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Page 1: Documenting Masonry With 3D Visualization Tools€¦ · Documenting Masonry With 3D Visualization Tools 12 Photogrammetry Measurements from photographs •Develop 2D and 3D models

1Documenting Masonry With 3D Visualization Toolse:                                                                New York:   917 647 9530

Boulder: 303 444 3620

PE

Documenting Masonry With 3D Visualization ToolsThe Masonry Society Annual MeetingLa Jolla, CaliforniaNovember 2017

mschuller@ana‐usa.com

Michael Schuller

Atkinson-Noland & Associateswww.ana-usa.com

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2Documenting Masonry With 3D Visualization Tools

3D DocumentationLIDARPhotogrammetry

• Better understanding of complex shapes• Complete documentation• Office “tool” – complete presentation• Measured drawings

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3Documenting Masonry With 3D Visualization Tools

LIDAR

• Light Detection and Ranging• Surveying method• Laser illumination: backscattered light• 3D point cloud matched with digital images to create realistic‐looking 3D models

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4Documenting Masonry With 3D Visualization Tools

Historic documentation

Santa Elena BastionEl Morro Fortress, San Juan, Puerto RicoEquipment setup locations shown

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5Documenting Masonry With 3D Visualization Tools

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6Documenting Masonry With 3D Visualization Tools

Domino Sugar Refinery, New York

Scanning by Berkshire Dimensions60‐foot truck‐mounted mast

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7Documenting Masonry With 3D Visualization Tools

Deviation Survey

EASTELEVATIONTOPDEVIATIONSURVEY:37feet7inchto38feet7inchquarterinchinterval(byBerkshireDimensions)

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8Documenting Masonry With 3D Visualization Tools

Documentation and Conservation

Basilica of the Immaculate Conception, Denver

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9Documenting Masonry With 3D Visualization Tools

3D Documentation

• Measured building survey• Conservation tool

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10Documenting Masonry With 3D Visualization Tools

Hand‐held scanning

• On‐site documentation

Olde World Stone

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11Documenting Masonry With 3D Visualization Tools

Fabricating replacement units

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12Documenting Masonry With 3D Visualization Tools

Photogrammetry

Measurements from photographs• Develop 2D and 3D models• Wire frame, surfaces• Resolution related to pixel density

• Sub‐millimeter resolution possible

• Dimensionless images• Scaled imaging possible

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13Documenting Masonry With 3D Visualization Tools

Equipment Software

• Digital Camera• Software• Sharing and Viewing Platform

• Autodesk Recap• Agisoft PhotoScan• PhotoModeler• Freeware

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14Documenting Masonry With 3D Visualization Tools

Process

Appomattox Manor House ‐ Outbuildings

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15Documenting Masonry With 3D Visualization Tools

Photogrammetry Process

• Virtual environment

Registration points created by software Pixels overlaid onto polynomial mesh

Human Intervention

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16Documenting Masonry With 3D Visualization Tools

Sharing and viewing platform• Cloud‐based

• Sketchfab.com• Pdf model

• U3D, PRC format

El Morro Fortress, San Juan, Puerto RicoSurface Penetrating Radar (SPR)

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17Documenting Masonry With 3D Visualization Tools

Applications

• Wright Brothers Memorial

• Denver Basilica Finial

• Masonry Probe

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18Documenting Masonry With 3D Visualization Tools

Applications

• Condition assessment and documentation

Page 19: Documenting Masonry With 3D Visualization Tools€¦ · Documenting Masonry With 3D Visualization Tools 12 Photogrammetry Measurements from photographs •Develop 2D and 3D models

19Documenting Masonry With 3D Visualization Toolse:                                                                New York:   917 647 9530

Boulder: 303 444 3620

PE

Documenting Masonry With 3D Visualization Tools

The Masonry Society Annual MeetingLa Jolla, CaliforniaNovember 2017

mschuller@ana‐usa.com

Michael Schuller

Atkinson-Noland & Associateswww.ana-usa.com

Questions?