How Far Can I Go? Written by: Troy Stokes It is no secret that trenchless technology has its fair share of risk, and regardless of where you fit into this industry, chances are a big part of your job is spent trying to manage and mitigate that risk. One of the most frequent questions that […]
What about the IJS? Written by: Jon Valin Intermediate Jacking Stations Many are familiar with the Intermediate Jacking Station, also known as an IJS. As our industry grows and time passes many new to the trenchless industry may not be. With this said we often receive such questions asking what an IJS consists of, why […]
Navigating Off-Course Written by: Robin Lorenzen We’ve all been there—the laser moved, the laser wasn’t set to the correct grade or alignment to properly launch, or ground conditions changed while tunneling. There are numerous circumstances that can occur where you find the machine is heading off course as a TBM operator. What do we do […]
Inuvik Airport Civil Infrastructure & Runway Extension Design Engineer: The Tunneling Company – Kamloops, BCLocation: Inuvik, NWT – CanadaGround Conditions: Permafrost zone. Included frozen clays with fine to coarse sand and trace gravels that were well bonded with 5-10% visible ice by volume.Type of Installation: TBM PipejackingMaterial: 60-in. OD Steel CasingFootage Installation: 320-LF crossingEquipment: Akkerman […]
Mainline Segment & Railroad Crossing Design Engineer: J&J Boring, Inc.Location: Midland, TXGround Conditions: varying UCS caliche and limestone rockType of Installation: Tunnel Boring SystemMaterial: 48-in. OD Steel CasingFootage Installation: 550-lf. / 250-lf. (DCH used for 250)Equipment: Akkerman Tunnel Boring System with 5200 Pump Unit, 524 Haul Unit, TBM 48SCII, 50-in OD Disc Cutter Head, The […]
Highway SR-51 Trenchless Crossing Design Engineer: Horizontal Boring LLCLocation: Phoenix, AZGround Conditions: Breccia and phyllite/schist rock formations with UCS to 15,000-psiType of Installation: TBM Pipe JackingMaterial: 86-in OD x 1-in wall Steel CasingFootage Installation: 330-lfEquipment: Akkerman Pipe Jacking System, WM720-II TBM, 5200 Pump, 1548 Haul System, 2325BE Lube System, TBM Rock DCH Since no ground […]
Kaw Lake Water Supply Design Engineer: Super Excavators, Inc.Location: Enid, OKGround Conditions: Hard rock with high hydrostatic water headType of Installation: Slurry MicrotunnelingMaterial: 72-in Steel CasingFootage Installation: 510-lfEquipment: Akkerman SL74P MTBM System, AZ-100 Total Guidance System, Akkerman 800-ton MT jacking frame, Akkerman High-Pressure pit seal & pipe clamp The 100-ft deep water intake tunnel was […]
Akkerman Celebrates 50 Years We were overwhelmed with gratitude and joy as we looked back on half a century of accomplishments and growth. It was a truly extraordinary few days, marked by a profound sense of achievement, and we owe a significant portion of our success to our exceptional clients. The support, trust, and collaboration […]
Akkerman Guided Rock Boring Units RBU24 to RBU42 Accurately navigating solid rock conditions is possible with this multi-step approach. Staff Highlight Eric Kozak was named the August 2023 Employee of the Month. Eric came to Akkerman on February 6, 2006 as a welder. In 2008, after the facilities expansion, he transitioned to the GBM assembly […]
Airport Pipeline Project Design Engineer: Metro Horizontal BoringLocation: Atlanta, GeorgiaGround Conditions: Sandy Clays to Firm ClaysType of Installation: Guided Auger BoringMaterial: 20-in x 0.5-wall x 20-ft Steel CasingFootage Installation: 200-lf, 6-ft ground coverEquipment: Akkerman 240A GBM, P4075D Power Pack, Guidance System, Akkerman lube system, 20-in WORH Adapter Assisted by Akkerman’s Field Service Technician, Lamont Andrews, […]
Iqudan Q Line South Project Design Engineer: E.R. Itshaky-Microtunneling IsrealLocation: Bat Yam, IsraelGround Conditions: Sliplining an existing and active sewer lineType of Installation: Rehabilitation – Sliplining MethodMaterial: 70 to 78-in GRPFootage Installation: 4,970-lf total (2,510-lf longest)Equipment: Akkerman SLS-100 Sliplining System The Q Line South Project required multiple diameters of GRP pipe ranging from 1,800-2,000-mm (70-78-in). […]
Empire State Trail Box Tunnel Design Engineer’s Name & Photo Credit: Brierley AssociatesLocation: Schenectady, NYGround Conditions: Nonconsolidated groundType of Installation: Hybrid PTM – Installed Spiling and tendon ducts with Pilot TubeMaterial: 12-ft x 12-ft box tunnelFootage Installation: 170-lfEquipment: Akkerman 240A GBM System, Guidance System, Akkerman Lube System, Pull-back Adapters Due to the ground conditions, a […]
