» Digging-Deep Trenchless Technology
   Extended information and links database relating to trenchless technology.
   http://www.digging-deep.co.uk/

» Directional Boring Central
   The primary source of information for directional drilling contractors.
   http://www.directionalboringcentral.com/

» Emerging Construction Technologies - Civil
   The purpose of this site is to present Emerging Construction Technologies. A section is dedicated to spotlighting trenchless technologies.
   http://www.new-technologies.org/ECT/Civil/civil.htm

» Geoforum.com
   A technical information system offered free of charge.
   http://www.geoforum.com/

» Giglio, Riddle & Associates, Inc.
   Represents manufacturers in the industrial and municipal water/wastewater profession. Guide to distributors in Alabama, Mississippi, Louisiana, Tennessee, and the Florida Panhandle.
   http://hometown.aol.com/gigrid/index.html

» HDD-Consult.com
   An information highway for the trenchless technology industry to search for contacts and information within the experts of our industry.
   http://www.hdd-consult.com/

» Microtunneling Resource Center
   Microtunneling portal site featuring free email (yourname@microtunneling.com), an email based discussion forum, and microtunneling resource pages.
   http://www.microtunneling.com/

» Newsletters on Trenchless Technology
   Newsletters on Drilling Technology Dry Directional Drilling, Rock, Auger, Earth Drilling Boring Machines and Pipe Jacking.
   http://www.nodigusa.com/newsletter.asp

» NoDig USA
   Horizontal Directional Drilling often called Trenchless technology, HDD related Vortal containing Trenchless information is Nodigusa.com
   http://www.nodigusa.com

» Public Works Online
   Daily news and product updates for professionals in the public works industry- Information on manufacturing, technology, equipment, supplies, and discussion forums, online chat, newsletter and software
   http://www.publicworks.com/

» Trenchless Data Service
   A general trenchless technology website with extensive trenchless new construction information including a very comprehensive directory of construction firms and some information regarding their experience levels. Sections are also being developed regardi
   http://www.trenchlessdataservice.com/

» Trenchless Information Center
   A trenchless technology portal with good introductory information regarding the various technologies in use. Has an active bulletin board.
   http://www.no-dig.com/