AIRBORNE LIDAR PROJ ECT REPORT · 2018-11-26 · PROJ comprehensi d Columbia C r EA133C11C Center...

4 GA CountNOAA CoasBurke, RichJune 2012

BU

ties of Elevatiostal Services Cehmond, Lincoln

A

4 GNOA

RKE, RIC

on Data enter (CSC) n, Columbia Co

IRBORN

GA COUAA COAS

CHMOND

Wool

ounties LiDAR R

NE LIDA

UNTIES STAL SE

D, LINCOGE

pert Proj

JU

Report

AR PROJ

OF ELEERVICES

OLN, ANDEORGIA

ject Num

UNE 2012

JECT RE

EVATIONS CENT

D COLUM

ber: 715

EPORT

N DATATER (CSC

MBIA CO

11

A C)

OUNTIES,

ii

,


TABL

Section 1:

Section 2:

Section 3:

Section 4:

Section 5:

FIGURFigure 1.1

Figure 1.2

Figure 1.3

Figure 4.1

Figure 4.2

Figure 4.3

Figure 4.4

Figure 4.5

Figure 4.6

Figure 4.7

Figure 4.8

Figure 4.9

TABLTable 2.1

Table 2.2

Table 2.3

Table 2.4

Table 2.5


LE OF C

: Project Des

: Aerial Platfo

: File Informa

: GPS/IMU Co

: LiDAR Data

RES 1: LiDAR Flig

2: LiDAR Flig

3: LiDAR Flig

1: GPS Base S

2: GPS Base S

3: GPS Base S

4: Sample Ho

5: Sample GP

6: Sample GP

7: Sample hor

8: Sample PDO

9: Flight Traje

LES : LiDAR Acqu

: LiDAR Fligh

: ALS 60 LiDA

ALS 50-II LiD

Optech Gem


CONTE

cription ......

orm / Sensor

ation ..........

ollection and

Processing an

ht Diagram o

ht Diagram o

ht Diagram o

Station Locat

Station Locat

Station Locat

rizontal and V

S Combined S

S Altitude Plo

rizontal GPS d

OP Plot from

ectory from D

isition Specif

t Summary. 1

AR System Sp

DAR System Sp

mini LiDAR Sys

ounties LiDAR R

ENTS

................

Information

................

QA/QC .......

nd QA/QC ...

of Burke and R

of Lincoln Cou

of Columbia C

tion – Columb

tion – Burke a

tion – Lincoln

Vertical Posit

Separation fro

ot from Day 3

distance from

Day 347 (ALS

Day 347 (ALS6

fications .....

1-Meter Nomi

pecifications .

pecifications

stem Specifica

Report

................

................

................

................

................

Richmond Cou

unty, Georgia

County, Georg

bia County ....

and Richmond

County ......

tional Accura

om Day 347 (

347 (ALS60_61

m base station

S60_6157) ....

60_6157) .....

................

nal Post Spac

................

................

ations ........

................

................

................

................

................

unties, Georg

a ................

gia .............

................

d Counties ....

................

cies from Day

(ALS60_6157)

157) ...........

n from Day 34

................

................

................

cing ...........

................

................

................

................

................

................

................

................

gia ............

................

................

................

................

................

y 347 (ALS60_

...............

................

47 (ALS60_61

................

................

................

................

................

................

................

................

................

................

................

................

................

................

................

................

................

................

_6157) ........

................

................

57) ............

................

................

................

................

................

................

................

iii

... 1-1

... 2-1

... 3-1

... 4-1

... 5-1

... 1-2

... 1-3

... 1-4

... 4-2

... 4-3

... 4-4

... 4-6

... 4-7

... 4-8

... 4-8

... 4-9

.. 4-10

... 2-1

... 2-2

... 2-3

... 2-4

... 2-5


Table 4.1

Table 4.2PDOP ....

Table 5.1

Table 5.2

Table 5.3

Table 5.4

Table 5.5


: GNSS Base S

: Mission Spe................

: Fundamenta

: Supplement

: Combined V

: Fundamenta

5 Approved By


Stations Used

ecific Base St................

al Vertical Ac

tal Vertical A

Vertical Accur

al Vertical Ac

y ..............

ounties LiDAR R

d ...............

ations, Comb................

ccuracy Statis

Accuracy Stati

racy Statistic

ccuracy Statis

................

Report

................

bined Separat................

stics for Burk

istics for Burk

cs for Burke, R

stics for Colu

................

................

tion, Estimate................

ke, Richmond

ke, Richmond

Richmond, an

mbia County

................

................

ed Positional ................

, and Lincoln

d, and Lincoln

nd Lincoln Co

...............

................

................

Accuracy and................

Counties: ...

n Counties: ..

ounties ........

................

................

iii

... 4-1

d .. 4-11

... 5-6

... 5-6

... 5-6

... 5-7

... 5-7


SECTThis repoRichmondorder; CoNOAA Coa

The task oorder areaColumbia interior oprocessedsingle swaof each sw


TION 1:rt contains a

d, Lincoln, anntract Numbeastal Services

order area foa for Lincoln County was 3f Georgia and

d to meet a Nath, first retuwath.


: PROJ comprehensid Columbia Cer EA133C11Cs Center (CSC

or Burke and R County was a322 square md 600*NPS bufNominal Post Surn data locat

ounties LiDAR R

JECT Dive outline ofCounties, GA CQ0010; Requ).

Richmond Couapproximatel

miles which inffer along theSpacing (NPS)ted within th

Report

ESCRIPf the airborneas part of theuisition Order

unties was aply 264 square cluded a mine state bound) of 1.0 metee geometrica

PTION e LiDAR data e 4 Georgia Cr Number NCN

pproximately miles, and th

nimum buffer dary. The LiDer. The NPS asally usable ce

acquisition foCounties of ElNP0000-11-02

1235 square he task order of 200*NPS b

DAR data was ssessment is

enter portion

or Burke, levation Data2615, for the

miles, the tar area for buffer with in collected andmade against (typically ~9

1-1

a task

ask

n the d t 0%)


Figure 1.


1: LiDAR Flig


ght Diagram o

ounties LiDAR R

of Burke and

Report

Richmond Coounties, Georrgia

1-2


Figure 1.


2: LiDAR Flig


ght Diagram o

ounties LiDAR R

of Lincoln Co

Report

unty, Georgiaa

1-3


Figure 1.


3: LiDAR Flig


ght Diagram o

ounties LiDAR R

of Columbia C

Report

County, Georrgia

1-4


SECTINFOLiDAR datLiDAR sensystems cintensity an associa

Po AG M Av Fi Pu Sc Si

Table 2.1

4 Georgia CElevation DColumbia C

4 Georgia CElevation DBurke and

4 Georgia CElevation DLincoln Co


TION 2:ORMATI

ta was collectnsors in Multi-collect up to fdata, for theated intensity

ost Spacing (Mi

GL (Above Gro

SL (Mean Sea L

verage Ground

ield of View (fu

ulse Rate:

can Rate:

de Lap (Minim

1: LiDAR Acqu

Project

Counties of Data, County, GA

Counties of Data, Richmond Co’s

Counties of Data, unty, GA


: AERIAON ted utilizing a-Pulse mode. four returns ( first three rey value. The a

inimum):

und Level) ave

Level) average

Speed:

ull):

um):

uisition Specif

Pos

1.0-me

s, GA 1.0-me

1.0-me

ounties LiDAR R

AL PLAT

an Optech Ge These sensor(echo) per pueturns. If a foaerial LiDAR w

erage flying he

flying height:

fications

st Spacing

eter Average

eter Average

eter Average

Report

ATFORM

emini 167 kHzrs were aboa

ulse, recordinourth return wwas collected

3.28

ight: 6,500 5,700

6,574 6,798 5,900

130 k

40 de

115.6 100 k

41.8 29.5

25%

Number ofFlight Lines

44

74

26

M / SEN

z, Leica ALS5rd twin-enging attributes swas capturedd at the follo

ft / 1.0 m

0 ft / 1,981 m 0 ft / 1,737 m

4 ft / 2,004 m 8 ft / 2,072 m 0 ft / 1,798 m

knots / 149 mp

egrees

6 kHz (Burke, RkHz (Columbia)

Hz (Burke, Ric Hz (Columbia)

f s

NumbCollecti

1

3

1

NSOR

0-II 150 kHz ane Cessna 404such as time d, the systemowing sensor s

(Burke, Richm (Columbia)

(Burke & Richm (Lincoln) (Columbia)

ph

Richmond, Linc)

chmond, Lincol)

ber of on Days A

1 Feb

3 DeDe

1 De

and ALS60 204’s. These stamp and does not recspecifications

mond, Lincoln)

mond)

coln)

ln)

Acquisition Da

bruary 26, 201

cember 13, 20cember 17, 20

cember 18, 20

2-1

00 kHz

cord s:

ates

1

011 to 011

011


T

FO

FO

FO

DA

DA

DA

DA

DA

DA


Table 2.2: LiD

Date of Flyi

Feb. 26, 2011 Optech 56108

Feb. 26, 2011 Optech 56108

Feb. 26, 2011 Optech 56108

Dec. 13, 2011 ALS50 077

Dec. 13, 2011 ALS60 6157

Dec. 14, 2011 ALS50 077

Dec. 14, 2011 ALS60 6157

Dec. 17, 2011 ALS60 6157

Dec. 18, 2011 ALS60 6157


DAR Flight Su

ing L

Burk

Burk

Burk

Burk

Burk

ounties LiDAR R

mmary. 1-Me

Lines Flown

Columbia 1 – 12

Columbia 13 – 34

Columbia 35 – 44

ke & Richmond53 – 74




ke & Richmond51 - 53

Lincoln 1 - 26

Report

eter Nominal

Time O(U

13:47

17:34

23:36

d 19:44

d 20:00

d 19:10

d 19:16

d 21:52

15:46

Post Spacing

N/Off Line UTC)

7 - 16:34

4 – 22:40

6 – 1:42

4 – 00:15

0 – 00:29

0 – 00:03

6 – 23:48

2 – 22:34

6 – 20:31

Time On/Of(Local – E

8:47 AM – 11

12:34 PM – 5

6:36 PM – 8

2:44 PM – 7

3:00 PM – 7

2:10 PM – 7

2:16 PM – 6

4:52 PM – 5

10:46 AM – 03

ff Line EST)

1:34 AM

5:40 PM

:42 PM

:15 PM

:29 PM

:03 PM

:48 PM

:34 PM

3:31 PM

2-2


Table 2.3


lists the spec

Table 2.3: A

Operating Alti

Scan Angle

Swath Width

Scan Frequenc

Maximum Puls

Range Resolut

Elevation Accu

Horizontal Acc

Number of Ret

Number of Int

Intensity Digit

MPiA (Multiple

Laser Beam Di

Laser Classific

Eye Safe Rang

Roll Stabilizat

Power Require

Operating Tem

Humidity

Supported GNAttitude ErrorProcessing


cifications an

ALS 60 Syste

itude

cy

se Rate

tion

uracy

curacy

turns per Pulse

tensities

tization

e Pulses in Air)

ivergence

cation

ge

tion

ements

mperature

SS Receivers r after GNSS

ounties LiDAR R

nd the require

m SpecificatSp

200 - 6,

0 to 75

0 to 1.5

0 – 100

200 kHz

Better t

8 – 24 c

7 – 64 c

e 4 (first,

3 (first,

8 bit int

8 bits @

0.22 mr

Class IV

400m si

Automa

28 VDC

0-40C

0-95% n

Ashtech

Roll: ±0

Report

ements of the

tions pecification 000 meters

(variable)

5 X altitude (va

Hz (variable ba

z

than 1 cm

m single shot (

m (one standa

second, third

second, third

tensity + 8 bit

@ 1nsec interva

rad @ 1/e2 (~0.

V laser product

ngle shot depe

atic adaptive, r

@ 25A

on-condensing

h Z12, Trimble

0.005°, Pitch:

e Leica ALS60

ariable)

ased on scan a

(one standard

ard deviation)

, last)

)

AGC (Automat

al @ 50kHz

.15 mrad @ 1/

(FDA CFR 21)

ending on laser

range = 75 deg

g

7400, Novatel

+/- 0.005° He

0, serial num

angle)

deviation)

tic Gain Contro

e)

r repetition rat

grees minus cur

l Millenium

eading: ±0.023°

ber SH6157

ol) level

te

rrent FOV

°

2-3


Table 2.4

Ta

Op

Sca

Sw

Sca

Ma

Ra

Ele

Ho

Nu

Nu

Int

MP

Las

Las

Eye

Ro

Po

Op

Hu

Sup


lists the spec

able 2.4 ALS

perating Altitud

an Angle

wath Width

an Frequency

aximum Pulse R

nge Resolution

evation Accura

orizontal Accur

umber of Retur

umber of Intens

tensity Digitiza

PiA (Multiple Pu

ser Beam Diver

ser Classificati

e Safe Range

ll Stabilization

wer Requireme

perating Tempe

umidity

pported GNSS


cifications an

50-II LiDAR S

de

Rate

n

cy

acy

rns per Pulse

sities

ation

ulses in Air)

rgence

on

n

ents

erature

Receivers

ounties LiDAR R

nd the require

System Speci

20

0

0

0

15

Be

8

7

4

3

8 le

8

0

C

40

Acu

28

0-

0-

A

Report

ements of the

ifications Specification

00 - 6,000 met

to 75 (variab

to 1.5 X altitu

– 90 Hz (variab

50 kHz

etter than 1 cm

– 24 cm single

– 64 cm (one s

(first, second,

(first, second,

bit intensity +evel

bits @ 1nsec i

.22 mrad @ 1/

lass IV laser pr

00m single sho

utomatic adapurrent FOV

8 VDC @ 25A

-40C

-95% non-cond

shtech Z12, Tr

e Leica ALS50

n

ters

le)

ude (variable)

ble based on sc

m

e shot (one stan

standard devia

, third, last)

, third)

+ 8 bit AGC (Au

nterval @ 50kH

e2 (~0.15 mrad

roduct (FDA CF

ot depending o

ptive, range = 7

ensing

rimble 7400, N

0-II, serial nu

can angle)

ndard deviatio

ation)

utomatic Gain C

Hz

d @ 1/e)

FR 21)

n laser repetit

75 degrees min

ovatel Milleniu

mber 077.

on)

Control)

tion rate

nus

um

2-4


Table 2.5

Table 2.5

Serial num

Operating

General EnSpecificati

Range captIntensity cScan frequScan angleScanner PrRoll compe

Swath widtPosition Or

Laser repe

Data storagBeam dive

Eye safe raLaser classPower requOperating

Storage Te

Humidity Control RaSensor Hea


lists the spec

5 Optech Gem

bers

altitude

nhanced Accuraons

ture apture ency

e roduct ensation

th rientation Syst

tition rate

ge hard drive rgence

ange sification uirements temperature

emperature

ck Measuremead Measuremen


cifications an

mini 56108 S

SeCo15

acy

L

Up12VaVaSc5 (SVa

em ApHz33507010121416RuDu

SeCl28CoSeCoSe0

nts 65nts 29

ounties LiDAR R

nd the require

Specifications

ensor Head ontrol Rack 50 – 4000 m noLaser Repetitio

33 kHz 50 kHz

70 kHz

100 kHz

125 kHz

143 kHz

167 kHz p to 4 range m2 bit dynamic rariable; maximariable from 0 can Angle x ScaHz update ratecan angle + Roariable; 0 to 0.pplanix – Optecz GPS receiver 3 kHz (maximu0 kHz (maximu0 kHz (maximu00 kHz (maxim25 kHz (maxim42 kHz (maxim66 kHz (maximuggedized remual 0.3 mrad (1

ee eye safety tlass IV (FDA CF8 V (continuousontrol rack: 10ensor head: -10ontrol Rack: – ensor Head: 0 º– 95% non-cond53mm x 591mm98mm x 249mm

Report

ements of the

s

09SEN258 09CON258

minal on Rate H

easurements frange for each

mum 70 Hz to ± 25°, in inan Frequency ≤e oll Comp. Angle.93 x altitude mch custom POS m AGL 4.0 km)m AGL 3.0 km)m AGL 2.5 km)um AGL 2.0 kmum AGL 1.6 kmum AGL 1.4 kmum AGL 1.2 kmovable hard dr1/e) and 0.8 m

table FR 21) s), 45 A (maxim

0 to 35º C 0 to 35º C (assu 10 º to 50º C º to 50º C densing m x 485mm, 55m x 437mm, 23

e Optech Gem

Horizontal Accu(m 1 )

1/5500 x altit

1/5500 x altit

1/5500 x altit

1/5500 x altit

1/5500 x altit

1/5500 x altitfor each pulse measurement

crements of ±1≤ 1000

e = FOV, i.e. ±m S including inte

) ) ) m) m) m) m) rive, (10hr con

mrad (1/e)

mum)

uming the use

5kg 3kg

mini, serial n

uracy V

tude

< 5 c< 10< 15< 20< 25

tude < 5 c< 10< 15

tude < 10< 15< 20

tude < 10< 15

tude < 15< 20

tude < 35including last

1º

± 25º allows ± 5

ernal 12 channe

tinuous log tim

of thermal jac

umber 56108

Vertical Accura(m 1 ) AGL

cm up to 500 m0 cm up to 1 km5 cm up to 2 km0 cm up to 3 km5 cm up to 4 kmcm up to 500 m0 cm up to 1 km5 cm up to 2 km0 cm up to 500 5 cm up to 1 km0 cm up to 2 km0 cm up to 500 5 cm up to 1km5 cm up to 500 0 cm up to 1 km5 cm @ 750 m

5º compensatio

el dual frequen

me @ 100 KHz)

cket)

2-5

8.

acy L m m m m m m m m m m m m

m m m

on)

ncy 50


Woolpert’to flying t

WeatNo signific

GrounThe projealtitude t


’s Aerial Acquto ensure acc

ther cant weather

nd Conect area was rhroughout ea


uisition Teamcess.

r issues occur

ditions relatively flatach of the cou

ounties LiDAR R

m coordinated

rred during th

t terrain, so tunties. No flo

Report

d with the nec

he flight miss

the project aooding or pon

cessary Air Tr

ion.

area was ablending occurre

raffic Control

e to be flown d.

l personnel p

at one flight

2-6

rior


SECTThis sectiCounties,

A H LA G C D Ti T Bo M A


TION 3:on contains a GA.

rc Grid Files ydro Line woAS 1.2 files eodata Base ontrol Points ata Extent Shile Index Sharajectories Shorder Shape f

Metadata SCII files


: FILE a listing of th

ork Shape files

Hydro Breakl Shape files hape files pe files hape files files

ounties LiDAR R

INFORMe final delive

s

lines

Report

MATIOery files for B

N urke, Richmoond, Lincoln, and Columbi

3-1

a


SECT

GPS B

Table 4.1

Station

DNL B (C

CORS (Colu

KAGS BASERichm

THOMPORT


TION 4:

Base Sta

1: GNSS Base

n Name

Columbia)

GACC mbia)

E (Burke & mond)

T (Lincoln)


: GPS/I

ation In

Stations Used

Latitude (D

N 33° 28' 04.8

N 33° 32' 44.7

N 33° 22' 16.6

N 33° 31' 45.8

ounties LiDAR R

IMU CO

nformat

d

DMS) Lo

83107" W 8

70584" W 8

61197" W 8

84384" W 8

Report

OLLECT

tion

ongitude (DMS)

82° 02' 03.0177

82° 08' 01.7010

81° 58' 28.0772

82° 31' 07.0531

TION A

) Ellipso

(L1 PhaM

76" 9

05" 10

23" 1

3" 11

AND QA

oid Height ase Center)

Meters

98.070

00.004

2.954

11.159

A/QC

4-1


Figure 4.


1: GPS Base


Station Loca

ounties LiDAR R

tion – Columb

Report

bia County

4-2


Figure 4.


2: GPS Base


Station Loca

ounties LiDAR R

tion – Burke a

Report

and Richmondd Counties

4-3


Figure 4.


3: GPS Base


Station Loca

ounties LiDAR R

tion – Lincoln

Report

n County

4-4


GPS/IFlight navthoroughlsteady anheading c

The aircrareceivers

All Woolp

A base-staof the Woseries dua2-meter fbase-stati

All GNSS b

GPS/IThe colleccontrol. Aimmediatusing Leicground dapositionalwas achie


IMU Colvigation is pely trained andnd level. If atmcannot be pro

aft are all con collecting at

ert aerial sen

ation unit waoolpert surveyal frequency fixed-height tion antennas.

base station d

IMU Datcted data waAll data was dtely checked fca IPAS Pro 1.ata. The GPS l accuracy (<1eved.


llection rformed usingd highly skillemospheric co

operly mainta

nfigured witht 2 Hz.

nsors are equ

as mobilized fy and/or flighreceiver, onetripod, and es. Data was co

data and poin

ta QA/Qas shipped bacdownloaded infor missing fi.35 and PosGN quality contr10cm), PDOP

ounties LiDAR R

Parameg IGI CCNS (Ced at maintaionditions are ained, the mis

h a NovAtel M

ipped with Li

for the imageht crew. Eache (1) Trimble ssential batteollected at 1 o

nt locations w

QC

ck to the Woonto a standarles, corrupt fNSS 5.1 softwrol process in (<3), etc. A M

Report

eters

Computer Conning their plasuch that thession is abort

Millennium 12-

itton LN200 s

ery acquisitionh base-station Zephyr Geodery power andor 2 Hz.

were tied toge

olpert Daytonrd Woolpert dfiles, etc. On

ware packagescludes checkMaximum Pos

ntrolled Naviganned trajecte trajectory, ted until suita

-channel, L1/

series IMU’s o

n mission, ann setup consisdetic L1/L2 dud cabling. Gro

ether, along

n, Ohio officedirectory struce verified, ts, combining

king the data sition Dilution

gation Systemtory, while ho ground speedable condition

/L2 dual freq

operating at 2

nd was operatsted of one (ual frequencyound planes w

with the grou

e for processiucture. The dthe GPS data airborne GPS to within spen of Precision

m). The pilotsolding the aird, roll, pitch ns occur.

uency GNSS

200 Hz.

ted by a mem1) Trimble 50y antenna, onwere used on

und control.

ng and qualitata was was processeS data with becs in regardsn (PDOP) of <

4-5

s are rcraft and

mber 000 ne (1) n the

ty

ed ase s to 3.0


EstimThe Estimdirectionsissues aris

Woolpert’achieving

Figure 4.


mated Pomated Positions along a timesing from lon

’s goal is to m results well

4: Sample Ho


ositionanal Accuracy e scale of theg baselines, n

maintain an Ebelow this th

orizontal and

ounties LiDAR R

al Accur plots the stae trajectory. noise, and/or

stimated Poshreshold.

Vertical Posi

Report

racy ndard deviatiIt illustrates r other atmos

sitional Accur

itional Accura

ions of the ea loss of satellispheric interf

racy of less th

acies from Da

ast, north, anite lock issueference.

han ten (10) c

ay 347 (ALS60

nd vertical es, as well as

centimeters,

0_6157):

4-6

often


CombThe Combrun solutianomaliessolution. results we

Figure 4.


bined Sebined Separaton of the tras. The closer Woolpert’s goell below this

5: Sample GP


eparatiotion is a measjectory. The these two sooal is to mains cap.

PS Combined

ounties LiDAR R

on

sure of the di Kalman filterolutions matchntain a Comb

Separation fr

Report

ifference betr is run in both; in general,ined Separati

rom Day 347

tween the forth directions , the better iion Differenc

(ALS60_6157

rward run and to remove diis the overall ce of < 10cm,

):

d the backwairectional spe reliability of often achiev

4-7

ard ecific f the ving


Figure 4.

Figure 4.


6: Sample GP

7: Sample ho


PS Altitude Pl

orizontal GPS

ounties LiDAR R

lot from Day

distance from

Report

347 (ALS60_6

m base statio

6157):

on from Day 3347 (ALS60_61157):

4-8


Figure 4.


8: Sample PD


DOP Plot from

ounties LiDAR R

m Day 347 (AL

Report

LS60_6157):

4-9


Figure 4.


9: Flight Traj


jectory from

ounties LiDAR R

Day 347 (ALS

Report

S60_6157):

4-10


Table 4.2PDOP

Date Sensor He

Feb. 26, 2056108 Feb. 26, 2056108

Dec. 13, 20ALS50 077

Dec. 13, 20ALS60 6157

Dec. 14, 20ALS50 077

Dec. 14, 20ALS60 6157

Dec. 17, 20ALS60 6157

Dec. 18, 20ALS60 6157

ProjeThe LiDAR(NAD83). the projecFeet.


2: Mission Spe

ead

BasStatio

011 DNL

011 CORS G

011

KAGS B

011 7 KAGS B

011 KAGS B

011 7 KAGS B

011 7 KAGS B

011 7 THOMP

ection / R data was pr Coordinate pct was refere


ecific Base St

se on(s)

CombAver

L B

GACC

BASE

BASE

BASE

BASE

BASE

PORT

Datum roduced in Gepositions wereenced to Nort

ounties LiDAR R

tations, Comb

ined Separatiorage Differenc

(Meters)

0.01

0.01

0.03

0.03

0.04

0.06

0.02

0.03

Informeorgia State Pe specified inth American V

Report

bined Separat

on: ce

PDOP Average

1.8

1.7

2.6

2.3

2.6

2.2

1.6

2.2

ation Plane East Zo units of US S

Vertical Datum

tion, Estimat

e

Maximum Positional

(Met

0.

0.

0.

0.

0.

0.

0.

0.

one, North AmSurvey Feet. m of 1988 (NA

ted Positional

Horizontal Accuracy: ters)

03

03

03

03

03

03

03

03

merican DatumThe vertical AVD88) in un

l Accuracy an

Maximum VePositional Acc

(Meters

0.07

0.06

0.07

0.08

0.09

0.07

0.06

0.08

m of 1983 datum used fits of US Surv

4-11

nd

ertical curacy: )

for vey


SECT

DATA

The LiDARv2.74. ThMicroStatdata qual

The resultsoon as w

Third parttheir QA/


TION 5:

A PROCE

R data was pre processed Lion V8, using ity, any data

ts of the dataweather condi

ty QA/QC of QC analysis is


: LIDAR

ESSING

rocessed withLiDAR data w TerraScan. E voids, clarity

a analysis wetions allowed

LiDAR data ans attached.

ounties LiDAR R

R DATA

AND DA

h DashMap v5was immediateEach flight day of the inten

re immediated.

nd hydro-enfo

Report

A PROC

ATA VE

.1061 softwaely checked aata was checknsity imagery

ely provided b

orced breakli

CESSING

ERIFICAT

re from Opteagainst the flked for spatiay, point spacin

back to the f

ines was prov

G AND

TION

ech, and ALS ight line layoal accuracy ang specs, etc

light crew, an

vided by Dew

QA/QC

Post Processoout via via nd completen

c.

nd reflown as

wberry. A rep

5-1

C

or

ness,

s

port of



on Data enter (CSC) n, Columbia Coounties LiDAR RReport

5-2




5-3




5-4




5-5


Vertic

Vertical

F9

Based on


cal Accu

Accuracy C

Fundamental 95% percent c

the analysis o


uracy

TabStaCou

TabStaCou

TabStaCou

Conclusions

Vertical Accuconfidence lev

of the LiDAR

ounties LiDAR R

ble 5.1: Fundatistics for Buunties

Average Er

Minimum Er

Maximum E

Root mean sq

Std deviati

ble 5.2: Suppatistics for Buunties

Average Er

Minimum Er

Maximum E

Root mean sq

Std deviati

ble 5.3: Comatistics for Buunties

Average Er

Minimum Er

Maximum E

Root mean sq

Std deviati

s – Burke, R

uracy (FVA) tevel.

data, the acc

Report

damental Verurke, Richmon

ror 0

rror -0

rror 0

quare 0

ion 0

plemental Veurke, Richmon

ror 0

rror -0

rror 0

quare 0

ion 0

bined Verticaurke, Richmon

ror 0

rror -0

rror 0

quare 0

ion 0

Richmond,

ested 0.197 f

curacy of the

rtical Accuracnd, and Linco

0.002 Fee

0.424 Fee

0.438 Fee

0.197 Fee

0.157 Fee

rtical Accurand, and Linco

0.298 Fee

0.303 Fee

0.824 Fee

0.383 Fee

0.242 Fee

al Accuracy nd, and Linco

0.120 Fee

0.424 Fee

0.824 Fee

0.286 Fee

0.261 Fee

and Lincoln

feet RMSE or 0

e system meet

cy oln

et

et

et

et

et

cy oln

et

et

et

et

et

oln

et

et

et

et

et

n Counties

0.386 feet ver

ts the require

rtical accurac

ed specificati

5-6

cy at

ions.


Vertical

F9

Based on

Table 5.

Approved

Title

LiDAR Sp

Certified


Accuracy C

Fundamental 95% percent c

the analysis o

5 Approved

d By:

pecialist

d Photogramm


TabSta

Conclusions

Vertical Accuconfidence lev

of the LiDAR

By

metrist #1281

ounties LiDAR R

ble 5.4: Fundatistics for Co

Average Er

Minimum Er

Maximum E

Root mean sq

Std deviati

s – Columbi

uracy (FVA) tevel.

data, the acc

Name

Qian Xia

Report

damental Verolumbia Count

ror -0

rror -0

rror 0

quare 0

ion 0

ia County

ested 0.179 f

curacy of the

Signa

o

rtical Accuracty

0.006 Fee

0.354 Fee

0.334 Fee

0.179 Fee

0.181 Fee

feet RMSE or 0

e system meet

ature

cy

et

et

et

et

et

0.351 feet ver

ts the require

D

J

rtical accurac

ed specificati

Date

June 27, 2012

5-7

cy at

ions.

AIRBORNE LIDAR PROJ ECT REPORT · 2018-11-26 · PROJ comprehensi d Columbia C r EA133C11C Center...

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Transcript of AIRBORNE LIDAR PROJ ECT REPORT · 2018-11-26 · PROJ comprehensi d Columbia C r EA133C11C Center...