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Case Studies DSI Underground Canada

DSI Hollow Bars BULLFLEX 174 Hoses London s sewage system currently discharges tens of millions of Grouting systems support cross passages in Mexico City The Tren Interurbano railway line connects Toluca with the Proven support of underground stopes The Borth underground salt mine located nearby the city of The Hagen Residential Community in Linz

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DYWI Drill Hollow Bar System gcs com ph

of the DYWI 174 Drill Hollow Bar System DSI Underground has long term experience in the design development manufacturing testing and distribution of the DYWI 174 Drill Hollow Bar System System Solution System Description Hollow bar with continuous left hand Self drilling ground control solution Preferably used under unstable borehole conditions Self

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The Loboguerrero Tunnel Chain DSI Hollow Bar System

The Loboguerrero Tunnel Chain DSI Hollow Bar System ensures fast Construction Progress in difficult Ground The Loboguerrero Tunnel Chain DSI Hollow

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Stressing and Testing DSI Canada

DYWI 174 Drill Hollow Bar System Testing of DYWIDAG Soil Nail Soil Nail Testing Soil nail testing is used to establish the bond stress within the stable Stressing and Testing DSI Canada Home

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DYWIDAG Form Tie Systems

The DYWIDAG Form Tie System is based on the original DYWIDAG Threadbar with hot rolled continuous thread on both sides Together with matching accessories it is used by formwork manufacturers around the world and has proven itself countless times on jobsites A decisive advantage of the DYWIDAG Threadbar is its coarse thread that does not run around the

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DYWIDAG THREADBAR TECHNICAL DATA METRIC UNITS

2011 05 16 nbsp 0183 32 DYWI 174 Drill Hollow Bar CSA G30 18 500MPa min Yield Stress ASTM A615 Soil Nails Micropiles Ground Anchors R32S Bars amp hardware available in Hot Dip Galvanized or Metalized R38N Temporary Drill Casing not required R51L 7 R Rope Threads T Trapezoidal Threads R25N mm Ave core 290 150 200 2 3 25 0 3 0 L R32N 18mm Ave core 430 230 280

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Underground Mining and Tunneling Solutions DSI

Today DSI Underground is global market leader in the design development production and supply of underground products and systems Keeping in line with its strategy quot Reinforcing Progress quot DSI Underground has over 2 000 employees worldwide with operations across EMEA Europe Middle East Africa APAC Asia Pacific North America and

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DSI supplies self drilling DYWI 174 Drill Hollow Bar Anchors

DSI supplies self drilling DYWI 174 Drill Hollow Bar Anchors to widen National Road II in Girona The A 2 Highway – also known as NE Highway – is a motorway that connects Spain s capital Madrid with Barcelona

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Proven support of underground stopes DSI Underground USA

At first the DSI Hollow Bar System is installed and the bolt head consisting of domed plate and nut is fixed and tensed up Bonding of the hollow bars with Mineral Bolt resin is accomplished in a separate working step using a custom specific high pressure injection pump unit provided by DSI Underground In total 2 100 m 178 roof area in stopes No 101 103 and 105 have been

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DYWI Drill Hollow Bar System Dywidag Systems

The DYWI 174 Drill Hollow Bar is a fully threaded self drilling anchorage system which can be simultaneously drilled and grouted into loose or collapsing soils and brittle rock without the need for a casing Furthermore the bar features a left hand

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DYWIDAG Geotechnical Product Range

DSI Services Supply of 12 DYNA Force The DYWI 174 Drill Hollow Bar System consists of fully threaded steel bar sections couplers nuts and drill bits It can be drilled and grouted into loose or collapsible soil without a casing The bar sections feature a hollow center that allows for a simultaneous drilling and grouting operation system can be installed in confined spaces

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Case Studies DSI Underground Group

The Hagen Residential Community in Linz DSI Hollow Bar System Recently the Hagen Residential Community was built at the DSI stabilize the largest Excavation for a

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Multibar Assembly DSI Canada

Bar and Hardware Properties Anchorage System and Centralizers Soil Nail Testing DYWIDAG Rock Bolts System Description Anchor Design Anchor Installation Rock Bolt Properties DCP Rock Bolt DYWI 174 Drill Hollow Bar System General Notes Installation Advantages DYWI 174 Drill Hollow Bar System Properties Installation Soil Nails

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DYWI Drill Hollow Bar System ebsgeo com

The DYWI 174 Drill Hollow Bar System is a fully threaded steel bar which can be drilled and grouted into loose or collapsing soils without a casing The bar features a hollow center for simultaneous drilling and grouting and a rope thread for connection to standard drill tooling Manufactured by cold rolling heavy

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Rock and Soil Nail DSI Underground Austria

DSI Hollow Bar System Rock and Soil Nail Rock and Soil Nail Basic Concept Soil nailing is a construction technique generally used for the stabilization of naturally unstable slopes or securing of over steepened existing slopes as well as the stabilization of retaining walls or embankments For Underground applications soil nails are also referred to as rock nails or bolts The basic

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DYWI Drill Hollow Bar System Dywidag Norge

the dywi 174 drill hollow bar system is a self drilling ground control solution used in Civil engineering and underground Construction it features a wide range of applications such as soil nails micro piles rock bolts or ground anchors installations in weak ground and under unstable borehole conditions represent no difficulty and are ideal for the application of the dywi 174 drill

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Use of the DSI Hollow Bar System for the Stabilization of

Use of the DSI Hollow Bar System for the Stabilization of Vijenac Tunnel Use of the DSI Hollow Bar System for the Stabilization of Vijenac Tunnel Use

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20130730 Dsi Dywidag Eta 12 0603 Dywi Drill Hollow Bar

2016 01 19 nbsp 0183 32 Self drilling soil and rock nails DYWI Drill Hollow Bar System Type R32 210 to R51 800 Kit for rock and soil nails Kit with hollow core bars for self drilling nails Validity12 June 2013 11 June 2018 ETA 12 0603 DYWI Drill Hollow Bar System

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DYWI Drill Hollow Bar System Dywidag Norge

drill hollow bar system allows drilling and grouting to be combined as a single operation and complies fully with en 14490 european standard for soil nails soil nails are typically classified as lightly loaded 30 150 kn passive installations the fully bonded feature enables the loose wedge at the surface to be tied into the deeper stable zone soil nails are normally regarded as low

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Rebar Rockbolts DSI Underground Canada

Elongation in 8 quot 200mm 9 minimum 9 minimum 9 minimum 9 minimum Notes USA manufactured to ASTM F432 and ASTM A615 specifications bolts MSHA approved Canada manufactured to ASTM F432 CSA M430 and CSA G30 18M specifications Grade 40 amp 75 available where applicable Notched rebar optional for bending

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R32 Self Drilling Anchor Rock Bolt Hollow Bar Anchor

The hollow bar is continuously threaded it can be cut and coupled anywhere along its length The coupling enables direct end to end energy transmission between each bar reducing losses and ensuring maximum percussive energy at the drill bit DRILL BITS The sacrificial drill bit is an important part of the self drilling anchoring system Choose suitable bits according to different

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Corporate Brochure DSI Underground

DSI Hollow Bar System – ours is a complete and cost effective end to end solution all from one reliable source to simplify your operations and procurement activity Our portfolio includes – Rock bolts and anchor systems – Passive support products including profiles girders mesh and rock bolt straps – Injection resin chemical systems and cartridges – Mineral construction materials

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DSI Hollow Bar Anchors ensure fast Site Development at the

For this reason the mine decided to use the DSI Hollow Bar Anchor as an efficient ground support product to ensure a rapid development of the portal The DSI Hollow Bar Bolt is installed using either air or hydraulically driven rotary drills which ensures high rates of installation and good directional stability Furthermore the ground

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Complete System Solution for dsi schaumchemie pl

Complete System Solution for Application in highly weathered Rock Mass DSI Hollow Bar System for the Alejandr 237 a Hydropower Plant Complete System Solu

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Global production centre for the DSI Hollow Bar System in

2021 10 12 nbsp 0183 32 Mid 2021 we completed the upgrade project of our global production centre for the DSI Hollow Bar System in Austria For more information click here https

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European Technical Approval DYWI Drill Hollow Bar System

DYWI 174 Drill Hollow Bar System Type R32 210 to R51 800 Kit for rock and soil nails Kit with hollow core bars for self drilling nails Validity 12 June 2013 11 June 2018 ETA 12 0603 DYWI 174 Drill Hollow Bar System European Organisation for Technical Approvals Europ 228 ische Organisation f 252 r Technische Zulassungen Organisation Europ 233 enne pour l Agr 233 ment

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DSI Hollow Bar System DSI Underground Australia

The DSI Hollow Bar System is a self drilling ground control solution used for Underground applications and in Civil Engineering Underground it can be used for bolting foot piles face stabilization as forepoling element for pre support or as a lance for injection works

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DSI Underground

We would like to show you a description here but the site won t allow us

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Proven support of underground stopes DSI Underground Group

At first the DSI Hollow Bar System is installed and the bolt head consisting of domed plate and nut is fixed and tensed up Bonding of the hollow bars with Mineral Bolt resin is accomplished in a separate working step using a custom specific high pressure injection pump unit provided by DSI Underground In total 2 100 m 178 roof area in stopes No 101 103 and 105 have been

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DSI Hollow Bar DSI Underground Australia

The DSI Hollow Bar Anchor has an advantage in all applications where normally cased drilling is required The DSI Hollow Bar Anchor System allows for anchoring in both cohesive and non cohesive ground even under limited space conditions Standard Lengths amp Packaging Standard lengths available include 2 0m 3 0m 4 0m 6 0m