[Therion] UISv1 grades: made a file, please give feedback
Benedikt Hallinger
beni at hallinger.org
Thu Nov 10 17:15:34 CET 2016
Oops, yes, thank you for spotting this!
It must read 0.125 of course!
Am 2016-11-09 15:21, schrieb Footleg:
> This looks potentially very useful, but I have not yet explored defining
> sd settings in my survey data. So I may need to learn a bit more in order to
> use it.
>
> I spotted one potential error? In the grade 6 section, the compass bearing
> is to 0.125 degrees. But the clino is stated as 1.125 degrees. I think both
> should be 0.125 right?
>
> Footleg
>
> On Mon, Nov 7, 2016 at 10:17 PM Benedikt Hallinger <beni at hallinger.org
> [4]> wrote:
>
>> Hello,
>>
>> for a recent project i made a grades file (based on the BCRE-example in
>> therion distribution) for UISv1 specifications (see attachment).
>> It would be a pleasure for me if it is useful to somebody; it would also
>> be
>> very nice if i could get some feedback on it.
>>
>> With the naming i had the intention that exporting from databases is
>> easily
>> doable. The prefix is "UISv1_" followed by the actual grades number.
>> I included all the grades to faciliate documentation inside the th-files,
>> so
>> one can stright export "-1" surveys too.
>>
>> With best regards,
>> Benedikt Hallinger
>>
>> For better archiving and searchability, here is the code reproduced:
>> ---------------- UISv1Grades.th -------------
>> encoding utf-8
>> # UIS Grades - International standard grades specification
>> # from: http://www.uisic.uis-speleo.org/UISmappingGrades.pdf [1]
>> # Version 2 from 14 Sep 2012 (cosmetic update; UISv1 values still apply)
>> #
>> # Note: UIS standards says nothing about accuracy of the stations
>> # positions, so it is probably good practice to include a
>> # "sd position <value> <units>" definition in your centrelines.
>> #
>>
>> # Grade -1: no map available
>> # Only for database purposes: It means that the cave map has not been
>> drawn
>> yet.
>> grade "UISv1_-1" -title "UISv1 ungraded survey without map"
>> # Not applicaple for therion data.
>> # It is mainly here to support automated data exports from
>> # databases wich may export such a number.
>> endgrade
>>
>> # Grade 0: ungraded
>> # Only for database purposes. If a cave survey is ungraded, its quality
>> cannot be
>> # assessed. This is most usually true for historic or otherwise old maps.
>> grade "UISv1_0" -title "UISv1 ungraded survey"
>> # Nothing defined here.
>> # Specifying such an grade may be useful to document that the survey
>> was
>> # not graded. As it is documented in the *.th-datafiles it may easily
>> be
>> # searched for. Use it as a kind of "todo" flag...
>> endgrade
>>
>> # Grade 1: sketch from memory, not to scale
>> grade "UISv1_1" -title "UISv1 survey grade 1"
>> # nothing defined here.
>> # Specifying such an grade may be useful to document that the survey
>> was
>> # just the result of a sketch and shpuld be redone.
>> endgrade
>>
>> # Grade 2: No instruments, from annotations/sketches/estimates
>> # Map compiled from annotations, sketches and estimates made
>> # in the cave. No instruments used.
>> grade "UISv1_2" -title "UISv1 survey grade 2"
>> # nothing defined here.
>> # Specifying such an grade may be useful to document that the survey
>> # was the result of sketches/annotations in the cave.
>> endgrade
>>
>> # Grade 3: Rough magnetic/analogue survey
>> # Directions measured by compass, distances measured by chord,
>> # pace, or body dimensions. Significant slopes estimated.
>> #
>> # A Silva clinometer or comparable, relatively simple means without
>> precise
>> # readings qualify for grade 3. Mapping from head to head of the
>> surveyors
>> # qualifies only for grade 3. Topofil measurements qualify generally for
>> # grade 3 or 4.
>> grade "UISv1_3" -title "UISv1 survey grade 3"
>>
>> # 95.44% of readings are within 0.5m (2 S.D.)
>> length 0.25 metres
>>
>> # 95.44% of readings are within 5.0 degrees (2 S.D.)
>> bearing 2.50 degrees
>>
>> # 95.44% of readings are within 30.0 degrees (2 S.D.)
>> # (estimating is allowed, no measurement needed - value guessed by me)
>> gradient 15.0 degrees
>>
>> # UIS specifications say nothing about station position accuracy.
>> # Add "sd position <value> <units>" to your centreline.
>>
>> endgrade
>>
>> # Grade 4: Magnetic survey
>> # Compass and tape survey, using deliberately chosen and fixed
>> # stations. Slopes measured by clinometer or horizontal and vertical
>> # components of line.
>> #
>> # Topofil measurements may qualify for grade 4 if the survey shots are
>> not
>> too
>> # long and care is given to correctly read all data. Laser rangefinder
>> can
>> be
>> # used throughout grades 4 to 5. In order to attain grade 4, fixed and
>> # re-findable survey stations must be made. They have not to be
>> necessarily
>> on
>> # the walls; tripod-mounted points with a defined length above the floor
>> are
>> # also accepted
>> grade "UISv1_4" -title "UISv1 survey grade 4"
>>
>> # 95.44% of readings are within 0.1m (2 S.D.)
>> length 0.05 metres
>>
>> # 95.44% of readings are within 2.0 degrees (2 S.D.)
>> bearing 1.00 degrees
>>
>> # 95.44% of readings are within 2.0 degrees (2 S.D.)
>> gradient 1.00 degrees
>>
>> # UIS specifications say nothing about station position accuracy.
>> # Add "sd position <value> <units>" to your centreline.
>>
>> endgrade
>>
>> # Grade 5:
>> # Compass and tape survey. Directions and slope by calibrated
>> # instruments, distances by fibreglass or metallic tape, or tachometry.
>> #
>> # Calibrated DistoX, DUSI or comparable instruments attain grade 5. With
>> a
>> # calibration of the length measurement, they attain grade 6. If they are
>> # uncalibrated, they are to be graded with 1! Topofil used for vertical
>> pits
>> # may reach grade 5. In order to reach grade 5, the survey coordinates
>> have
>> to
>> # be calculated (xyz coordinates, no polar coordinates plotted with scale
>> rule
>> # a d protactor).
>> grade "UISv1_5" -title "UISv1 survey grade 5"
>>
>> # 95.44% of readings are within 0.05m (2 S.D.)
>> length 0.025 metres
>>
>> # 95.44% of readings are within 1.0 degrees (2 S.D.)
>> bearing 0.5 degrees
>>
>> # 95.44% of readings are within 1.0 degrees (2 S.D.)
>> gradient 0.5 degrees
>>
>> # UIS specifications say nothing about station position accuracy.
>> # Add "sd position <value> <units>" to your centreline.
>>
>> endgrade
>>
>> # Grade 6:
>> # Survey or triangulation using calibrated, tripod-mounted instruments
>> # for directions and slope. Distances by calibrated tape, precise
>> # tacheometry, or calibrated DistoX type (angles and length).
>> grade "UISv1_6" -title "UISv1 survey grade 6"
>>
>> # 95.44% of readings are within 0.02m (2 S.D.)
>> length 0.01 metres
>>
>> # 95.44% of readings are within 0.25 degrees (2 S.D.)
>> bearing 0.125 degrees
>>
>> # 95.44% of readings are within 0.25 degrees (2 S.D.)
>> gradient 1.125 degrees
>>
>> # UIS specifications say nothing about station position accuracy.
>> # Add "sd position <value> <units>" to your centreline.
>>
>> endgrade
>>
>> # Grade X: Survey by theodolite or comparable means
>> # Theodolite models or other similar equipment may vary as well as the
>> measuring
>> # techniques. Therefore, all grade X surveys must include, in the written
>> # description of the cave, descriptions of the instruments and techniques
>> used
>> # as well as an estimate of the probable accuracy of the survey.
>> grade "UISv1_X" -title "UISv1 survey grade X"
>> # Details must be laid out at the survey.
>> # custom "sd ... <value> <units>" have to be specified for your
>> centrelines!
>> #
>> # That said, a construction site thedolite is about 0.08 gon
>> # and a engineering theodolite about 0.02 gon.
>> # Example: "sd bearing gradient 0.08 grad" # theodolite
>> endgrade
>> -------------------- E O F
>> ------------------_______________________________________________
>> Therion mailing list
>> Therion at speleo.sk [2]
>> https://mailman.speleo.sk/listinfo/therion [3]
>
>
> Links:
> ------
> [1] http://www.uisic.uis-speleo.org/UISmappingGrades.pdf
> [2] mailto:Therion at speleo.sk
> [3] https://mailman.speleo.sk/listinfo/therion
> [4] mailto:beni at hallinger.org
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