technical talk

17 October 2024 (Thursday)

6:00pm (Manila Time)

Live via Zoom

The talk will discuss the various techniques to provide backfill grouts around the annulus for TBM segmental linings and to review the various new materials, grouts and innovation that is providing better backfill and grouting solutions. The talk will highlight the important factors in selecting and choosing the correct grouts as well as the different grout properties and solutions to deal with groundwater challenges and to ensure integrity of the backfill grouting control and quality. 

Regional Manager Underground - Technical Team Asia Pacific

MAPEI Far East Pte Ltd

19 September 2024 (Thursday)

6:00pm (Manila Time)

Live via Elks Club

The talk will present a series of problems, like high internal water pressures, limited ground cover, poor geological conditions, limited construction period, etc., that impact the design of pressurized aqueduct TBM tunnels using segment lining and what a TBM drive.

The talk will introduce the various design considerations and the innovative mitigation solutions that have been considered to deal with these problems and to overcome the challenges for segmentally lined tunnels for successful completion on time.

 Asst. Project Director 

China International Water & Electric Corp (CWE)

15 August 2024 (Thursday)

6:00pm (Manila Time)

Live via Zoom 

The talk will present the current status of the ongoing background research and cataloguing of the tunnels and underground space in the Philippines.

The Society has been pulling together a list of the known and potential future tunnels that have been built and are intending to be built in the Philippines across the whole length of the country.

PTS President and Arup Director

20 June 2024 (Thursday)

6:00pm (Manila Time)

Live via Zoom 

 This presentation explores the advantages and applications of precast arches in tunnel construction. It discusses the efficiency, cost-effectiveness, and consistent quality control offered by precast methods compared to traditional construction techniques.  Key topics include design considerations, the manufacturing and installation processes, and the flexibility and structural integrity of precast arches. Case studies of successful projects highlight environmental and safety benefits, along with a comparison of materials volume which demonstrates significant long-term savings.

General Manager

Reinforced Earth Philippines

Technical Manager 

Reinforced Earth Philippines

16 May 2024 (Thursday)

6:00pm (Manila Time)

Live via Zoom 

The talk will explore the evolution of basic principles adopted in the design of steel fibre-reinforced concrete in tunnelling applications. It also emphasizes the benefits of high-performance fibres via two case studies involving tunnel linings for the Sydney Metro (precast segments) and the Westconnex motorway project (sprayed concrete) in Sydney, Australia. 

Technical Director, Tunneling

Aurecon 

18 April 2024 (Thursday)

6:00pm (Manila Time)

Live via Zoom 

The talk will delve into the Kidston Pumped Hydro Electric Scheme Project located in Queensland, Australia. This innovative scheme comprises an underground power station complex and intricate tunneled waterways connecting two decommissioned mine pits, which serve as upper and lower reservoirs. It stands as the world's inaugural hydro scheme utilizing an abandoned gold mine, marking Australia's first pumped hydro project in over 40 years. 

Senior Technical Director – Tunnels & Major Projects

Tunnels Service Line Leader Asia-Pacific

GHD

21 March 2024 (Thursday)

6:00pm (Manila Time)

Live via Zoom 

The talk will discuss a growing niche of specialist small bore tunneling applications and solutions applicable in dense urban environments like Manila and will delve into the technical aspects of these solutions, outlining their benefits and key considerations for adoption. The presentation will also encompass various products, including direct pipe, long-distance jacking, tight radius bends, and pipe roofing.   

Area Sales Manager – Asia Pacific

Herrenknecht Asia Ltd.

15 February 2024 (Thursday)

6:00pm (Manila Time)

Live via Zoom 

The talk  will  outline the challenges that he faced with finding UXO on his project. What to think about before, during, and after the discovery of UXO, how to handle the situation and what to do and what not to do.  

NSCR Contract 3B – Project Director

Leighton Contractors (Asia) Ltd.

16 November 2023 (Wednesday)

6:00pm (Manila Time)

Live via Zoom 

The talk  will discuss about technical design & construction concepts in relation to the experience of BAUER in the construction of Diaphragm Walls and some deep foundation solutions such as Mixed-In-Place (MIP™) Walls, Secant Pile Walls, & King Posts relevant for the successful operations for the Metro Manila Subway Projects. ​ 

Engineering Manager

Bauer Foundations Philippines, Inc.

Lead Design Engineer

Bauer Foundations Philippines, Inc.

18 October 2023 (Wednesday)

6:00pm (Manila Time)

Live via Zoom 

The talk will delve into the dewatering strategies specifically tailored for tunnels and shafts. We'll explore the essential need and purpose of surface systems, such as well points and deep wells, in effectively managing water in underground construction. 

In this technical talk, Toby will examine the range of application permissions required for these strategies and explore innovative techniques like cross passages and caverns within tunnels to address dewatering challenges. 

Executive Chairman

WJ Groundwater 

27 September 2023 (Wednesday)

6:00pm (Manila Time)

Live via Zoom 

The talk will discuss his experiences in tunneling through various types of soil and rock in Hong Kong. He will also discuss the excavation of large underground cavern spaces to house station caverns for the West Island Line and the Kwun Tong Extension line. 

In this technical talk, Iwata will present the practical construction aspects of the tunneling work, highlighting the logistical challenges and construction techniques employed to minimize disruptions to residents and the general public in the densely populated and urban areas of Hong Kong. 

Projects Manager

Nishimatsu Construction Co., Ltd.

17 August 2023 (Thursday)

6:00pm (Manila Time)

Live via Zoom 

The talk will focus on providing solutions and updates to a wide diversity of other trenchless equipment solutions that have been applied to a range of tunnels, roadways, pipelines and shafts around the world.   

In this technical talk, Gavin will present CRCHI recent experience in its development of various underground solutions from TBM’s to other underground construction equipment with various innovations and improvements in construction technology applications accumulated from over 1,200 TBMs deliveries worldwide.  

Executive Deputy Director & Chief Engineer

China Railway Construction Heavy Industry Corporation Limited Overseas Business Unit

20 July 2023 (Thursday)

6:00pm (Manila Time)

Live via Zoom 

The construction of the Gotthard Base Tunnel presented formidable challenges, requiring engineers to overcome difficult geological conditions while aiming to create a faster, more efficient, and environmentally friendly transportation route.  

In this technical talk, Dieter will explore the conceptual background behind the tunnel, delve into the main challenges faced during its construction, and highlight the key success factors that have made this project a significant milestone in modern infrastructure development.

 Former CEO of AlpTransit Gotthard Ltd.

18 May 2023 (Thursday)

6:00pm (Manila Time)

Live via Zoom 

This talk is an introduction to all things trenchless. James will identify and explain the most common trenchless technologies and provide an overview of their technical concepts, challenges and constraints. He will identify their differences compared to typical tunneling methods and will also explain the differences in accepted techniques and technologies in different regions around the globe.

James will take you through his decision-making process from inception to commissioning and beyond for a trenchless crossing and you should expect to gain an understanding of what it takes to design and construct these little siblings of the tunneling world.

James is a Tunnel Engineer in Arup HK with 8 years experience in tunnelling and ground engineering. He has a specialism in trenchless technologies and microtunnelling and has worked on various projects in the USA, Canada, UK, Spain, Hong Kong, Australia and the Philippines. 

James was part of the first dedicated Arup microtunnelling team and has experience of numerous microtunnelling techniques across many modalities including fresh and foul water, gas, electric, cable landfalls, drainage and access tunnels. He specialises in pipe jacking and segmental lining design.

James has a passion for sustainable development and asset preservation and can often be found crawling around inspecting existing small tunnels to extend their life.

20 April 2023 (Thursday)

6:00pm (Manila Time)

Live via Zoom 

The speaker will explain the history of the Channel Tunnel and the various failed attempts and the final successful construction and completion of the 50.46km subsea rail link from the United Kingdom to Europe.  He will talk from the perspective of his early introduction to tunnelling after graduation and some of the key aspects of the completion of the tunnel.

Mr. Galvez is currently a planning manager for First Balfour and has been with the company for over 13 years. He has worked on all tunneling projects of the company, first of which is the Novaliches Balara Aqueduct 4 and has guided the project during the onset of the Pandemic. 

Currently, he has returned to the project and has been tasked to oversee to the completion of the remaining tunnel rectification works. 

He is also involved in another tunneling project - the Early Works of Aya Pumped Storage Expansion Project. 

16 March 2023 (Thursday)

6:00pm (Manila Time)

Live at Manila Elks Club and online via Zoom

 Our speaker will talk about the technical difficulties and constraints of the flying launch approach for TBM’s and will present the benefits and the risks associated with this type of procedure 

Mr. Babagay is currently a senior tunnel engineer with over 18 years experience in large scale civil engineering projects. He works for Leighton Asia Ltd and has had an illustrious career working on various underground tunnel projects in a variety of countries around the world from Australia, Singapore, Qatar, and the Philippines.

He has worked on various tunnel projects in Singapore for the LTA on various Metro Projects. He has also worked on the Goldline Metro in Qatar as well as on various tenders in Sydney for the Metro West as well as various MRT projects in Singapore. 

He is experienced in implementation and operation of a range of TBM’s from 4.93m to 7.59m diameter. 

16 February 2023 (Thursday)

6:00pm (Manila Time)

Live at Manila Elks Club and online via Zoom 

The speaker will explain the history of the Channel Tunnel and the various failed attempts and the final successful construction and completion of the 50.46km subsea rail link from the United Kingdom to Europe.  He will talk from the perspective of his early introduction to tunnelling after graduation and some of the key aspects of the completion of the tunnel.

Antony Di Rosa is First Balfour's Head of Rail Business 

Antony will explain the history of the Channel Tunnel and the various failed attempts and the final successful construction and completion of the 50.46km subsea rail link from the United Kingdom to Europe. 

He will talk from the perspective of his early introduction to tunneling after graduation and some of the key aspects of the completion of the tunnel.

29 November 2022 (Tuesday)

6:30pm (Manila Time)

The Atrium, Enderun, Taguig City 

The Philippine Tunneling Society is delighted to invite you to our Christmas Dinner Party, which will take place on Tuesday, November 29, 2022, at The Atrium in Enderun, Taguig City.

The celebration will begin with a refreshing cocktail at 6:30 p.m., followed by a buffet and plated dinner at 7:00 p.m. We also have a special general knowledge quiz with exciting prizes for the winning team!

Prices for members and their spouses are Php 2,500 and Php 3,500 for non-members. Members, spouses, friends, and family are all welcome to join!

17 November 2022 (Thursday)

6:00pm (Manila Time)

Live at Manila Elks Club and online via Zoom 

Singapore Standard SS 674: 2021– Design of fibre concrete structures is the first national standard for the design of fibre concrete structures in Asia published in August 2021 in Singapore.

This webinar will provide some guidance on the use of SS674: 2021 in the design of fibre concrete.

Regional Technical Manager

Bekaert

 He has 33 years of civil engineering experience. Expert in fibre reinforced concrete 1998 to present, involved in over 22 fibre reinforced sprayed concrete tunnel linings and over 20 fibre reinforced concrete precast segmental and cast concrete tunnel lining projects. 

Member of the working group on Singapore Standard SS 674 2021 since Jan 2019 Domain Expert for Sprayed Concrete and Fibre Reinforced Concrete under Intelligent National Productivity and Quality Specification Singapore since Mar 2019 and Jan 2020 respectively. Since Mar 2021 elected as Vice President of Society for Rock Mechanics Engineering Geology (Singapore).