Each day, close to 70 million customers in the United States depend upon the nation’s natural gas distribution network, including gas distribution companies and pipelines, to deliver gas to their home or place of business. These customers currently consume approximately 20 Tcf of gas per annum, accounting for about 22 percent of the total energy consumed in the United States each year.
Most travelers are unaware of the complexity of engineering and constructing modern highways and streets, and many of the most critical elements that make a roadway safe and able to withstand heavy traffic for years into the future are not readily apparent.
When horizontal directional drilling (HDD) professionals discuss the size of an HDD rig, they usually refer to the maximum pullback force the unit can develop. The most common industry standard for a large directional drilling unit is defined as having a minimum of 100,000 pounds of pullback force. In addition to pullback, the most common specifications used to categorize HDD equipment are rotary torque of drill stem, rotation speed and the size of drill pipe.
Underground Construction’s 2012 census of large horizontal directional
drilling contractors is an effective tool when selecting the right size of drill rig to fit specific project needs in managing a successful HDD operation.
Electro Scan Inc., a global innovator of leak detection instrumentation and cloud computing applications, has been selected by the Water Environment Federation (WEF) as recipient of the 2013 Innovative Technology Award.