The GIS for Surveyors book explains how surveyors use Geographic Information Systems (GIS) technologies to support land surveying activities and how GIS helps surveyors work more effectively and efficiently. Additionally, the book covers how surveyors support GIS data development, integrity, and spatial accuracy. GIS concepts, overviews, and specific examples are presented on a variety of topics related to Geographic Information Systems relevant to land surveying. The book also addresses important issues and helpful applications. Major topics covered are GIS fundamentals, data sources, using GIS in the survey office, using GIS in the field, surveying for GIS, and spatial accuracy considerations.
The GPS Signal - Biases and Solutions - The Framework - Receivers and Methods - Coordinates - Planning a Survey - Observing - Postprocessing - RTK and DGPS.
Economists, geographers and surveyors are beginning to recognise the powerful tool which a Geographical Information System (GIS) offers in effective property management. It provides a means of managing land and property information digitally and in a geographical context, and allows for rapid access to information and a means of analyzing that information in a geographical context. GIS in Land and Property Management shows how to use GIS, both in principle and in practice. It introduces digital mapping and GIS, along with a brief history of the development of GIS and LIS, all with an emphasis on property. In presenting the spectrum of GIS applications in property management it gives a number of case studies from a variety of market sectors, and it analyzes the issues to provide guidance and a number of recommendations for the implementation of GIS. At the same time common themes and issues are drawn out to present a coherent message for students and practitioners. The book is useful for undergraduate and postgraduate students on land management, built environment, economics and geography courses, and for property professionals, in both public and private sectors, looking to GIS as a property management decision aid.
This book examines every aspect of least square adjustment. It defines terms and introduces readers to the fundamentals of errors and describes methods for analyzing them. It also illustrates the application of least squares in adjusting a wide range of survey types and provides detailed coverage of applications of least squares to GPSs and GISs.
Real Estate and GIS focuses on the application of geographic information systems (GIS) and mapping technologies in the expanding property and real estate discipline. Whilst a thorough understanding of location is understood to be fundamental to the property discipline, real estate professionals and students have yet to harness the full potential of spatial analysis and mapping in their work. This book demonstrates the crucial role that technological advances can play in collecting, organising and analysing large volumes of real estate data in order to improve decision-making. International case studies, chapter summaries and discussion questions make this book the perfect textbook for property and applied GIS courses. Property and real estate professionals including surveyors, valuers, property developers, urban economists and financial analysts will also find this book an invaluable guide to the understanding and application of GIS technology within a real estate industry context.
This state-of-the-art exploration of the theory and applications of geometrics recognizes the expansion and advances in the fieldandthe broadening of the allied disciplines that have a direct interest in the newest technological approaches to geo-data collection, processing, analysis, management, and presentation. Exceptionally well-written by a teacher/surveyor manager with many years of experience, it provides a comprehensiveinsider'sview of what's important, what works, and how it all fits together. Divided into three parts—Fundamentals, Remote Sensing, and Engineering Applications—it covers both traditional topics in surveying and the more recently developed topics in geographic information systems (GIS), global positioning (GPS) and airborne imagery, together with satellite imagery (remote sensing)—all with a focus on applications of interest to the fields of in civil, surveying, and geological engineering, physical geography, environmental, natural resources, etc. Features an appendix of 11 field projects involving the fundamentals of taping, leveling, and angle acquisition, and applications in data gathering, stake-outs for buildings, curves, and pipelines.An Introduction to Geometrics. Distance Measurement—Taping. Electronic Distance Measurement (EDM). Leveling. Angles and Directions. Transits/Theodolites. Traverse Surveys. Electronic Surveying Measurements. Topographic Surveying and Mapping. Geogramic Information Systems (GIS). Global Positioning Systems (GPS). Control Surveys. Land Surveying. Airborne Imagery. Satellite Imagery. Highway Curves. Construction Surveying.For anyone interested in the state-of-the-art theory and applications of Geomatics/Surveying.
Coordinates are integral building tools for GIS, cartography, surveying and are vital to the many applications we use today such as smart phones, car navigation systems and driverless cars. Basic GIS Coordinates, Third Edition grants readers with a solid understanding of coordinates and coordinate systems and how they operate as well as valuable insight into what causes them to malfunction. This practical and comprehensive guide lays out the foundation of a coordinate system and the implications behind building it as it elaborates on heights, two coordinate systems, and the rectangular system.The previous editions described horizontal and vertical datums such as the North American Datum 1983 (NAD 83) and the North American Vertical Datum 1988 (NAVD 88). Both will be replaced in 2022 or thereabouts. The National Geodetic Survey (NGS) plans to replace NAD83 with a new semi-dynamic terrestrial reference frame for North America and a new vertical datum will replace NAVD88. The foundation of the new vertical datum will be a temporally tracked gravimetric geoid. The interim period is intended to smooth the transition to the new paradigm and this new edition explores the changes and provides assistance in understanding them.
Targeting those charged with launching or implementing a geographic information system for their organization, this book details a practical method for planning a GIS proven successful in public and private sector organizations.
This book covers fundamental aspects of spatial data modelling specifically on the aspect of three-dimensional (3D) modelling and structuring. Realisation of "true" 3D GIS spatial system needs a lot of effort, and the process is taking place in various research centres and universities in some countries. The development of spatial data modelling for 3D objects is the focus of this book.
New methods of acquiring spatial data and the advent of geographic information systems (GIS) for handling and manipulating data mean that we no longer must rely on paper maps from a single source, but can acquire, combine, and customize spatial data as needed. To ensure quality results, however, one must fully understand the diverse coordinate frameworks upon which the data are based. Datums and Map Projections provides clear, accessible explanations of the terminology, relationships, transformations, and computations involved in combining data from different sources. The first half of the book focuses on datums, exploring different coordinate systems and datums, including two- and three-dimensional representations of Earth coordinates and vertical datums. After an overview of the global positioning system (GPS), the author introduces the fundamentals of map projections and examines the different types. He then presents models and procedures for transforming directly between data sets. The final chapter presents case studies of projects that illustrate the types of problems often encountered in practice. Newcomers to the field will welcome this treatment that, instead of detailed mathematics, uses lucid explanations and numerous examples to unravel the complexities of the subject. For more experienced readers, the book is a valuable reference that answers specific questions and imparts a better understanding of transformation operations and principles. Features
