The principle involved in chain survey is of triangulation. There are two forms of the book i single line and ii double line. Procedures outlining each fieldwork have been comprehensively covered. Scope of manual this manual, in general, covers divisionwide surveying policies and procedures and appropriate reference material. We hope students all over the world will find it helpful. Basic land surveying technique is the finding of the comparative spatial position of points on or in close proximity to the surface of the earth.
Jun 16, 2015 chain surveying, it is a method of surveying in which no angles are measured but only linear measurement is taken in the field by using a chain or tape measure. The double line field book as per below drawing no1 is most. Therefore the main characteristic of the map is that, there is no need. Chain surveying, it is a method of surveying in which no angles are measured but only linear measurement is taken in the field by using a chain or tape measure. Field book example please remember that you can use additional pages to clearly show all necessary. This is recorded on the surveyors field book sheet.
Chain surveying definition, details, procedure civil engineering. Mar, 2018 chain surveying with all equipment chain,arrow,pegs,ranging rod,offset rod duration. Record the number of paces for each trial in your field book. Nor is it a substitute for surveying knowledge, experience or judgment. This is most suitable adapted to small plane areas with very few details. Field book all observations and measurements taken during chain surveying are to be recorded in a standard field book. Principles and methods of surveying in civil engineering. Bookingthe field book should be neat and consistent. The duties of the leader the chain man at the forward end or head are. Compass surveying principles use of prismatic compass, measurement of. Baseline equipment company 215 cap ct, ste a eugene, or 97402 877 8443101 fax.
The information found within this section is a product of the former texas department of transportation txdot metric surveying subcommittee and the standing committee on surveying scos. All observations and measurements taken during chain surveying are to be recorded in a standard field book. These spaces represent the chain line and are meant to record any changes that need to. These procedures shall be supplemented by the specific survey instrument manufacturers recommendations and. The chapter has been revised with respect to general surveying practices relevant to the nrcs engineering practices and includes new sec. Some typical topics that might be addressed in laboratory sops.
Aug 03, 2018 chain surveying in the field procedure of chain surveying. Engineering field handbook chapter 1 surveying preface this manual is a revision of the engineering survey chapter of the 1969 soil conservation services engineering field manual for conservation practices. Assist in the assembling of all available project data to be furnished to field personnel. It provides a convenient onevolume reference on all aspects of the subject. Pugh j c 1975, surveying for field scientists, methuen, 230pp, isbn 0416075304 genovese i 2005, definitions of surveying and associated terms, acsm, 314pp, isbn 0976599104. Describe the role of the field engineer in quality control.
In the field, make adjustments only when the instrument results are poor or require excessive manipulation. Basic surveying manual michigan technological university. The necessary requirements for field work are chain, tape, ranging rod, arrows and. This unique and practical handbook compiles essential information on stateoftheart technology, standards, resources, legal issues, and office management of professional surveying. In landsurveying speech, a monument is any identifiable object that occupies a permanent location in the field and serves as a reference point or marker for a boundary.
These spaces represent the chain line and are meant to record any changes that need to be kept separate. Chain tape surveying is the simplest form of detail surveying. The wisconsin statutes still describe rightofway as 3 or 4 rods. So, this fieldwork aimed to train the student on the following process. This is a very basic example of filling out the field notes from a paper example that could be used prior to actually using. Chain survey method for performing chain surveying how to. The field book is an oblong book with a hinge at the narrow edge, and the chain is represented in it by one or two red lines or blue lines ruled down centrally along the length of each page. Through the scope, locate the rebar or point of beginning. Before starting survey work, the surveyor should walk over the whole area to be surveyed in order to examine the ground and determine the possible arrangement of framework of survey. Rods are commonly used in early highway rightof way descriptions. The field book is an oblong book with a hinge at the narrow edge, and the chain is represented.
A monument may be a natural monument, such as a rock, a tree, or the edge of a stream. Surveying field books, engineering field books, mining field. The field book chain surveying, surveying and levelling edurev. Surveying is a very important part of civil engineering. Procedure for surveying the given open field closed traverse. In chain surveying the sides of the triangles are measured directly on the field by. The entire procedure for chain surveying can be divided into three major groups.
Surveying or land surveying is the technique, profession, art and science of determining the terrestrial or threedimensional positions of points and the distances and angles between them. Maintenance of surveying equipment repair of survey tools. Survey field procedures manual prepared by the division of. Chain surveying is best used for smaller planes with few details.
Field work in chain survey surveying in civil engineering. Surveying is the art of determining the relative positions of different objects on the surface of the earth by measuring the horizontal distances between them, and by preparing a map to any suitable scale. Surveying equipment is being used under most stressful conditions. Chain surveying in the field procedure of chain surveying. The main principle of chain surveying or chain triangulation is to provide a framework consist of number. It is a basic course for all universities for civil engineers. A little scope is located at the lower part of the theodolite. Field book is an oblong book hinged at the narrow edge having a chain represented in it either by one or two red or blue lines ruled down the centre of the length of each page. Calculate the average number of paces for each distance.
Introduction to lab procedures field notes most of the assignments in this lab will be carried out in the field. In this method thelengths of lines marked on the field are measured, while the details are measured byoffsets and ties from these lines. May 12, 2020 procedure of field work chain surveying, surveying and levelling agricultural engineering notes edurev is made by best teachers of agricultural engineering. This document is highly rated by agricultural engineering students and has been viewed 1460 times. They contain the complete graphic, tabular or written or combination thereof survey records which depict each step of the survey. Angles of triangles must not be less than 30 degree and greater than 120 degree. In this method, the lengths of lines marked on the field are measured, while the details are measured by offsets and ties from these lines. Your field book shall be kept neat and orderly as it will be collected. Theodolite, tripod, rod, plumb bob, and field book lab procedure centering our theodolites have two types of centering features. Written field notes should be in a standard bound field book or on loose leaf sheets.
Field work of chain survey should be carried out according to the following steps. The wisconsin statutes still describe rightofway as 3. This second edition is extensively revised and expanded. This procedure varies with the experiment given to students. The equipment is exposed to extreme weather conditions, used in dusty construction areas and is subject to bumpy transportation. Pdf key points on chain surveying araen shinge academia. Duties of the follower and leader during chain surveying. Proper care in the method by which equipment is used, stored, transported, and adjusted is a major factor in the successful completion of the survey. One is an optical plumb bob, and the other is a laser plumb bob.
What is chain surveying principles, procedure, method, instrument. Traverse, procedures of chain surveying, assignment help. Chapter 3 surveying equipment, measurements and errors. April 2004 figure 1 the three main types of levels.
Chain surveying is the type of surveying in which only linear measurements are made in the field. Principles and methods of surveying in civil engineering projects. In land surveying speech, a monument is any identifiable object that occupies a permanent location in the field and serves as a reference point or marker for a boundary. Chain surveying is the simplest method of surveying. Here in we have gathered some pdf lectures on surveying. Chain surveying definition, details, procedure civil. The field engineer is in the midst of the work and can see the materials being placed and the craftsmanship that is being performed. Chain surveying is considered to be the simplest method of surveying in which measurements are taken in the field and other supplementary works like. Civil engineering assignment help, field book entries, surveying of building sites with chain. Contents of field notes for chain surveying field notes for a chain survey are made in a note book usually with a double red line ruled up the middle of each. This is very cost effective for level 4 surveys, and with more stringent requirements rtk can be used for level 3 surveys.
Procedure of field work chain surveying, surveying and. Field survey notes are the record of work done in the field. A record of each field assignment shall be kept in your field book. Basic land surveying techniques bright hub engineering. It measures a series of straight lines on the ground with a chain or tape measure and all fixed points relative to the line of traverse either by right angles offsets or tie lines. The process of measuring the distance with a chain or tape. The booking or recording of the field work is commenced from the bottom of the first page. It should be attached to the starting page of the field book. Field engineers are the eyes of the superintendent on the jobsite. A laboratory should have standard operating procedures sops for activities related to sample receipt, inspection, and tracking. Chain survey procedure, applicability, survey stations and their. These points are usually on the surface of the earth, and they are often used to establish maps and boundaries for ownership, locations, such as. Field work in chain surveying surveying and levelling. A furlong, used in horse racing, is 10 chains, or 660 feet.
In this survey only measurements are taken in the field, and the rest work, such as plotting calculation etc. Chapter 2 conventional surveying equipment and supplies chapter 3 field survey classifications chapter 4 field survey procedures chapter 5 transferring survey data to cadd chapter 6 survey types chapter 7 field book compilation, format, and recordings chapter 8 global positing surveys chapter 9 laser scanners. An instrument used for measuring horizontal and vertical angle accurately is known as a theodolite. Public land survey system foundation 2009 manual of surveying instructions for the survey of the public lands of the united states. Teacher notes and instructions for chain surveying activity. You can download free the field book chain surveying, surveying and levelling agricultural engineering notes edurev pdf from edurev by. The procedure of chain surveying is very simple and straightforward. A traverse is a framework of survey lines obtained by connecting a series of survey lines in which the length and direction of survey lines are measured with the help of tape and angle measuring instrument. Thus, in discipline, the measurements are taken only in the horizontal plane. It includes reconnaissance, selection of station, measurement of lines and.
Therefore students are required to write the procedure according to the experiment given to them. The main principle of chain surveying or chain triangulation is to provide a framework consist of number of wellconditioned triangles or nearly equilateral triangles. Selection of a framework chain or baselines and control points. Write up the lab in your field book, refer to the following example. Instruments should only be checked under favorable conditions. Plane table survey is a method of plotting the plans on the sheet, in which field work and the office work are done simultaneously. If carefully done, it gives quite accurate results. With the intention of accomplishing their goal, surveyors use basics of geometry. It is used for prolongation of survey lines, finding the difference in elevation and setting out engineering works requiring higher precision, i. It is also known as the graphical method of surveying. A b 180 electric pole 168 tree 142 120 85 10 27 40 line da linega fence 5 12 20 30 35 t1 line t1 t2 tie linebc.
Surveyors chain other multiples of the chain are still in use today. Rtk field procedures realtime kinematic rtk allows closein surveying without the requirement of line of sight to the control point. Chain surveying is the basic and oldest type of surveying. A doubleline field book is similar to its singleline counterpart, except it has a red line in the center, as well as two blue or red lines that are about 1. Chain surveys require a chain, tape, ranging rods, arrows and a timecross staff. This provides the basis for coverage of all the surveying procedures currently in use, including such recently developed methods as geographic information systems gis and global position system surveying gps, as well as established techniques such as plane table and compass surveying. Chain surveying is a type of survey in which the surveyor takes measurements in the field and then completes plot calculations and other processes in the office. Rotate the compass until it is directed to the pole and read the angle. Spring 2016 field book university of colorado boulder. In the chain survey, only measurements are taken in the field, and the rest work. Chain surveying method in civil engineering, how to.
Chapter 2 conventional surveying equipment and supplies chapter 3 field survey classifications chapter 4 field survey procedures chapter 5 transferring survey data to cadd chapter 6 survey types chapter 7 field book compilation, format, and recordings chapter 8 global positing surveys chapter 9. Chain surveying method in civil engineering, how to perform. Measure the change and offset and enter in the field book. Earlier, we discussed principles of chain surveying and the considerations that are taken for carrying out chain surveying in this article, we will discuss various instruments that are essential for carrying out chain surveying. Rule out a page of level book and enter the readings. A land surveying professional is called a land surveyor.