Standard Practice for Depth Measurement of Surface Water

SCOPE
1.1 This practice guides the user in selection of procedures commonly used to measure depth in water bodies that are as follows:SectionsProcedure A-Manual Measurement6 through 11Procedure B-Electronic Sonic-Echo Sounding12 through 13Procedure C-Electronic Nonacoustic Measurement14 through 15
The text specifies depth measuring terminology, describes measurement of depth by manual and electronic equipment, outlines specific uses of electronic sounders, and describes an electronic procedure for depth measurement other than using sonar.
1.2 The references cited and listed at the end of this practice contain information that may help in the design of a high quality measurement program.
1.3 The information provided on depth measurement is descriptive in nature and not intended to endorse any particular item of manufactured equipment or procedure.
1.4 This practice pertains to depth measurement in quiescent or low-velocity flow. For depth measurement related to stream gaging see Test Method D 3858. For depth measurements related to reservoir surveys see Guide D 4581.
1.5 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

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Publication Date
09-Jul-2002
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ASTM D5073-02 - Standard Practice for Depth Measurement of Surface Water
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NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
Contact ASTM International (www.astm.org) for the latest information
Designation: D 5073 – 02
Standard Practice for
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Depth Measurement of Surface Water
This standard is issued under the fixed designation D 5073; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (e) indicates an editorial change since the last revision or reapproval.
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1. Scope istics of Surface Water Bodies
1.1 This practice guides the user in selection of procedures
3. Terminology
commonly used to measure depth in water bodies that are as
3.1 Definitions—Fordefinitionoftermsusedinthispractice
follows:
refer to Terminologies D 1129 and D 4410.
Sections
3.2 Definitions of Terms Specific to This Standard:
Procedure A—Manual Measurement 6 through 11
Procedure B—Electronic Sonic-Echo Sounding 12 through 13
3.2.1 bar-check, n—a method for determining depth below
Procedure C—Electronic Nonacoustic Measurement 14 through 15
a survey vessel by means of a long, narrow metal bar or beam
The text specifies depth measuring terminology, describes suspended on a marked line beneath a sounding transducer.
measurement of depth by manual and electronic equipment, 3.2.2 bar sweep, n—a bar or pipes, suspended by wire or
outlines specific uses of electronic sounders, and describes an cable beneath a floating vessel, used to search for submerged
electronic procedure for depth measurement other than using snags or obstructions hazardous to navigation.
sonar. 3.2.3 beamwidth,n—theangleindegreesmadebythemain
1.2 The references cited and listed at the end of this practice lobe of acoustical energy emitted from the radiating face of a
contain information that may help in the design of a high transducer.
quality measurement program. 3.2.4 bottom profile, n—a line trace of the bottom surface
1.3 The information provided on depth measurement is beneath a water body.
descriptive in nature and not intended to endorse any particular 3.2.5 sonar, n—a method for detecting and locating objects
item of manufactured equipment or procedure. submerged in water by means of the sound waves they reflect
1.4 This practice pertains to depth measurement in quies- or produce.
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cent or low-velocity flow. For depth measurement related to 3.2.6 sound, vt—to determine the depth of water (1).
stream gaging see Test Method D 3858. For depth measure- 3.2.7 sounding line, n—a rope or cable used for supporting
ments related to reservoir surveys see Guide D 4581. a weight while the weight is lowered below the water surface
1.5 This standard does not purport to address all of the to determine depth.
safety concerns, if any, associated with its use. It is the 3.2.8 sounding weight, n—a heavy object usually of lead,
responsibility of the user of this standard to establish appro- that may be bell-shaped, for use in still water and soft bottom
priate safety and health practices and determine the applica- materials or torpedo shaped with stabilizing fins, for use in
bility of regulatory limitations prior to use. flowing water.
3.2.9 stray, n—spurious marks on the graphic depth records
2. Referenced Documents
caused by surfaces other than the bottom surface of a water
2.1 ASTM Standards:
body below the sounding vessel.
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D 1129 Terminology Relating to Water 3.2.10 subbottom profile, n—a trace of a subsurface horizon
D 3858 Test Method for Open-Channel Flow Measurement
due to a change in the acoustic properties of the medium
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of Water by Velocity-Area Method through which the sound energy has traveled.
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D 4410 Terminology for Fluvial Sediment
3.2.11 towfish, n—a streamlined container, containing
D 4581 Guide for Measurement of Morphologic Character- acoustical equipment for sounding depth, and designed to be
pulled behind or beneath a survey vessel.
3.2.12 transducer, n—a device for translating electrical
energy to acoustical energy and acoustical energy back to
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This practice is under the jurisdiction of ASTM Committee D19 on Water and electrical energy.
is the direct responsibility of Subcommittee D19.07 on Sediments, Geomorphology,
and Open-Channel Flow.
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Current edition approved July 10, 2002. Published August 2002. Originally Annual Book of ASTM Standards, Vol 11.02.
e1 4
published as D 5073 – 90 (1996) The boldface numbers in parentheses refer to a list of references at the end of
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Annual Book of ASTM Standards, Vol 11.01. this practice.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
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D5073–02
3.2.13 transducer draft, n—the distance from the water 7.1.5 To suspend other measuring instruments to known
surface to the radiating face of a transducer. depths for making various physical or chemical water quality
3.2
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