1. Home
  2. Articles by: Contributing Author

Author Archives for Donald Gunn C.E.T.

Articles by Donald Gunn C.E.T.

Pipe Relining Chula Vista Storm Drain Before
NASSCO Report – Geopolymer Rehabilitation of a Storm Drain in...

SAPLs are becoming widely used for sanitary and storm sewer rehabilitation of pipes larger than 36-i...

July 6, 2023
Pipe Inspection/Evaluation Image showing the assembly of the RFT tool
Inspection Advancements for PCCP – Addressing the Mode of Failure

In spring 2022, the patent for wire break detection inspection methods quietly expired. This method ...

July 5, 2023
Pipe Cleaning ice pigging illustration
Pigging Isn’t Just for Pipelines: Ice Pigging vs Water Flushing

Ice pigging uses a slush ice — or ice slurry — injected into the main, where it then flows throu...

June 29, 2023
Pipe Relining Fuqua Gardens inlet pipe
CIPP Rehab of an Aging Stormwater Inlet Pipe at Westover...

The Fuqua Gardens located inside of Westover Memorial Park has a history dating back to the early 19...

June 28, 2023
Tech Forum Resins in CIPP
Tech Forum: Resin Considerations for Your CIPP Project

Schiro Cured-in-place Pipe (CIPP) is one of the more commonly used tools in the Trenchless Toolbox w...

June 27, 2023
Directional Drilling HDD brings fiber optics to rural communities
Strategic Partnership Brings Fiber Connectivity to Rural America

The need for fiber connectivity in rural America has only been exacerbated by the COVID-19 pandemic....

June 23, 2023
Canada test hole
The Right SUE Information for Your Trenchless Project

Successful trenchless installations require reliable, accurate utility information that is specific ...

June 21, 2023
Canada sliplining of High-Level Interceptor in Toronto
Phase III High-Level Interceptor Rehab in Toronto Requires Sliplining, CIPP

Phase III included the rehabilitation of approximately 880 m of the interceptor sewer running from M...

June 20, 2023
Canada rock boring under Ormond Creek
Rock Boring in Remote British Columbia

Rock Boring was chosen for its ability to core through solid rock conditions without introducing the...

June 19, 2023
Canada Kiskatinaw River crossing
Crossing the Kiskatinaw River: HDD Project Exhibits the Importance of...

NOVA Gas Transmission Ltd. (NGTL), a wholly owned subsidiary of TC Energy, recently completed the co...

June 14, 2023
Canada Northwest Inner City Upper Plateau Separation Project
Record-setting Microtunnel Completed in Calgary

The largest diameter microtunnel in North America was successfully completed in December 2022 as par...

June 13, 2023
Canada Home Sewer System
Last Word – Trenchless Technology’s Role in Reducing Private Side...

With the advent of climate change, the risk of flooding basements due to sewers is increasing. Howev...

June 12, 2023
Directional Drilling HDD site with large rig
Navigating Obstacles for a Successful HDD Outcome

It is the HDD guidance system that ultimately dictates whether the installation is a success, and in...

May 25, 2023
Directional Drilling pilot done
Emergency HDD Bore Restores Water Service

Most people in the Western hemisphere tend to take for granted that when we turn on the faucet, out ...

May 24, 2023
Auger Boring auger boring in Colorado
BTrenchless Completes Five Auger Bores in Johnstown, Colorado

BTrenchless was awarded a subcontract in fall 2022 to construct five different trenchless installati...

May 22, 2023
Directional Drilling Ditch Witch HDD rig
Ground Conditions and HDD Tools

Ground conditions play a crucial role in the success of horizontal directional drilling (HDD) projec...

May 19, 2023
Oil & Gas cross bore animated image
AI & Cross Bores – How PG&E Leverages AI in...

For more than 40 years, horizontal directional drilling (HDD) has been a valuable trenchless technol...

May 17, 2023
Manhole Rehab Rainstopper Manhole Insert in NYC
NASSCO Report – Manhole Inserts Play Key Role in Flood...

A major benefit of manhole inserts and utility insert to the MTA was the simplicity of installation...

May 16, 2023
Auger Boring precision technology guides company growth
Precision Technology Guides MGL Inc.’s Growth

The utility infrastructure market is shifting more assets from overhead to underground to better pro...

May 15, 2023
Sewer Arlington
Assessing the Pipes – Smart Growth, Smart Data, and Smart...

Utilizing cured-in-place pipe (CIPP) rehabilitation instead of dig-and-replace allows Arlington to l...

May 11, 2023