Track 4 |
Time |
Paper Title |
Author(s) |
Description |
Monday, April 28 - AM Sessions : Large Diameter Tunneling, Session Leader: Dennis Doherty, Jacobs Civil Inc. |
9:30 AM |
|
David J. Tanzi¸ PE¸ BCEE, CDM; Paul J. Paparella¸ PE¸ PP, HMM; and James Garin, PE, NYCDEP |
This paper discusses the planning¸ design and risk issues associated with the use of a pressurized face TBM for a new sub-aqueous tunnel in New York City. |
9:55 AM |
|
Dave Long, The Robbins Company and John Kocab, The Robbins Company |
This paper presents a road map for the selection of cutterhead geometry and cutting tools in underground boring technology¸ based on geologic conditions. |
10:20 AM |
Paper To Be Determined |
|
|
10:45 AM |
|
Tracy J. Lyman, Lyman Henn¸ Inc..; David A. Kwietnewski, Lyman Henn¸ Inc..; James M. Rose, City of Fort Collins Utilities; and Tanner Randall, Stantec Consulting¸ Inc.. |
This paper discusses the challenges of installing twin 10-foot diameter storm drainage tunnels through a railroad embankment containing wood trestle elements¸ loose dumped embankment fill and very loose silt at/below groundwater. GBM guide rails were used to stabilize tunnel floor. |
11:10 AM |
Battery Park Trunk Sewer Emergency Tunnel Project |
Mark Rybak, Bradshaw Construction Corp.; Todd Brown, Bradshaw Construction Corp.; and Michael Spero¸ PE, Future Pipe Industries¸ Inc. |
This paper discusses the use of emergency fast-track design, bid, build process to line a 144-inch tunnel. The tunnel was severly damaged by a tropical storm that caused extensive flooding in Richmond¸ Virginia and resulted in a sinkhole and collapse of a major sewer. |
Monday, April 28 - PM Sessions : Large Diameter Tunneling, Session Leader: Alan Atalah, Bowling Green State University |
3:45 PM |
|
Arbind Mainali, City of Edmonton; Siri Fernando, City of Edmonton; and Simon Abourizk, University of Alberta
|
This paper discusses the associated construction risks and optimization techniques used for the various components of the W12 inverted syphon project at the City of Edmonton.
|
4:10 PM |
|
Dinu Philip Alex, D & C¸ Drainage Services¸ City of Edmonton; Siri Fernando, D & C¸ Drainage Services¸ City of Edmonton; Frank Policicchio, D & C¸ Drainage Services¸ City of Edmonton; and Simaan M. AbouRizk, S.M.A. Consulting
|
This paper examines the constructability¸ project management issues and risk mitigation techniques involved with a tunneling project using the M 126 TBM.
|
4:35 PM |
Paper to be determined |
|
|
5:00 PM |
Hydraulic Analysis of a Corrugated Metal Pipe (CMP) CIPP-Lined Culvert
|
Roger Wallace, Michigan State University and Rick Baxter, Insituform Technologies |
This paper presents hydraulics of a CMP culvert when lined with CIPP. |
Tuesday, April 29 – AM Sessions (1st Session) : Challenging Conditions for Microtunneling, Session Leader: Glenn Boyce, Jacobs Associates |
8:00 AM |
Differing Site Condition Claims and Trenchless Projects |
David Mathy, DCM Engineering; Joseph Covello, The Covello Group; and Marc Gelinas, DCM Engineering
|
This paper examines differing site condition claims on trenchless projects. The paper observes that there is critical need for geotechnical information¸ contract documents and construction management practices specifically tailored to trenchless construction methods.
|
8:25 AM |
|
Steven W. Hunt, CH2M Hill and Andrew Finney, CH2M HIll
|
This paper addresses methods of minimizing ground water inflows and lost ground when launching and receiving microtunnel boring machines.
|
8:50 AM |
|
Matthew Wallin, Bennett Trenchless Engineers; Kathryn Wallin, Bennett Trenchless Engineers; and David Bennett, Bennett Trenchless Engineers
|
This paper presents methods for identifying settlement risks¸ estimating potential settlements¸ mitigating settlement hazards and monitoring construction settlements for trenchless projects including microtunneling¸ pipe jacking and HDD.
|
9:15 AM |
Ballard Siphon Replacement Project |
Michelle Ramos¸ PE¸ LEG, Staheli Trenchless Consultants and Kimberlie Staheli¸ PE¸ PhD, Staheli Trenchless Consultants |
This paper describes the risk assessment¸ and feasibility and design efforts associated with replacing the Ballard Siphon, twin 1¸365 foot long¸ 36-inch diameter¸ inverted wood-stave siphons¸ built in 1936 which traverse under Seattle’s Salmon Bay.
|
9:40 AM |
Paper to be determined |
|
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Tuesday, April 29 – AM Sessions (2nd Session) :Innovative New Installations, Session Leader: Craig Camp, Jacobs Associates |
10:20 AM |
|
John M. Langhans¸ PE, MSA Professional Services¸ Inc. and Bill Brennan, TT Technologies, Inc.
|
This paper highlights the results of a trend-setting force main replacement project located near Nekoosa¸ Wisconsin, which included 20¸000 LF of static pipe bursting¸ a double diametric increase and 4000 LF of HDD.
|
10:45 AM |
|
Michelle Ramos, Staheli Trenchless Consultants and Matt Stephl¸ PE, Stephl Engineering¸ LLC
|
This paper discusses the construction feasibility and design issues of HDD¸ pipe bursting¸ auger boring and pilot tube microtunneling to replace a 6-inch wire wrapped wood stave pipe.
|
11:10 AM |
|
Lori Jones, Brown and Caldwell; Julie Matteson, Brown and Caldwell; and Brian Duncan, King County Department of Natural Resources
|
This paper describes the challenges and lessons learned of a large seven year project that required high-risk HDD¸ pipe bursting and microtunneling.
|
11:35 AM |
|
Ed Savage, Vermeer Mfg. Co.; Samuel Ariaratnam, Arizona State University; and Jim Rankin, Vermeer Mfg. Co. |
This paper describes research and development of an innovative trenchless technique for installing on-grade gravity sewers.
|
Tuesday, April 29 – PM Sessions : Challenging Ground Conditions for Microtunneling, Session Leader: Don Del Nero, Hatch Mott MacDonald |
3:30 PM |
|
Junhao Zou, Drainage Services¸ The City of Edmonton, Alberta; Siri Fernando, Drainage Services¸ The City of Edmonton, Alberta; and Simaan M. AbouRizk, S.M.A. Consulting
|
This paper discusses the challenges encountered by the contractor during the construction of a sanitary sewer using microtunneling. Capabilities and limitations of microtunnel are outlined relative to different subsurface conditions. Lessons learned in this project are also documented.
|
3:55 PM |
|
Mark Bruce, Can Clay Corp.
|
This paper explores the diversity of techniques and innovations used to complete tunneling on three projects in Atlanta. These projects involved seven diameters¸ tunneling 18-inch diameter in granite and a record drive of 750 LF of 24-inch pipe.
|
4:20 PM |
|
James Kwong, Yogi Kwong Engineers¸ LLC and Leighton Lum, R.M. Towill Corp.
|
This paper describes the key issues faced by the design team under emergency design and construction situation during the planning and design of a dual sewer force main installed by microtunneling under the Ala Wai Canal.
|
4:45 PM |
|
Elizabeth M. Dwyre, P.E., PB Americas, Inc.; Robert A. McKim, Ph.D., PB Americas, Inc.; John Morgan, City of Indianapolis Dept. of Public Works; and Steve Nielsen, EarthTech
|
This paper addresses the geotechnical factors that impact the performance, safety, and economics of both TBM and microtunneling technologies based on experienced gained during the execution of the Indianapolis Interplant Connector Project.
|
5:10 PM |
|
Stefan Trümpi-Althaus, Jackcontrol AG
|
This paper describes a new monitoring system for microtunneling based on the newly developed hydraulic joint as a pressure transmission ring. This system enables smaller radii of alignment and higher security levels for microtunneling and pipejacking.
|
Wednesday, April 30 : Auger Boring and Pipe Ramming, Session Leader: Jennifer Glynn, RMC Water & Environment |
8:00 PM |
|
Laura Anderson, Akkerman Inc.
|
This paper describes the use of Akkerman’s GBM in conjunction with an auger boring machine to maximize drive lengths¸ guarantee bore accuracy¸ expedite the job and avoid down time associated with failed bores.
|
8:25 PM |
|
Arvid Veidmark¸ III, Specialized Services Company
|
This paper describes how the correct auger technology and methodology can reduce costs¸ disruptions¸ and design changes. Installation challenges are presented in two case studies where innovative solutions were employed and resulted in the project’s success.
|
8:50 PM |
|
Tracy Lyman, Lyman Henn¸ Inc. and Julia Harrod, Martinez Wright Mendez¸ Inc.
|
This paper describes the successful completion of five auger bores in Austin¸ Texas, and summarizes the project production rates¸ problems with alignment in mixed face drives and the solutions to logistical challenges during construction.
|
9:15 PM |
|
Jon Nix, Nix Construction and Jim Moore, TT Technologies, Inc. |
This paper covers the use of pneumatic pipe ramming for drainage casing installation under rail lines. These techniques allow contractors to install various diameter casings without voids or surface slump under sensitive rail lines.
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9:40 PM |
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