With the assistance of distributions, one can understand the soil area, parcel height, geography, etc. (The term "details" means a natural or man-made features at or near the . Help improve the collective knowledge of the community by .

d. Revenue Chain: It is commonly used for measuring fields in cadastral survey. ft., or 220 sq. Intro to surveying chain surveying. The process of surveying is used to fulfill various purposes. This is suitable for the survey of small areas with simple details and an area that is fairly flat. This is appropriate for surveying small areas with clear details and a relatively flat area. Presence of too many obstacles. Technical Terms of Chain Surveying 1. (i) Perpendicular offsets. This is most suitably adapted to small plane areas with very few details. Main station: The main station is a point in chain survey where the two sides of a traverse or triangles meet. The chain is then moved to the next point and the process is repeated. (i) Surveyor who is in-charge of the party and records chain ages and offsets etc. Solution:- In Correct length of chain, L' = 20+0.04m Correct Length , L = 20m measured distance , = 500m L' True distance = ( )x measured distance L 20.04 = ( )x 500 20 = 501 m 42 f . It is used to measure the required lengths of horizontal distances on the field. Chain survey can also be used when the Area is open and Details to be filled up are simple and less. Un-suitability of Chain Surveying Chain surveying is not desirable in the following cases: 1. Presence of undulating areas. Ans: The different types of instrument used in chain surveying are chains, tapes, wooden pegs, arrows, ranging rods, ranging poles and offset rods. Here only linear measurements are made i.e. Chain surveying requires chain, tape and ranging rods. Surveying and Engineering Terms. Brass tallies are also given at. 4. Chain Surveying is suitable for. Chain surveying Chain surveying can be used when the area to be surveyed Main stations make up the boundaries . 4. The Abney level for measuring slope angles. 1. Chain survey is the simplest method of surveying. The surveyor inspects the area to be surveyed, survey or prepares index sketch or key plan. It is 33 ft long and divided into 16 links. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features Press Copyright Contact us Creators . This may be required for a number of reasons (e.g. The chain is then moved to the next point and the process is repeated. Compass surveying. Walk the whole area and thoroughly examine the ground, note the position of boundaries, road, and river etc., various difficulties to chain lines, select stations, and prepare neat sketches called index sketches or key plan. This is the most common method of locating objects. A - Acre, Aliquot, Arpent, Auditor's Map, Azimuth. (ii) Each chain line should be started on a fresh page. It was subsequently found that the chain was 0.04m too long. A compass is a small instrument that is used to measure the angle of two points. Clarification: There can be 5 types of chains used for chain surveying. Offsets are of two types. of the region. 2. Gunter's Chain - 66 ft. in length and contains 100 links. View Answer. It measures a series of straight lines on the ground with a chain or tape measure and all fixed points relative to the line . Chain Surveying Engineers' Chain - 100 ft. in length and contains 100 links. no angular measurements are made. A Terms in Land Surveying A (Land Status Records) - Acre (s). The length is 20 m or 30 m. The metallic rings or tags are attached with chain to facilitate quick reading of the fraction of a chain in surveying measurement.

Range Tie and Check Tie- #8. Acre - The (English) acre is a unit of area equal to 43,560 square feet, or 10 square chains, or 160 square poles. 3. Introduction Arrows in surveying are the marking pins that are mostly used in chain surveying.They are used to mark the end of the chain length; if the length of the line to be measured is more than a chain length.. After the end of each chain length, the arrow is inserted in the ground, but if the ground is hard and difficult, a scratch may be made with the pointed end of the arrow. Compass surveying is the branch of surveying in which the position of an object is located using angular measurements determined by a compass and linear measurements using a chain or tape. The chain, the steel band and tapes. Surveying and Leveling - Requirements for a Chain Survey Chain Measuring tape Ranging rod Arrows Cross Staff Pegs Field book Plumb bob Chain A chain is a unit of length; . This is a category of distribution . Invented by the English mathematician Edmund Gunter in the early 17th century, Gunter's chain is exactly 22 yards (about 20 m) long and divided into 100 links. Chain surveying is a very old method but is still used at times when you don't have proper equipment and technologies like in remote areas. In chain surveying only linear measurements are made i.e. Ground - A unit of area equal to 2400 sq. A parcel is generally identified by its section, township, and range. It has brass handles at both ends for easy handling. A land surveying professional is called a land surveyor.These points are usually on the surface of the Earth, and they are often used to establish maps and boundaries for ownership . Chain is used as unit of measurement for horizontal distances in chain surveying. Boundary - a line that marks the limits of an area; a dividing line. e. Engineer's chain: It is 100 ft long and it is divided into 100 links. Location Sketches of Stations- Recording the measurements in the Field Book (Field Measurement Book) Single Line Filed Book No 1 Double Line Filed Book Drawing No 2 Chain Survey It is sometimes used as a unit of measurement; It has brass handles at both ends for easy handling. Answer (1 of 3): Chain surveying, It is a method of in which no angles are measured but the only linear measurement is taken in the field by using a chain or tape measure. Marking stations. Likewise, a four-pole chain, which is also known as a surveyor's chain, measures 66 feet (or 100 links). These links are joined by 3 circular or oval wire rings. b). The main principle of chain surveying or chain triangulation is to provide a framework consist of number of well-conditioned triangles or nearly equilateral triangles.

Base Line In a chain survey, the long line between the survey area is taken as the baseline. Principle of Chain Surveying The main principle of chain surveying is triangulation. each 5.0 m length of the chain. ft., or 220 sq. It derives from a plowing area that is 4 poles wide and a furlong (40 poles) long. The baseline is selected in such a way that it passes through an open area and has a flat surface. What is the length of line? An acre equals 10 square chains or 43,560 square feet. 5. Metric Chain - This is the mostly used chain in India. surveyor's chain, also called Gunter's chain, measuring device and arbitrary measurement unit still widely used for surveying in English-speaking countries. a) All types of ground b) Fairly leved ground c) Uneven ground d) Lands contains huge numbers of details. The chain is stretched out between two points and the distance is measured using a measuring wheel or tape. Each link is 2.0625 ft long. The length of most commonly used metric chain is 20 meter. Check Line- #5. Ans: The term chain surveying in survey work refers to measurement of distances with the chain or a tape and chain surveying is used for difficult terrains. Tie line (ii) Oblique offsets. Land Surveyor's Almanac is an ongoing community project to crowdsource surveying definitions and terms with examples for the next generation land surveyor to learn from. Gunter's Chain - Unit of length equal to 66 feet, or 4 poles. 7. TERMS USED IN CHAIN SURVEYING a. is attached to facilitate reading. 1 link = 20 cm. f In a metric, a small brass ring is given in every. It should be carefully and neatly written up with a good quality pencil. Widely used chain. Hence all points lying on a level surface . Tie Line- #3. It derives its name from the fact that the principle equipment commonly used is the chain . Chain Surveying 1.0. The angle of two lines would be derived by using a magnetic meridian reference line (magnetic bearing of a line). The equipment used to conduct chain survey are simple to use. Measurements are used to do the work precisely and accurately. arrows . Technical terms of Chain Surveying: #1. Chain . Chain: Chains are used to measure horizontal distances. 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. to build a fence or to settle a boundary fencing dispute with a neighbour). INTRODUCTION TO LAND SURVEYING AND CHAIN SURVEY FIELD WORK 1. Arrows (chain pins): This is suitable for the survey of small areas with simple details and a fairly flat area. Before studying the art of levelling, it is necessary to clearly understand the following terms used in levelling: 1. In the device, each link is a solid bar. Every aspect of the life requires some measuring units. Hence all points lying on a level surface . It derives from a plowing area that is 4 poles wide and a furlong (40 poles) long. Ranging in Surveying Type of Ranging 1. meters, used in India. Length of metric chain is 5 m, 10 m, 20 m and 30 m (20 m and 30 m chain are most common). Classification of Theodolite tachometric surveying etc. Add Survey Term to Almanac. one-meter interval. Surveying or land surveying is the technique, profession, art, and science of determining the terrestrial two-dimensional or three-dimensional positions of points and the distances and angles between them. It is 33 ft long and divided into 16 links. 2. (i). Uses of Surveying. Each link is 1 ft in a length. Arrows (chain pins): plumb bob 1. Compass surveying is used in following circumstances: The chain survey is preferred when the ground is nearly flat and open and also when the area to be surveyed is smaller. Tie Station- #6. This is most suitably adapted to small plane areas with very few details. Chain surveying is a type of surveying in which a chain is used to measure distances between points. ACSM - American Congress on Surveying and Mapping. Synergies between Supply Chain and Logistics - Supply chain and logistics are often confusing terms. (iii) The surveyor should always face the 'direction of chaining while booking. Chain surveys require a chain, tape, ranging rods, arrows and a time-cross staff. It is necessary for making map, planning a project etc. By extension, chainage (running distance) is the distance along a curved or straight survey line from a fixed commencing point, as given by an odometer. 2. Terms Used in Levelling. (ii) Two chainmen or tape-men to measure all lines and offsets to different objects such as buildings, roads, hedges, wire fencing, drains etc. The chain was a convenient length for land measurement because 10 square chains = 1 acre. in the field-book. 640 acres equal 1 square mile. Chain Surveying Chain surveying is the branch of surveying in which linear measurements are made in the field, usually suitable for the survey of small areas with simple details and an area that is fairly flat, it derives its name from the fact that the most commonly used instrument in the chain. Instruments used for chain surveying: The various instruments used in chain surveying are as follows. Developed by English polymath Edmund Gunter early in the 1600's, the standard measuring chain revolutionized surveying. A rod (sometimes known as a pole) is a measurement of 16.5 feet. These rings provide the flexibility to the chains. Originally, these measurements were based on the equipment used by surveyors. chain consists of 100 links each one a foot long and at every 10 links a tally. The baseline should be measured twice as the accuracy of surveying depends on the baseline. Define chain surveying. Chain surveying - Chain & ranging rod. The cross staff and the optical square for setting out right angles. Surveying Terms Aliquot - The description of fractional section ownership used in the public land states. Chain surveying works by assigning a number for each measurement . If you are a Land Surveyor, add a term to the Almanac with its definition and examples. Each link is 1 ft in a length.

A two-pole chain is twice the length of a rod, or 16.5 feet. To accomplish all civil engineering works or projects successfully, surveying is used. Chain - A unit of length used in the subdivision of land. Introduction Chain surveying is the branch of surveying in which only linear measurements are made in the field. Instruments for the direct measurement of directions: a) Surveyors compass. are done in the office. See AIRBORNE CONTROL SURVEY. Used in all Engineering surveys. What is the fundamental principle of chain surveying? In equipment used in chain surveying,we details discuss about chain,types of chain,tapes,pegs, arrows, ranging rods, offset rods, plumb bob, clinometer, cross-staff, optical square, prism square, chain survey instruments, distance measuring device, instruments used for various types of measurement. ACT OF CONG (Land Status Records) - Act of Congress. Here only linear measurements are made i.e. Technical Terms Used in chain Surveying Survey Stations These are important point fixed on ground indicating the starting point and the end point of the survey line. Surveying done by a magnetic bearing compass instrument using a traverse method of calculation is known as compass surveying. Chain survey is simplest and commonest method used in surveying exercises. Amongst different types of land surveying, the chain surveying is one of them. are done in the office. Level Surface: A surface parallel to the mean spheroid of the earth is called a level surface and the line drawn on the level surface is known as a level line. Chain surveying works by assigning a number for each measurement . Used in all Engineering surveys. ACQ (Land Status Records) - Acquired. 4. Ground - A unit of area equal to 2400 sq. 1.1. Chain surveying is not suitable for large areas having many details. Equipment used in chain surveying. 2.

They are used interchangeably in the industry which doesn't justify . View Chain_Survey.pdf from CE MISC at Sri Lanka Institute of Information Technology. 1. The chain arrows for holding the chain or tape in position and for counting chain lengths. The links is 0.2 m or 200 mm in diameter. Q.

ADHE (Land Status Records) - Adjusted homestead entry. a) 500 b) 50 c) 1000 d) 100. Before studying the art of levelling, it is necessary to clearly understand the following terms used in levelling: 1. Q. In chain survey, only measurements are taken in the field, and the rest work, such as plotting calculation etc. It is considered to be more precise and speedy than the regular chain survey, compass or plane-table surveying and is commonly used in engineering fields for land surveying, route surveying and constructional surveys. The principle of chain survey is. e. Engineer's chain: It is 100 ft long and it is divided into 100 links. A square mile is 640 acres.

A Chain is comprised of straight steel links with hooks at the end, which are interconnected by three steel rings. b) Fairly leved ground . A - Acre, Aliquot, Arpent, Auditor's Map, Azimuth. . no angular measurements are made. Disadvantages of Chain survey. no angular measurements are made. chain . Types of Chain. The length is 20m or 30m. Level Surface: A surface parallel to the mean spheroid of the earth is called a level surface and the line drawn on the level surface is known as a level line. Acre - The (English) acre is a unit of area equal to 43,560 square feet, or 10 square chains, or 160 square poles. The chain is stretched out between two points and the distance is measured using a measuring wheel or tape. Chains are the measuring instrument used in surveying formed by the 100 links of 4mm galvanized mild steel wire. permanent mark established at a known elevation that is used as the basis for measuring the elevation of other topographical points. Developed by English polymath Edmund Gunter early in the 1600's, the standard measuring chain revolutionized surveying. In metric terms, it is 20.1168 m long. Chain surveying is the branch of surveying in which only linear measurements are made in the field. The ranging rod for ranging out straight lines. The distance of a line measured with 20m chain was found to be 500m. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features Press Copyright Contact us Creators . ACT OF APRIL 25, 1812 - Provided "that there shall be established in . Indirect Ranging Code signals of ranging Station and line used in chain surveying Station used in Chain Surveying Main Station Subsidiary Station Line used in Chain Surveying Base line Check line Tie line Factor affecting survey station selection in surveying Offsets of chain in surveying Proper brass handles are attached at both ends of the chain which help . This is suitable for the survey of small areas with simple details and an area that is fairly flat. A simple chain survey cannot be conducted in built up areas. Gunter's chain consists of _____ links. It gets its name from the fact that the chain is the most widely used piece of equipment. Chain Surveying. The perpendicular distance measured from a known chainage point on the main line to the object is called the perpendicular offset. In chain surveying the linear measurements are only made, and no angular measurements are taken in this type of surveying. d. Revenue Chain: It is commonly used for measuring fields in cadastral survey. The chain survey is the simplest method of surveying. See CHAIN. Surveying is the scientific technique to determine the position of points and angles & distances between them. The equipment used in chain survey can easily be replaced. It is time-consuming; Chain survey becomes a more . Chain surveying is a form of surveying that only takes linear measurements in the field. Terms commonly used in chain surveying and reconnaissance survey and index sketch Terms commonly used in chain surveying and reconnaissance survey and index sketch Terms commonly used in surveying 1. It works on the principle of Chain Triangulation. pegs . APPROVED SURVEY - The terms "approved survey" and "official survey" are often incorrectly used as being 3. In chain surveying, the area that is to be measured is divided into a network of small triangles. Brass rings are provided at every 1 m. Brass Tallies are provided at every 5 m. Note:-IS 1492 - 1970 (Specification for Metric Surveying Chains) covers the requirements of metric surveying chains. The use of different colours to signify changing elevations on a topographic map. Chain surveying is best used for smaller planes with few details.

2. They are the metric chain, Gunter's chain, engineer's chain, revenue chain and steel band or band chain. The chain is made up of steel wire which is divided into links and togs (rings) to facilitate folding. Answer: d Clarification: Gunter's chain is also called surveyor's chain and is 66ft long. Then the sides of each triangle are measured directly using a chain or a tape. Each link is 2.0625 ft long. ranging rods . Each rod is comprised of 25 links. Identification survey (IS) Identification survey is conducted to establish, or reinstate part or all of any existing property boundaries. Other than 20 meter chain, 5 m, 10 m, 30 m chains are also available. Requirement of too many details. Surveying and Engineering Terms. meters, used in India. These stations command the boundaries of the survey and are designated by capital letters such as A, B and C. b. Terms Used in Levelling. Chain survey is suitable when Area to be surveyed is comparatively small and the Ground is fairly level. Chain Surveying or measurement is one of the procedures of soil measurement. Frame work: The system of lines or triangle covering the area to the surveyed is called frame work. The chain is a unit of length equal to 66 feet (22 yards).It is subdivided into 100 links or 4 rods.There are 10 chains in a furlong, and 80 chains in one statute mile. Hi Guy's How Are YouIt's me Navaid HereGuy's this video is about some important terms which we often use in chain surveying , I had tried my best to clear th. 1)Chain: Chain is the most basic and vital instrument used for chain surveying. Chain surveying is a very common method of surveying that is used for less-precise but quick results. Chain surveying is the type of surveying in which only linear measurements are made in the field. Object and Scope of Surveying : Surveying can be Write the names of the instruments used in chain surveying. Base Line- #2. It can completely rotate along the horizontal plane and its telescope can be rotated up to 180. The term chain surveying in survey work refers to measurement of distances with the chain or a tape. 2Engr.Shams Ul Islam (shams@cecos.edu.pk) 3. When the area to be surveyed is larger. Chains are formed of straight links of galvanized mild steel wire called . 2. The following points should be kept in view while booking the field-notes: (i) It is one of the most important survey records. a) quadrangulation b) Triangulation c) Orientation d) None of these.

It is the simplest of all other methods of surveying like traversing, topography, or plane table surveying. Direct Ranging 2. A square mile is 640 acres. In the chain survey, only measurements are taken in the field, and the rest work, such as plotting calculation, etc. Tape Steel tape Linear tape

The aliquot specifies its precise location within the section, for example, the northwest quarter of the southeast quarter. 4. The Gunter's chain is also divided into 100. links each link is 7.92 inches. Gunter's Chain - Unit of length equal to 66 feet, or 4 poles. It derives its name from the fact that the principle equipment commonly used is the chain. Define the terms : (a).Main stations : Main station is a prominent point on the chain line and can be either at the beginning of the chain line or at the end or along the boundary. offset rods . Chain surveying is generally done for a relatively smaller area to describe the boundaries of plots or land and to locate the existing features on it. This means that the area to survey is spilled into several small triangles. 2. Line measuring equipment e.g. such as A, B, C, D, E and G. 2. Chain surveying is a type of surveying in which a chain is used to measure distances between points. The link is 0.2m or 200mm in diameter. Offset- #7. ABC - Airborne Control. Surveying is a technique of inferring the relative stance of subjects above or below the floor.