Leveling-LOCUS Workgroup PP comments from mlax

sunglowcitrineUrban and Civil

Nov 15, 2013 (3 years and 9 months ago)

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Leveling/LOCUS Workgroup

PowerPoint review comments from Mark L. Armstrong
-

Oregon Advisor

Note that all spelling/grammar/sentence repair errors have been fixed if discovered and the group of
PP are saved as version 2 (v.2
) and placed back on the ftp
site for further review by the
Leveling/LOCUS Workgrou
p. Some simple sentence items in the notes were fixed

(such as font size
[12pt])

without notation below.

Fonts are all different throughout the presentation and I think I like it that way as it helps k
eep people
interested but, may vary from the NGS protocol for an NGS standard presentation?

I have reviewed the following files;

1 Leveling Introduction v1.ppt
---
dated 4/21/2010






Slide #

Title

Comment /Edit

4,5,6

AZCORS links to PP

Delete and provide official link
to PP at Corbin NGS ftp

10

NC
Floodplain Mapping

In bottom notes: last sentence

..
so they were not paying flood
insurance, but should have
been.

31

Comparing h. mod. proj. GPS
antenna phase patterns over
leveled points

Additional explanation needed
on why this is important and
results obtained.

32

Conus map of H. Mod projects

Could be updated to reflect HM
in FL, OH, NC etc.

44

FGCS Specifications

Rt. side: ...if the data meet
s

the


45

Draft Dig Lev. User Guide?

Is this current?

60

Leveling routes through a
cluster..

In bo
ttom notes: 2nd sent. ... in
the same
route
, but reversed
order.

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2 Leveling Equipment and Setup v1
---
dated 4/21/2010


Slide #

Title

Comment /Edit

13

Scuffing clean

...enough stability
. Stamp

the
turning plate...

14

Placing Turtle

...enough stability
. Stamp

the
turning plate...

15

Stomping Turtle

...enough stability
. Stamp

the
turning plate...

17

Turning Plate

...enough stability
. Stamp

the
turning plate...

18

Turtle on concrete

enough
stability
. Stamp

the
turning plate...

23

Special Case Only

so the
support feet

won’t settle



Se瑴tng⁲od⁢牡ce⁰ les

...line映figh琮†䙡ce 瑨e⁲od...



䑡ppled⁌ight

瑨e⁲od浥m
should

瑲y⁡ d⁦ nd
se瑵ps



Shor琠Scalen⁷all 浡牫

瑨e⁶ertical
reticule

line
ⴭ-

a晴敲fchecking⁢ 瑨⁳pellings⁡牥
correc琠al瑨ough⁴his⁶ersion⁩s
all⁴ha琠is in⁗ R䐮


-



No 瑥t



䡡nd⁌evel wi瑨⁣ase

spiri琠levelⰠa
re瑩cule

line

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3 Collimation Check and Field Notes

v1
---
dated 4/21/2010





4 Geodesy and Corrections for Leveling

v1
---
dated 4/21/2010




Slide #

Title

Comment /Edit

6

Ax Bx Collimation Check method

Provided in the instrument


is
this Leica only?? What about
other manufactures methods of
automatic collimation?

11

AxxB Collimation Check method

Provided in the instrument


is
this Leica only?? What
about
other manufactures methods of
automatic collimation?

16, 17, 18

Instrument Program Check

Provides answer to above
questions




Slide #

Title

Comment /Edit

3

GRACE

In bottom notes

…by GRACE
(G
ravity
R
ecovery
and
C
l
imate
E
xperiment)


11

Crossing a highway

Should state that reducing the
distance helps reduce heat
waves and shimmer. It is
implied but not expressly stated

14

Rod plumbing

No notes on 14. Copy same
notes from 15 to
14?

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5 Leveling Specifications

v1
---
dated 4/21/2010




6 Vertical Datum

v1
---
dated 4/21/2010




7 Wrap
-
up and Bench Mark Resets
v1
---
dated 4/21/2010


Slide #

Title

Comment /Edit

8

GPS Derived
-

Astoria bridge


for 1st O
r
der, Class II bench
marks








Slide #

Title

Comment /Edit

All


Made notes 12pt
font size

13

National Tidal Datum

regions with
anomalous

sea
level





Slide #

Title

Comment /Edit