Keyhole Technology
Keyhole Information
View documents, articles and other information on keyhole technology.
Keyhole Processes and Methods
Keyhole Guidelines and Best Practices
- Construction Specifications for Keyhole Pavement Coring and Reinstatement
- Vacuum Excavation Best Practice & Guideline
- Vacuum Excavation
- Construction Specification for Keyhole Excavation and Permanent Reinstatement of Keyhole Cores
- Guideline for Excavation in the Vicinity of Utility Lines
- Utility Pothole Repair
- Section 355 Utility Potholes - Keyhole Method
- Highway Occupancy Permit Guidelines
Case Studies
- Exposing Utilities to the Benefits of Keyhole Technology
- GTI Keyhole Case Studies
- Gas Operations News - April 2010
- Keyhole Coring and Reinstatement
- Keyspan and Con Edison Win Approval for Keyhole Coring and Reinstatement for New York City DOT
Articles
- Avista Utilities Aligns with Contractors in Implementing Keyhole Technology
- GTI Provides Training in Keyhole Operations
- Keyhole Demo during WaterRF Project in LA
- Power of Teamwork
- Core & Vac a technique to reduce congestion
- Gas Contractor Gets to the Core of the Matter with New Technology
- Enbridge Introduces New Rotary Tool for Improved Pavement Repairs
- Keyhole Technology: Utility Microsurgery
- Through the Keyhole
- Using Keyhole Technology to Access Buried Utilities: Advantages to Right-of-Way Owners and Users
- The Key to Painless Repairs for City Streets
- Pipe Assessments Through Keyholes
- Smaller, Circular Keyholes Cut Costs
- Seeing is Believing: The Case for Potholing
- Keyhole Technology – House Connections Installed with Minimal Invasion Using the Trenchless Method
- Unlocking Savings with Keyhole Technologies
- Unlocking Savings with an Innovative New Technology
Technical Papers and Reports
- Utilicoring: A Unique Coring and Pavement Restoration Process
- Cold Weather Reinstatement
- A Core Strategy for Effective and Environmentally Friendly Utility Cuts and Repairs
- Evaluation of Bonding Strength of Grout Used in Intact Pavement Core Replacement
- Laboratory Testing of New and Improved Bonding Compound (Utilibond™) and Investigation of Previously Repaired Pavement Keyhole Restoration Techniques
- Laboratory Testing of Utilibond Grout Used in Pavement Core Reinstatement
- Laboratory Testing of RC Grout Used in Pavement Core Reinstatement
- Potholing Without Potholes: A Core Strategy for Utility Cut Repairs
- Compaction Control in Keyholes
Presentations
- Keyhole Technology Coring and Reinstatement Process - APWA 2008
- Keyhole & Pothole from a Contractors Perspective
- Keyhole Construction and Pavement Restoration Techniques - September 2008
- Keyhole Construction and Pavement Restoration Techniques - November 2008
Other Relevant Documents and Information
- GTI Keyhole Technology Newsletter - April 2008
- GTI Keyhole Technology Newsletter - May 2007
- GTI Keyhole Technology Newsletter - October 2006
- GTI Keyhole Technology Newsletter - April 2006
- GTI Keyhole Technology Newsletter - September 2004
- GTI Keyhole Technology Newsletter - February 2004
- GTI Keyhole Technology Newsletter - June 2003
- GTI Keyhole Technology Newsletter - March 2003
- GTI Keyhole Technology Newsletter - November 2002
- Keyhole Training Stand - Pictures and Dimensions
- Double-Wide Keyhole Test Stand Information
Learn More
Contact Dennis Jarnecke, GTI Keyhole Consortium Group Manager