO 10418 committee (international version of 14C), API 17O committee (Subsea HIPPS) and ISA S84 (Process safety). Prior to joining Murphy Expro, Mr. Taggart was a consulting engineer with Waldemar S. Nelson and Co. from 1988 to 2004. He on many projects including Deepwater oil/gas facilities Nakika (MC474) and Ursa (MC809).

Charles Horn, V.P. Projects, Linear Motion Technology
Chuck Horn has more than forty years of experience in the areas of subsea, deepwater, marginal field and floating production systems in the offshore oil and gas industry. The positions he has held include Systems Engineer, Department Manager, Engineering Manager, Project Manager, and Project Director. He has written and presented papers for OTC and other technical forums, organized and chaired sessions at industry technical forums, and authored articles for industry publications. He has organized and conducted numerous subsea production system schools, and lectured at local universities. 

Karl Schnakenburg, Global Engineering Advisor, BHP
Mr. Schnakenburg is a licensed professional Mechanical Engineer with over 35 years of worldwide offshore oil & gas experience in SE Asia, Australia, Canada, and S. America. He is a Global Subsea Project Advisor for BHP (Petroleum). He enjoys skiing, golfing, and spending family time with Sandra (spouse), Kyle (son) & Alexis (daughter).

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March 2022
Event Location

Moody Gardens Hotel and Convention Center

#7 Hope Boulevard
Galveston, TX 77554, USA
Phone: 888-388-8484

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