Rethinking Road Planning and Design Workflows: Un Unlocking king - - PowerPoint PPT Presentation

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Rethinking Road Planning and Design Workflows: Un Unlocking king - - PowerPoint PPT Presentation

Oct 28, 2022 370 likes •665 views

Rethinking Road Planning and Design Workflows: Un Unlocking king the Pot Potential tial of LiDAR AR Craig ig Speirs Softre tree Technical ical Systems ms Fo Fores est t roa oad d cons co nstructio ruction n is is one one

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SLIDE 1

Rethinking Road Planning and Design Workflows:

Un Unlocking king the Pot Potential tial of LiDAR AR

Craig ig Speirs

Softre tree Technical ical Systems ms

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SLIDE 2

Rethinking Road Planning and Design Workflows: Un Unloc

  • cking

ing the Pot

  • tentia

ial l of LiDAR AR with h New w Optimiz mizatio ion Tec echnolo

  • logy

Fo Fores est t roa

  • ad

d co cons nstructio ruction n is is one

  • ne of t
  • f the

he mo most ex expe pens nsive ive co comp mponen

  • nents

ts of

  • f

tim imber ber ha harve vesting. ting.

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SLIDE 3

Rethinking Road Planning and Design Workflows: Un Unloc

  • cking

ing the Pot

  • tentia

ial l of LiDAR AR with h New w Optimiz mizatio ion Tec echnolo

  • logy

Fo Fores est t roa

  • ads

ds ar are a maj e a major

  • r

so sour urce ce of

  • f

dis isturbance urbance in in f for

  • res

est de deve velopm lopment. ent.

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SLIDE 4

Rethinking Road Planning and Design Workflows: Un Unloc

  • cking

ing the Pot

  • tentia

ial l of LiDAR AR with h New w Optimiz mizatio ion Tec echnolo

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Ou Our go goal al is is t to hel

  • help

en engi gine neer ers s fin ind better r er road

  • ad

lo loca cations tions.

 Redu duce constr tructio uction n costs ts  Redu duce envi vironment mental al imp mpact ct  Redu duce cycl ycle e time mes  Im Impr prove

  • ve safety

ty

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SLIDE 5

Rethinking Road Planning and Design Workflows: Un Unloc

  • cking

ing the Pot

  • tentia

ial l of LiDAR AR with h New w Optimiz mizatio ion Tec echnolo

  • logy

A n A new ew me methodo hodology logy for

  • r

pl plannin anning g an and des d desig igning ning for

  • res

est roa

  • ads

ds us usin ing g ac accu curat ate e Li LiDAR AR dat ata a an and mat d mathe hematical matical

  • p
  • ptimization

imization so software. ware.

How How ar are we e we goi going t ng to d

  • do
  • it

it?

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SLIDE 6

Rethinking Road Planning and Design Workflows: Un Unloc

  • cking

ing the Pot

  • tentia

ial l of LiDAR AR with h New w Optimiz mizatio ion Tec echnolo

  • logy

Road d pl planning ing

  • pt

ptimizat mization ion

is is not not ne new.

Ho However ver, , app pplyin ying g these e tools ls to imp mprecise ecise ma map p da data rende ders s them m imp mpracti actical. cal.

? ? ?

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SLIDE 7

Rethinking Road Planning and Design Workflows: Un Unloc

  • cking

ing the Pot

  • tentia

ial l of LiDAR AR with h New w Optimiz mizatio ion Tec echnolo

  • logy
  • Geometric design: plans, profiles, cross-sections
  • Done for contractual documentation or permitting
  • Cost estimates are available
  • Centerline & side shot survey (typically compass and chain)
  • Can be inaccurate
  • Labour-intensive
  • Identify unstable soils and regions, steams and wetlands
  • Confirm grades and switchback locations
  • Labour intensive investigation of route alternatives

Contour Maps Air Photos Terrain Maps

Route “Area of Interest” Selection

Traditiona aditional l Wor

  • rkf

kflow low

  • Identify suitable alignments
  • Road pegging for grades & switchback locations
  • No geometric design
  • No detailed cost information

Field Verification & Route Selection Design & Construction Documents L2 Field Survey (C/L, side shots…+)

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SLIDE 8

Rethinking Road Planning and Design Workflows: Un Unloc

  • cking

ing the Pot

  • tentia

ial l of LiDAR AR with h New w Optimiz mizatio ion Tec echnolo

  • logy
  • Geometric design: plans, profiles, cross-sections
  • Done for contractual documentation or permitting
  • Cost estimates are available
  • Centerline & side shot survey (typically compass and chain)
  • Can be inaccurate
  • Labour-intensive
  • Identify unstable soils and regions, steams and wetlands
  • Confirm grades and switchback locations
  • Labour intensive investigation of route alternatives

Contour Maps Air Photos Terrain Maps

Route “Area of Interest” Selection Field Verification & Route Selection

Traditiona aditional l Wor

  • rkf

kflow low

Design & Construction Documents L2 Field Survey (C/L, side shots…+)

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SLIDE 9

Rethinking Road Planning and Design Workflows: Un Unloc

  • cking

ing the Pot

  • tentia

ial l of LiDAR AR with h New w Optimiz mizatio ion Tec echnolo

  • logy
  • Geometric design: plans, profiles, cross-sections
  • Done for contractual documentation or permitting
  • Cost estimates are available
  • Centerline & side shot survey (typically compass and chain)
  • Can be inaccurate
  • Labour-intensive

Contour Maps Air Photos Terrain Maps

Route “Area of Interest” Selection Field Verification & Route Selection Design & Construction Documents L2 Field Survey (C/L, side shots…+)

Traditiona aditional l Wor

  • rkf

kflow low

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SLIDE 10

Rethinking Road Planning and Design Workflows: Un Unloc

  • cking

ing the Pot

  • tentia

ial l of LiDAR AR with h New w Optimiz mizatio ion Tec echnolo

  • logy
  • Geometric design: plans, profiles, cross-sections
  • Done for contractual documentation or permitting
  • Cost estimates are available

Contour Maps Air Photos Terrain Maps

Route “Area of Interest” Selection Field Verification & Route Selection Design & Construction Documents L2 Field Survey (C/L, side shots…+)

Traditiona aditional l Wor

  • rkf

kflow low

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SLIDE 11

Rethinking Road Planning and Design Workflows: Un Unloc

  • cking

ing the Pot

  • tentia

ial l of LiDAR AR with h New w Optimiz mizatio ion Tec echnolo

  • logy
  • 63

63% % of forestr try y comp mpanies nies using ng LiDAR AR now, +1 +18% 8% in the near future

  • Lower

r acqu quisi isition tion costs ts

  • Quic

icker ker return n on i inves vestm tment ent

Time 1995 2000 2005 2010 2015 LiDAR Usage in the Forest Industry

In Incr creasin easing g Use Use of

  • f Li

LiDAR AR in in the the For Fores est t In Indus dustr try

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SLIDE 12

Rethinking Road Planning and Design Workflows: Un Unloc

  • cking

ing the Pot

  • tentia

ial l of LiDAR AR with h New w Optimiz mizatio ion Tec echnolo

  • logy

A n A new ew me meth thodo

  • dology

logy for

  • r

roa

  • ad

d pl plan anni ning ng us using ng: :

  • Im

Impr proved

  • ved engineeri

eering g & route selecti ection

  • Im

Impr proved

  • ved field

ld time me

  • Redu

duced d constru tructi ction

  • n costs

ts

Op Oppor portunity tunity to imp

  • improve
  • ve the

he wor workf kflow low

Ac Accur urate LiDAR AR Data Geome metri tric c Desig sign Opt ptimiz imizatio ation n So Software ware LiDAR AR-bas based ed Field ld So Softwar tware

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SLIDE 13

Rethinking Road Planning and Design Workflows: Un Unloc

  • cking

ing the Pot

  • tentia

ial l of LiDAR AR with h New w Optimiz mizatio ion Tec echnolo

  • logy

Route Selection & Pre-Field Design Field Verification & Route Selection Design & Construction Documents C/L Field Survey

LiDAR

Air Photos Terrain Maps

Li LiDAR AR-based based Wor

  • rkf

kflow low

  • Geometric design: plans, profiles, cross-sections
  • Final alignment optimization
  • Get construction quantities and updated costs
  • Centerline survey (compass and chain or GPS)
  • Uses LiDAR for side-shots
  • Less time-intensive compared to L2 side-shot survey
  • More route confirmation, less reconnaissance
  • Identify unstable soils and regions, steams and wetlands, pit locations
  • Assistance from LiDAR-enabled in-field solutions
  • Quickly locate & optimize alignments (with Geometric Optimization Software)
  • Compare costs and quantities
  • Review geometry and cross sections for stability, safety, etc. before going to the field
  • Prepare digital map and design data for field use
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SLIDE 14

Rethinking Road Planning and Design Workflows: Un Unloc

  • cking

ing the Pot

  • tentia

ial l of LiDAR AR with h New w Optimiz mizatio ion Tec echnolo

  • logy

Route Selection & Pre-Field Design Field Verification & Route Selection Design & Construction Documents C/L Field Survey

LiDAR

Air Photos Terrain Maps

Li LiDAR AR-based based Wor

  • rkf

kflow low

  • Geometric design: plans, profiles, cross-sections
  • Final alignment optimization
  • Get construction quantities and updated costs
  • Centerline survey (compass and chain or GPS)
  • Uses LiDAR for side-shots
  • Less time-intensive compared to L2 side-shot survey
  • More route confirmation, less reconnaissance
  • Identify unstable soils and regions, steams and wetlands, pit locations
  • Assistance from LiDAR-enabled in-field solutions
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SLIDE 15

Rethinking Road Planning and Design Workflows: Un Unloc

  • cking

ing the Pot

  • tentia

ial l of LiDAR AR with h New w Optimiz mizatio ion Tec echnolo

  • logy

Route Selection & Pre-Field Design Field Verification & Route Selection Design & Construction Documents C/L Field Survey

LiDAR

Air Photos Terrain Maps

Li LiDAR AR-based based Wor

  • rkf

kflow low

  • Geometric design: plans, profiles, cross-sections
  • Final alignment optimization
  • Get construction quantities and updated costs
  • Centerline survey (compass and chain or GPS)
  • Uses LiDAR for side-shots
  • Less time-intensive compared to L2 side-shot survey
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SLIDE 16

Rethinking Road Planning and Design Workflows: Un Unloc

  • cking

ing the Pot

  • tentia

ial l of LiDAR AR with h New w Optimiz mizatio ion Tec echnolo

  • logy

Route Selection & Pre-Field Design Field Verification & Route Selection Design & Construction Documents C/L Field Survey

LiDAR

Air Photos Terrain Maps

Li LiDAR AR-based based Wor

  • rkf

kflow low

  • Geometric design: plans, profiles, cross-sections
  • Final alignment optimization
  • Get construction quantities and updated costs
slide-17
SLIDE 17

Rethinking Road Planning and Design Workflows: Un Unloc

  • cking

ing the Pot

  • tentia

ial l of LiDAR AR with h New w Optimiz mizatio ion Tec echnolo

  • logy

Route Selection & Pre-Field Design Field Verification & Route Selection Design & Construction Documents C/L Field Survey

LiDAR

Air Photos Terrain Maps

Op Optimization imization So Software Use are Use

Geometric Optimization Software

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SLIDE 18

Rethinking Road Planning and Design Workflows: Un Unloc

  • cking

ing the Pot

  • tentia

ial l of LiDAR AR with h New w Optimiz mizatio ion Tec echnolo

  • logy

Route Selection & Pre-Field Design Field Verification & Route Selection Design & Construction Documents C/L Field Survey

COST ESTIMATE AVAILABLE

LiDAR

Air Photos Terrain Maps

Li LiDAR AR Fi Field Sol eld Solutio ution n So Software ware Use Use

Handheld Field Solutions

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SLIDE 19

Rethinking Road Planning and Design Workflows: Un Unloc

  • cking

ing the Pot

  • tentia

ial l of LiDAR AR with h New w Optimiz mizatio ion Tec echnolo

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Ha Hand ndheld held Fi Fiel eld d So Software ware

  • Enabl

bled ed with LiDAR AR & G GPS PS

  • Road

d layout yout

 check grades  check switchback locations  find alternate routes

  • Ca

Cabl ble loggin ging g de deflect lectio ion analysis sis

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SLIDE 20

Rethinking Road Planning and Design Workflows: Un Unloc

  • cking

ing the Pot

  • tentia

ial l of LiDAR AR with h New w Optimiz mizatio ion Tec echnolo

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Mathemati ematical cal pr process ess to de determine mine the lowes est t cost t alig ignmen nment t which h satisf isfies ies constr traints ints and s d standar dards ds. Divide vided d into ve vertical ical and ho d horizont zontal al opt ptimizatio mization. n.

Wh What at is is Geo Geome metric tric De Desi sign gn Op Optimization? imization?

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SLIDE 21

Rethinking Road Planning and Design Workflows: Un Unloc

  • cking

ing the Pot

  • tentia

ial l of LiDAR AR with h New w Optimiz mizatio ion Tec echnolo

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Ver ertical ical Op Optimization imization

Existing ground (LiDAR) Preliminary Horizontal Alignment Cross Section Geometry Costs Constraints

OPTIMIZATION

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SLIDE 22

Rethinking Road Planning and Design Workflows: Un Unloc

  • cking

ing the Pot

  • tentia

ial l of LiDAR AR with h New w Optimiz mizatio ion Tec echnolo

  • logy

Ver ertical ical Op Optimization imization

Existing ground (LiDAR) Preliminary Horizontal Alignment Cross Section Geometry Costs Constraints

  • Cu

Cut / f / fill l for sub-gr grade de and d surfacing acing ma materials ials

  • Move
  • vement

ment & l loadi ding ng costs ts

  • Ad

Addi ditio tional nal costs: ts: culver verts, ts, pi pit

  • pe

pening ng costs, ts, clearin aring g and d grubb bbin ing

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SLIDE 23

Rethinking Road Planning and Design Workflows: Un Unloc

  • cking

ing the Pot

  • tentia

ial l of LiDAR AR with h New w Optimiz mizatio ion Tec echnolo

  • logy
  • Min./max

./max grade des

  • Min.

. K

  • Fixed

xed control l po points ts (elevatio vation n or grade) de)

  • Full

l be bench section tions

  • Material

rial move movemen ment t di directi ction

Ver ertical ical Op Optimization imization

Existing ground (LiDAR) Preliminary Horizontal Alignment Cross Section Geometry Costs Constraints

slide-24
SLIDE 24

Rethinking Road Planning and Design Workflows: Un Unloc

  • cking

ing the Pot

  • tentia

ial l of LiDAR AR with h New w Optimiz mizatio ion Tec echnolo

  • logy

Ver ertical ical Op Optimization imization

Existing ground (LiDAR) Preliminary Horizontal Alignment Cross Section Geometry Costs Constraints

OPTIMIZATION

Earthwork Movement Schedule

$

Cost Optimal Alignment Geometry

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SLIDE 25

Rethinking Road Planning and Design Workflows: Un Unloc

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ing the Pot

  • tentia

ial l of LiDAR AR with h New w Optimiz mizatio ion Tec echnolo

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OPTION 2 OPTION 1

A B

Rou

  • ute

e Se Sele lect ction ion Usi Using ng V Ver ertical ical Op Optimizati imization

  • n
slide-26
SLIDE 26

Rethinking Road Planning and Design Workflows: Un Unloc

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ing the Pot

  • tentia

ial l of LiDAR AR with h New w Optimiz mizatio ion Tec echnolo

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Optimization Corridor Optimized Horizontal Alignment

Ho Horizont zontal al Op Optimization mization

OPTION 1 OPTION 2

A B

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SLIDE 27

Rethinking Road Planning and Design Workflows: Un Unloc

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ing the Pot

  • tentia

ial l of LiDAR AR with h New w Optimiz mizatio ion Tec echnolo

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Ef Efficiencies iciencies

 Redu duced d engin inee eering ring time me  Lower r earthwo work k & & construct ructio ion n costs ts  Be Better r road d locatio tion Im Impr proved

  • ved early

y stage ge pl planning ing and c d costing ting Im Impr proved

  • ved usage of

field ld time me

Be Benef nefits its

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SLIDE 28

Thank You