road maintenance function rock drill

How do jackhammers and pneumatic drills work?

Jul 01, 2019 · Jackhammers, and the air compressors that power them, come in all different shapes and sizes. The drill bits on the end are interchangeable too. There are wide chisels, narrow chisels, and tools called moil points for fine work. A skilled drill operator can loosen chunks of road …

Road Maintenance Products - Creighton Rock Drill Ltd.

ROAD MAINTENANCE Creighton Rock Drill Ltd. has a line up of unique snow plowing solutions for any road condition. The Joma 6000, SharqEdges, and the Kennametal I.C.E. blades are all unique products that cannot be found anywhere else. Regardless of your grading or plow conditions, we have a …

Road Maintenance - Creighton Rock Drill Ltd - sales ...

ROAD MAINTENANCE. Creighton Rock Drill has a line up of unique snow plowing solutions for any road condition. The Joma 6000, SharqEdges, and the Kennametal I.C.E. blades are all unique products that cannot be found anywhere else. Regardless of your grading or plow conditions, we have a …

Weiler Products | Rock Drill

The frame and robust undercarriage provide durability for the demands of drilling and navigating rough terrain. The frame supports the upper machine weight with excellent maneuverability due to its low center of gravity, high ground clearance and independent track oscillation.

Drilling in Rock--What You Should Know

Nov 23, 2015 · “The harder the rock, the higher the differential pressure you have to run to fracture the rock,” he says.” With the advances in tooling technology, as well as rig technology, the lifespan of rock tools has grown. Proper maintenance is also a must to keep those tools running.

Drilling Concrete | Road Maintenance | E-Z Drill

Drill into our equipment and you’ll find a machine that’s perfect for your latest challenge, from road maintenance to highway repair, drilling to pinpointing gas leaks. Our full line includes slab-rider, on-grade and equipment-mounted dowel drill models that come in single- …

ATLAS COPCO SECOROC YT29A OPERATOR INSTRUCTIONS …

Drilling Starting the rock drill 1. Open the main valve for compressed air. 2. Open the cock for the flushing water. 3. Adjust the feed control lever to give a suitable feed force for collaring the hole. 4. Align the rock drill so that the working tool touches the desired collaring point. 5.

SANDVIK RD525 ROCK DRILL

ROCK DRILL Sandvik RD525 hydraulic rock drill is designed for face drilling on Sandvik mine development and tunneling jumbos. It is also suitable for bolt hole, exploration and injection hole drilling. Sandvik RD525 is a hydraulic percussive rock drill with …

ATLAS COPCO RD20III

During most drilling functions, the RD20III derrick structure is actually operating in tension rather than in compres- sion, as seen when pulling heavy loads in a conventional derrick design. The carriage feed system in the RD20III provides an overall efficiency in the high-90% range.

RD525 Rock drill — Sandvik Mining and Rock Technology

Sandvik RD525 hydraulic rock drill is designed for face drilling on Sandvik mine development and tunneling jumbos. It is also suitable for bolt hole, exploration and injection hole drilling.

Rock Drills: Pneumatic/Air, Hydraulic and Gas Powered Rock ...

First – it is important to understand that a percussion rock drill does not cut through rock. Each blow shatters the rock in front of the bit - the steel and bit then rotates slightly and it shatters new rock while air is blown down the center of the drill steel clearing the bit …

4. ESTIMATING ROAD CONSTRUCTION UNIT COSTS

A relatively complex surfacing operation requires developing a 20,000 cubic meter solid rock source (26,400 cubic meters in the road prism) to surface 26.4 km of road including shooting and crushing rock, loading, transporting, and spreading rock as follows. To open up rock source, use data from clearing and common excavation:

Standard Operating Procedure No. 6 Drilling, Logging, …

Questa Rock Pile Stability Study 6v4 Page 1 Rev. 6v4 10/30/2008 Standard Operating Procedure No. 6 Drilling, Logging, and Sampling of Subsurface Materials REVISION LOG Revision Number Description Date 6.0 Original SOP 12/03/03 6.1 Revisions by McLemore 1/19/04 6.2 Revisions by PJP 5/20/2004 6v3 LMK added forms, minor formatting edits,

Underground Mining Methods and Equipment

The primary operations required in underground are rock breakage an d material handling. If the target is sufficiently soft (e.g., coal and rock salt), mechanical excavation utilizing continuous miners, shearers, ploughs/plows, and so on, can be employed. In contrast, drilling and blasting are usually employed when the ore is too hard for cutting.

Sinkers/surface rock drills - Chicago Pneumatic

Our rock drills are the way to go. They offer a streamlined design, low air consumption and are easy to handle. On top of that, you can count on a high performance, robustness and low maintenance costs. Furthermore, the lubrication system keeps working parts constantly protected and the constant drilling speed helps maintain a long service life.

ANCHOR / MICROPILE FOUNDATION DRILL RIG

Anchor/Micropile drill rig: A machine (sometimes known as a crawler drill) for drilling in soil or rock utilizing either percussive, rotary or vibration principles (or a combination of principles) which may involve the addition of drill rods, tubes, casings or augers etc., normally threaded, as the hole extends.

LIST OF MAJOR CONSTRUCTION PLANTS & EQUIPMENTS

0801 Rock Drills 0802 Compressors 0803 Pavement Breakers SLIP FORM EQUIPMENT: 0901 Slip form Jacks 0902 Hydraulic Pump 0903 Tapering Slip Form LIFTING & HANDLING EQUIPMENT: 1001 Cranes 01-10 Ton 1002 Cranes 11-20 Ton 1003 Cranes 21-50 Ton 1004 Cranes 51-75 Ton 1005 Cranes 76-100 Ton 1006 Cranes 101-150 Ton 1007 Cranes 151-200 Ton

Rock drills - Atlas Copco South Africa

Pneumatic rock drills. Surface and underground rock drills, for light and heavy drilling jobs. From blast hole drilling, to quarrying, anchor and wedge hole drilling, raise driving and bolting, these rock drills offer an excellent power-to-weight ratio and performance.

Sonic Drilling Rigs | Geoprobe Systems®

The power of Geoprobe® sonic drilling rigs comes from the GV5 sonic head. The 50,000 lbs. of dynamic force has the power to advance up to 12-inch diameter tooling. And with 4,000 lbf at 90 rpm, the 2-speed rotation drive has the torque needed to maintain rotation in tight formations.

Directional Drills Utility Installation | Equipment | Vermeer

With a range of size and power offerings across our drill lineup, Vermeer has made a commitment to helping you tackle jobs in the tightest spaces and in the most difficult ground conditions, helping to maximize your productivity and improve your efficiency as you work to meet demanding deadlines.

How does Sonic Drilling work - Eijkelkamp SonicSampDrill ...

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ATLAS COPCO PIONJÄR OPERATOR'S HANDBOOK MANUAL …

View and Download Atlas Copco Pionjär operator's handbook manual online. Motor Drills and Breakers. Pionjär Drill pdf manual download. Also for: Pico 14, Cobra mk1, Pionjär 120, Pionjär 130, Pionjär 140, Pionjär 150, Cobra 149, Cobra 248.

Copy of Rock Blasting Fundamentals

PDHonline Rock Blasting Fundamentals Slide No. 3 Introduction zThe rock must fracture enough to displace it and break it down to the size of the intended use. zRock Blasting consists of drilling holes in a rock mass at depths, in diameters, and at spacing so that an

Drills - Power Tools - The Home Depot

Drills are key power tool staples for every DIYer and homeowner. Some electric drills have power cords and require an electrical outlet and steady supply of electricity for proper operation. Cordless drills offer unlimited range and maximum power with a fully charged battery and are available in 12-, 18- and 20-volts. Handheld power drills can perform a variety of tasks.

Rock Drills, Sinker Drills by Chicago Pneumatic (CP ...

Ideal for drilling operation which are above the capacity of CP 0009 and where a full size rock drill would be unwieldy, the CP 0014 is the ideal tool. As a rock drill with a normal depth rating of up to 0.6m (more favorable circumstances), it can be used for:

Hammer Drill Comparisons - Hilti USA

Hammer Drill Bits (SDS) Our SDS hammer drill bits are designed with a full carbide head and unique head and helix design to drill faster than any other drill bits - in , brick, masonry, and more. Shop for Hammer Drill Bits (SDS)

FHWA Technical Manual for Design and Construction of Road ...

Road tunnels are often lined with and internal finish surfaces. Some rock tunnels are unlined except at the portals and in certain areas where the rock is less competent. In this case, rock reinforcement is often needed. Rock reinforcement for initial support includes the use of rock …

Manuals - Rock Drills

CALL 502.244.0004 | TOLL-FREE 800.245.0330. Menu. Home; Products; Service; Parts. Manuals; Catalogs; Rentals; Contact

Rock Drills, Sinker Drills by Chicago Pneumatic (CP ...

The CP 0009 and CP 0014RR rotary hammers are designed for a wide variety of construction and maintenance applications such as driving or setting masonry anchors and drilling holes in , bricks or rock. As a hammer, these tools can be used for chipping, …

Hand Held Rock Drilling for Mining | Efficient and ...

You need a rock drill that lets you focus on drilling accurate blow and support holes. Fast and safe. The RD100 has a soft start function that is easy to reach with one hand. This means you can work with more precision, and collaring is made especially easy. When it’s time to go faster, the RD100 is one of the most powerful drills on the market.

Top 10 Manual Hand Drills of 2019 | Video Review

Jul 12, 2019 · For starters, manual drills are much easier to use when you need to apply a gentle amount of force. Most inexpensive power drills have little to no control over their speed, and if you’re working with a sensitive wood project or trying to bore a tiny hole in plaster or drywall, a power drill might overdo it.

Directional Drills Utility Installation | Equipment | Vermeer

Directional Drills - Utility Installation. Continuing to set the drilling standard on jobsites around the world. From a heritage of underground utility installation going back decades, Vermeer has been a market leader and innovator in the horizontal directional drill industry for more than 20 years.

Chapter 8 BLAST DESIGN - National Park Service

While the relative rock hardness has an effect both on drilling and explosives performance, environmental factors exert their influence as well. Among the factors to consider in studying drilling costs are: bit costs, labor, fuel consumption, penetration rates, maintenance, machine life, and machine cost. For example, severe water

4 Scope of Work - OilSNS

4.3 Civil Work and Maintenance 1. The land for the drill sites will be provided by ONGC, measuring 120m x 120m for each of the 4 sites. Land for flare point along with pathway as per statutory requirement will also be provided by ONGC. The approach roads to the drill sites will be made by ONGC in consultation with the Contractor. 2.

CHAPTER 7 ROAD MAINTENANCE

Road maintenance is essential in order to (1) preserve the road in its originally constructed condition, (2) protect adjacent resources and user safety, and (3) provide efficient, convenient travel along the route. Unfortunately, maintenance is often neglected or improperly performed resulting in ...

Design of Surface Mine Haulage Roads - A Manual

Design of Surface Mine Haulage Roads – A Manual By Walter W. Kaufman and James C. Ault ABSTRACT This Bureau of Mines manual for design of surface mine haulage roads covers such aspects of haulage road design as road alignment (both vertical and horizontal), construction materials, cross slope, and drainage provisions.

Drilling Rock: Choosing the Proper Tool - Trenchless ...

Jan 09, 2019 · While there are different types of rock bits for nearly any kind of rock, this is only suggested to be used for short rock shots and an every once and a while use. If a driller plans on being in rock all the time, it is suggested to use one of the other three types of rock drilling methods talked about in this article.

The Horizontal Directional Drilling Process

HDD pilot hole operations are not unlike those involved in drilling a directional oil well. Drill pipe and downhole tools are generally interchangeable and drilling fluid is used throughout the operation to transport drilled spoil, reduce friction, stabilize the hole, etc.

Cat | Drill Rigs | Rotary Blasthole Drills | Caterpillar

Cat Rotary Blasthole Drill Rigs offer substantial technology, efficiency and productivity improvements to efficiently reach your mining targeted productivity rates. Learn more about our mining drills here.

Drills - Power Tools - The Home Depot

To ensure your drill delivers the ultimate performance, pair it with the right drill bit for the material you are using. Wood, metal, plastic and masonry each require different types of drill bits. If you use the wrong drill bit, your drill will have to work harder and may provide subpar results.

Rockdrilling Equipment | Top, Mine Rock Drilling Equipment ...

Welcome to Rockdrilling Equipment, your trusted specialist Mine Rock Drilling Equipment in Polokwane Rockdrilling Equipment was established in 2000 as we recognized the need for quality mining equipment and relevant accessories as well as product support and service.

Hammer Drill Comparisons - Hilti USA

Comparing Hilti Hammer Drills. Get the right combihammer drill for the job. Combihammers for SDS-plus and SDS-max systems, are designed for higher performance, durability and drilling speed while drilling, coring and chiseling in .

What is a Pneumatic Drill Machine? - Brighthub Engineering

Pneumatic drill machines, or air drills, operate by using compressed air as the provision of power. The pneumatic drill machine may also be known as a jackhammer. They are used for several purposes including drilling and reaming. It produces extensive vibration due to which the operator control of the machine has to be firm.

3230DT Environmental & Geotechnical Drill Rig | Geoprobe ...

The rotation function of the head allows for different drilling techniques, such as air rotary, wet rotary, overburden rotary systems, augering and rock coring. The rotation function handles the full 80,000 lbf of pullback required for a machine of this magnitude.

Spare parts catalog and manual for ATLAS COPCO machine's

Rock drill : Number cat. Model. Name manual. ATC08-001: Boltec 235: Drilling Rig ATLAS COPCO Boltec 235 Spare parts catalog: ATC08-002: Boltec 235: Drilling Rig ATLAS COPCO Boltec 235 Operation and maintenance manual: ... Drilling Rig ATLAS COPCO Rocket Boomer 281 Operation and maintenance manual: ATC08-032:

Prepared for: MeMO 2016 - Reducing Mining Costs and …

Total Drill Footage –6500 metre Drill Tools (bits, steel, hammer, etc.) –(total per stope or foot) - $3.00/ft Equipment Cost –(based on $/hr) $4.00/ft Allowance (10%) –$0.70/ft Total Drill Cost -$7.70/ft or -$2.10/ton ITH Service Costs ITH Rental -$10,000/m Drill footage per month –3,000 ft

Guidelines For A Successful Directional Crossing Bid …

Guidelines For A Successful Directional Crossing Bid Package€ II. LAYOUT AND DESIGN A. ACCESS - Heavy equipment is required on both sides of the crossing. To minimize cost, access to either side of the crossing should be provided with the least distance from an improved

How Does a Drill Bit Work? | Rigzone

A drill bit is what actually cuts into the rock when drilling an oil or gas well. Located at the tip of the drillstring, below the drill collar and the drill pipe, the drill bit is a rotating ...

PV-235 | Epiroc

PV-235. The most versatile blasthole drill available for drilling 171mm to 270 mm (6-3/4” to 10-5/8”) holes with up to 12 m (40 ft) clean hole single pass capability. Single pass capability Fuel efficient design Rig Control System (RCS) is standard

Hand tool - Drilling and boring tools | Britannica

Hand tool - Hand tool - Drilling and boring tools: A varied terminology is related to making holes with revolving tools. A hole may be drilled or bored; awls, gimlets, and augers also produce holes. An awl is the simplest hole maker, for, like a needle, it simply pushes material to one side without removing it.

IX. DRILLING PHASE: DRILLING, CASING AND …

Drilling fluids must be used when drilling wells with a rotary rig. The fluids are pumped down the drill string, out through holes (jets) in the drill bit and up the wellbore. The moving fluid cools and lubricates the bit and removes the rock cuttings that would otherwise collect at the bottom of the wellbore.

DCR20 Down The Hole Drill | Rock Drills | Furukawa FRD

DCR20 Down The Hole Drill – Reliable and Proven Performance The DCR20 is a proven and reliable resource for drilling operations around the world. These drills have been tested in soft, medium and hard rock conditions with multiple end-users and applications providing deep holes from 3.5″ to 6.5″ at fast drilling rates with low maintenance.

Hammers (Rotary & Demolition) - boschtools

Drill Bits; Hole Saws; Jig Saw Blades; Masonry / Concrete Drilling / Demolition; Metal Cutting, Grinding & Brushing Accessories; Oscillating Multi-Tool Accessories; Planer Blades; Power Handsaw Blades; Reciprocating Saw Blades; Router Bits and Components; Sanding and Polishing; Screwdriver Bits; Taps and Dies; Power Tool Attachments. Abrasive ...

Army Sustainment | The United States Army

Jan 16, 2020 · Background. Army Sustainment (ISSN 2153-5973) is a quarterly professional bulletin published by Army Logistics University, Fort Lee, Virginia, for the Department of the Army.

Tools Parts Breakdowns

THD-1100U Rock Drill (CP9-A) TJ-15 Rock Drill (RD-30) TJ-20 Rock Drill (RD-40) TJ15 Safety & Operating Instructions; TJ20 Safety & Operating Instructions; TS-55 Rock Drill (RD-60) Toyo. Other Tools. F4 Backfill Tamper - Parts No Longer Available; F5 Backfill Tamper - Parts No Longer Available; NC20 50 75 100 Chipping Hammers - Parts No Longer ...

Drilling Machine [Parts, Types, Tools, Operations] with PDF

The drilling machine is defined as a machine which is used to make a circular hole, a tool used to drill the holes of different size and other related operations using a drill bit.. The drilling machine is one of the most important machines in a workshop. As regards its importance it is second only to the lathe machines.Holes were drilled by the Egyptians in 1200 B.C. about 3000 years ago by ...