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Directional drilling: DDURT construction tackles treacherous ground conditions to connect rural communities
the Vermeer dual-rod drill is designed for working in rock, DDURT Construction can get by with a utility size that can be hauled on the same trailer as the rest of its drill fleet. “We find the D23x30DR S3... drill. As these projects started blowing up, we went from four of us to eight and then 12. Now we... poles, so you have these long spans. When they have two propel line crossings, we bring in the drills...
Boring Through A Crowd
to 140 inches through a subsurface soil mix of clay and decomposed granite. The vacuum excavator... segment. A Vermeer D36x50 was used to drill the 250-foot-long pilot bore and pullback a bundle of two 6-inch and one 4-inch HDPE conduits. This model drill unit is powered by a 140-horsepower diesel... were able to record the bore path and provide Agilent a graph of the drill shot and record...
Wyo-Ben Plays Role In Mars Discovery
to the Wyoming bentonite. That suggests the Earth and Martian rocks contained the same clay mineral called smectite, which is the principle component of bentonite and can only be formed in water, Brown... and dreamed of becoming an astronaut. Eventually, Brown’s interest in clay and NASA would... bentonite near Greybull, WY. Brown is a long-time member and past president of The Clay Minerals...
Tackling Maine’s Largest Solar Power Project
system has two 1,000 gallon mixing tanks that can mix as many as 16 bags of additive in 2,000 gallons... a 30,000-pound pullback Ditch Witch JT3020 directional drill supported by a truck-mounted FM50 fluid mixing... conditions were sand and clay. “On average,” Bates said, “we bored between 350... sand and clay. A Ditch Witch FX50 vacuum excavator was used to keep work areas free of drilling...
PACP Class Held In Colombia
Trainer Luis R. León, PE, BCEE, a project manager at CDM-Smith. Far exceeding expectations... sewer service providers in Colombia: Bogotá (EAAB), Medellín (EPM) and Cali (EMCALI... Calderón, NASSCO’s technical assistant, explained that “NASSCO has recently identified... that the students received great value from the course,” Calderón stressed. Student...
Granite secures $45 million contract for Utah's SR-108 infrastructure upgrades
of this project involves extending SR-108 from 300 N to 1800 N, transforming it from a three-lane... aggregates from its nearby South Wells Facility. Additionally, 2,000 tons of hot mix asphalt...
Construction to Prevent New Mexico Sinkhole to Begin in August
to shore up the brine well on the edge of Carlsbad. Amec is planning to drill 26 boreholes around the site and pump in grout to stabilize the ground and seal the underground cavity. The project plans...
TRU-BORE Designed For Difficult Drilling Operations
-toxic and environmentally safe. Its fast-hydrating formula allows contractors to mix fast and build viscosity quickly. TRU-BORE® stabilizes formations ranging from moderate clay soils to high...
Laying The Groundwork For Growth
and sandstone mix. “You have to have good hydraulics to dig in this ground. Sandstone can be harder than rock and all you can effectively do is whittle it away,” says Riley who also added... times and lean times. “Our thought process is you can have more machines and create more revenue...You don’t have to listen hard to hear the housing boom occurring in Portland, OR. Growth...
Acute Entrance, Exit Angles Complicated Water Pipeline Crossing
crossings or in projects where we can minimize any digging. The HDPE pipe allows trenchless use... and eventually back to clay,” Gregor said. Judgment call The Miller crew, however, didn’t... in clay. But it was a short distance so we decided to bite the bullet and keep going when we reached the clay,” Gregor said. “It might take longer to get through it, but if we had tripped out...
Spotlight: Manhole and Pipe Coatings
. To simply reinforce and seal the pipe liner of a brick or concrete drainpipe or sewer pipe, we offer our... maintenance easier. Applied to manhole frames, Shoutout creates a perfect seal, enabling airtight... structure rehabilitation project. It can be applied in various environmental conditions, including cold... that can protect new concrete or help rehabilitate an existing structure. The industry leader...
Tips For Selling Used HDD Equipment
Buyers of used HDD equipment want to get a quality drill at the best possible price. On the other hand, sellers hope to move equipment at a price that matches its value. What can sellers do to get top dollar? “You would be surprised how many contractors list quarter-million dollar drill... manager of HDD Broker Inc. “If you’re selling a drill, it needs to be ‘sold.&rsquo...
HDD: MUD MIXING SYSTEMS
Ditch Witch ditchwitch.com The versatile MR90 can mix and recycle mud, handle spoils, and is the only unit that can be transported full of fluid. As the most-compact cleaning package on the market, it meets the demands of any small to medium-size drill with 90 gallons per minute (gpm) of cleaning capability. Powered by a 25-horsepower Kubuta Tier 4 engine, MR90 is specifically designed for drill...
Mud Recycling Becoming Common For Mid-Sized HDD Rigs
in the overall cost of a project. Can you provide brief examples of one or two recent projects... horizontal directional drill (HDD) projects where previously that practice was uncommon. Recycling isn’t.... Mud recycling is standard procedure on HDD projects with big drill rigs – to not recycle fluids... not permit their use on work sites of the mid-size drill rigs that do utility work. Six equipment...
Updated TTC Auger Boring School Slated For February 2017
was a week-long training program with a mix of lectures and hands‐on field work. Attendees from around... for installations. Baroid will supply materials for instructing about drilling fluids in the lab and field... treasure this long-term partnership. We believe that working together, we can expand the technical...
- Hudson Tunnel Project set to generate 95,000 jobs during construction phase, report says
- Boring machine 'Chessie' resumes drilling at Chesapeake Bay Bridge-Tunnel site after anchor incident
- Guam contractor faces $1 million fine over repeated trench safety violations, OSHA investigation reveals
- Fusion in paradise
- CIPP rehabilitation of pressurized pipelines