Pdf a new method for haul road design in openpit mines to. Traffic control and design of proper lane widths to. The road design manual committee see below will coordinate with the appropriate bureaus and district personnel to determine recommended revisions to the rdm. Road design manual committee using the road design manual comment form. The current state of mine haul road structural design was assessed through the analysis and quantification of existing pavement structural performance. Parking requirements free parking isnt really free. The primary functions of the highway design manual hdm are to. Representing one of the worlds most expansive road networks, we are committed to working cooperatively and productively across all levels of government, to ensure our road network meets the needs of the community, industry and stakeholders. Pdf the design of a haul road for an openpit mine can significantly affect the cost associated with hauling ore and waste to the surface. Road design manual delaware department of transportation. Figure 1three components of a total haul road design strategy sme annual meeting march, 1999, denver, colorado preprint 9990 designing and managing unpaved opencast mine haul roads for optimum performance r. Ad hoc or empirical approaches to roadway design are generally unsatisfactory because of the potential for either overdesign or specification of shortterm lowvolume roads, or conversely and more typically, underdesign leading to excessive operating and road maintenance costs, premature failure and significant safety and productivity impacts.
Pdf a new method for haul road design in openpit mines. Presented by prof roger thompson of the western australian school of mines, curtin university and dr leigh wardle, mincad systems and facilitated through the centre for pavement engineering education cpee, this. This manual is not meant to be comprehensive, rather it is intended to cover most of the issues important to haul road design for reardump trucks that have payloads greater than about 200 tonnes. Unpaved roads are the major component of the road network in most developing countries and comprise a significant portion of the network even in highly developed countries such as the united states. Haul trucks are usually the heaviest, slowest and largest vehicle to traverse the roads on site. A mine operation depends on having good roads so there is no greater priority, as far as road design and construction is concerned, than the quality of the construction process. Mine operation haul roads and ultraheavy dump trucks should be considered as two components of. This version supersedes all previous versions and incorporates all previous revisions. Nov 24, 2009 in case good road design practices are followed, there should not be a need for speedbreakers in the first place. Mine design involves determining haul road parameters. Feb 11, 2011 haul road design haul road switch back system. Cost effective unsealed road design global road technology.
Truck operators map, mdot, issued annually available from the utility coordination and permits section of the development services division b. Pdf guidelines for mine haul road design semantic scholar. During the reconnaissance phase and preconstruction survey the preliminary center line has been established on the ground. Empirical estimations of rolling resistance based on tyre penetration specify 0. Road design 22 free download as powerpoint presentation. It is important to realise that the function of the road reserve is. Welcome to our site for resources on mine haul road design you will find an extensive array of articles, papers, reports and software. The purpose of road design is to produce specifications for road construction by determining the optimum road geometry that will accommodate the design vehicle configuration for load and alignment, traffic volume and provide for user safety, while minimizing the cost of construction, transportation, maintenance, and deactivation during the expected life of the road. The design standards for these roads are those of the class a and class b access roads as provided in the unpaved forest road handbook 874. Recognised standard 19 design and construction of mine. These roads are built to lower engineering standards and have minimal material. Starting from the traditional design process this book introduces a 3dimensional geometric design process of urban and rural road design. Typical road structure cross section sub grade, base. Traffic management audit guide department of mines.
Attempt should be made to see if a better road design can solve the problems being attempted to with speed breakers. Tensar design resources for haul roads tensar triax tx5 tensar triax tx7 woven geotextile. Wa main roads road and traffic engineering standards austroads guides. Ongoing reference to the chapter on planning is necessary to ensure that the road as ultimately designed matches the intentions regarding its function. Road design using civil 3d quick start guide all steps. Pavement meeting all the requirements above have been product if six distinctly different construction processes as follows. Arrb 2009 design of surface mine haul roads us department of interior, bureau of mines information circular 8758, 1977. The paper advocates the use of more sophisticated pavement design methods such as the. The design of a haul road for an openpit mine can significantly affect the cost associated with hauling ore and waste to the surface. Section 303 earthwork design wyoming department of.
Haul road structural design haul road design resources. Chapter 3 section 303 earthwork design 4 august, 2011 introduction general. Center line alignment influences haul cost, construction cost, and environmental cost e. Your road design crew is then the dozer operator who maybe hasnt had any formal roadbuilding training and has no basic road design standards to work from. The haul road design was modified such that the vertical deflection at the road surface is less than 8. Caterpillar haul road design and management numeralkod. Seasonal roads are designed for longterm periodic use, such as during dry and frozen periods. The design manual for roads and bridges dmrb contains information about current standards relating to the design, assessment and operation of motorway and allpurpose trunk roads in the united kingdom.
The haul truck turning radius, braking capacity and sheer size must be considered in the design of any permanent haul road. A surface mine s safety and health management system must provide a specification for the design and construction of mine roads to enable the safe movement of vehicles about the mine. In this video you will find how to design a road with all data, step by step, form drawing formatting to final road corridor. Design of surface mine haulage roads a manual by walter w. You can find the information you need for permits here. One of the major tasks in roadwa y construction is removing and placing earth materials to. 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. Cofferdam when the department specifies the construction of a bridge pier in, or adjacent to a stream, the contractor may be required to drive sheet piling into the stream, creating a cofferdam. The rural road design, maintenance, and rehabilitation guide was developed to provide the counties of south dakota with an established, uniform set of guidelines for. Tensar is more than just geogrid, let us show you how. Aspasa aggregate and sand producers association of south. This paper briefly summarizes the evolution of mine haul road design, from the seminal usbm work of kaufman and ault in 1977, through to current geometric, structural, functional and maintenance management design components. Well designed and maintained haul roads are the key to minimizing truck haulage on road hazards and costs, as well as increasing productivity.
Specification for design and construction of mine roads. Optimizing haul road design transportation association of canada. This philosophy was coined in the united states as contextsensitive design csd and represents an approach in which a balance is sought between safety and mobility needs within the community interests. Rural road design, maintenance, and rehabitation guide. Location and design division location and design business.
This bureau of mines publication contains a complete manual for design of surface mine haulage roads. Haul road cross section design number of layers may vary according to specific design and material availability surface wearing course base layer subbase layer subgrade fill subgrade insitu road drain permanent plastic strain due to shear failure poor haul road good haul road more severe. Haul road width must be considered in the overall pit design. In fact, the average parking space costs more than the average car. Highway design manual new york state department of. Vdot governance document location and design division issued january 2005 rev. Unlike the advances made in building, ship and aircraft design, road design is still carried out in a traditional way which is more than fifty years old. Introduction to geometric design nptel may 3, 2007 we will discuss on alignment, classi cation and factors a ecting gd. Channelization of road the direction of the traffic flow into definite paths, by means of traffic markings, islands, or other means. Function of capacity of the road and the size of the equipment. Main roads are responsible for delivering and management of a safe and efficient main road network in western australia. To help maintain our transportation network, permits may be required to build new access to a state roadway, to drive an overweight or overheight vehicle, or cross certain bridges. This study proposes a new method for haul road design in open. The aim of the paper is to develop a mechanistic structural design procedure for mine haul roads.
Set out below are the main requirements of constructing permanent haul roads. Standards for highways design manual for roads and. Pedestrian and cyclist paths further work is required to complete the transition of content from the. Mar, 2016 unsealed road design unsealed roads are a cost effective method of providing transport solutions, particularly in rural locations in which the use of a spray seal or asphalt surfacing would not be economical. Centre bunds were present and in compliance with design and construction of haul road. Heat a viscous bituminous binder to make it fluid, then in a plant mix it with heated. Design is principally concerned with converting to physical dimensions the constraints introduced by planning concepts. These often include links to isolated communities, rural freight corridors and emergency tracks. Road design manual, deldot, delaware department of transportation, delaware. Pdf guidelines for mine haul road design researchgate. The basic objectives in geometric design are to optimize efficiency and safety while minimizing cost and environmental damage. This version supersedes all previous versions and incorporates all. It is unlikely that the overall percentage of unpaved roads will.
Note that as the accessibility of road increases, the speed reduces. Haul roads deteriorate with time due to the interactive effect of traffic load and specific subgrade insitu material strengths and structural thicknesses. The design should be done so that to meet the above requirements for considerable number of years need proper design and construction supervision. The manual covers such aspects of haulage road design as road alignment, both vertically and horizontally, construction materials, cross slope and drainage provisions.
The need to develop a practical structural design method for mine haul roads was identified. In this video you will find how to design a road with all data, step. Another factor affecting the design of haul roads is the type of tire used on haul trucks. The most recent version of the road design manual is presented. Roadway design manual 1 txdot 052010 preface the roadway design manual was developed by the texas depart ment of transpor tation to provide guidance in the geometric design of roadway facilities. Rural road management guide, provides direction for establishing countywide management systems for rural paved and gravelsurfaced roads. The classi cation based on speed and accessibility is the most generic one. It should be not ed at the outset that this document is a guide containing geom etric design recommendations and does not represent an absolute.
Road planning and design manual 2nd edition volume 3, transport and main roads, november 2014 11 part 6a. And, as shown in the image above, the corridor can be viewed from a 3d perspective giving the designer a clearer sense of its construction when compared to a model that is purely numerical. A new method for haul road design in openpit mines to. In addition, a network of regional sales managers and technical support staff are available to provide local assistance and onsite support. Mass haul diagrams geometric design manual2002 page 114 ethiopian roads authority e the area between a balance line and its corresponding loop of the mass curve is a measure of haul product of the volume and distance in stationmeters. The vehicles that are expected to use the road and the design road speed. For a primary haul road regularly used for 2way traffic. Road parameters are limited by the largest and usally least agile vehicle on site. As a general guideline, sufficient access is typically achieved when 1 mile of. A mechanistic structural design procedure for surface mine. The geometric design of roads is the branch of highway engineering concerned with the positioning of the physical elements of the roadway according to standards and constraints. Inspectors can use the information in this handbook to help identify potentially hazardous haul road conditions or conditions that warrant a more indepth evaluation.
One of the first, and arguably most important initiatives to formalize the approach to design and management of mine haul roads was the usbm 1977 information circular 8758 design of surface. In addition, haul road design issues were also gathered from various published sources that are referenced in the guidelines for mine haul road design. This bureau for design of surface mine haul road covers such aspects of haul road design as road alignment both vertical and horizontal, construction materials, cross slope, and drainage provisions. Pdf on jan 1, 2001, bruce regensburg and others published guidelines for mine haul road design find, read and cite all the research you need on researchgate. Road design basics with autocad civil 2009 and autocad civil 3d 2009 4 calculated. A critical concern is that design features such as the width, steepness, and layout of the roads be. Fundamentals of road design witelibrary home of the transactions of the wessex institute, the wit electroniclibrary provides the international scientific community with immediate and permanent access. Haul road design workshop newcastle monday, 7 march 2016 overview. Pit haul roads are roads that are used by haul trucks and other mine traffic in and around pit areas including, in pit haul roads and ramps, bench roads, dump roads and ramps, etc. It is imperative that construction guidelines are followed by operations personnel. The work would also be useful as a course book for students of road design. As a reference book, it supports the ongoing training process for road transportation engineers in planning offices and public bodies. Deed, quitclaim a deed conveying, without warranty, any title, interest, or claim that the grantor may have in the estate conveyed.
Mine haul road design and management best practices for safe and costefficient truck haulage roger thompson, curtin university of technology, wasm, kalgoorlie wa, australia abstract well designed and maintained haul roads are the key to minimizing truck haulage on road hazards and costs, as well as increasing productivity. Haul road structural design concerns the ability of the road to carry the imposed loads without the need for excessive maintenance or rehabilitation. Road design basics with autocad civil and civil 3d 2009 final. With this history of haulage related problems in mind, the bureau of mines undertook a project to produce a design manual that would ultimately guide surface. Mine haul road maintenance management systems internal friction and most importantly, wheel load and road conditions. Table 11 from guidelines for mine haul road design. Any specialist working in the transportation sector can use it as a reference book. A rural twolane collector highway containing 6 ft 1. The functional design of surface mine haul roads functional design will include a certain amount and frequency of maintenance watering, grading etc.