[Therion] UISv1 grades: made a file, please give feedback
Benedikt Hallinger
beni at hallinger.org
Fri Nov 25 21:17:49 CET 2016
Hi there, here the updated version.
Am 2016-11-10 18:15, schrieb Benedikt Hallinger:
> 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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