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Texas 2015 Statewide Orthoimagery Project

Texas 2015 Statewide Orthoimagery Project

Cornell Rowan - Surdex | Gayla Mullins - TNRIS

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  1. Texas 2015 Statewide
    Orthoimagery Project

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  2. Statewide Orthoimagery
    2
    c. 1996
    2004
    2008/09
    2010
    2012
    2014
    2015 2015

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  3. Specifica4ons
    3
    6-inch Buy-Up Op.on
    1-foot Buy-Up Op.on
    0.5-meter Base Product
    SCALE 1:600 SCALE 1:400 SCALE 1:400

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  4. Specifica4ons
    4
    4-band
    Natural Color Color Infrared

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  5. Specifica4ons
    5
    Leaf-off Feb 16, 2010 Leaf-on Nov 9, 2011

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  6. Seasonal Acquisi4on
    6

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  7. Specifica4ons
    • Phased Deliveries
    • Products
    –  3.75‘ DOQQs
    –  County Mosaics
    • Formats
    –  GeoTIFF
    –  JPEG2000
    • Horizontal Accuracy
    –  ASPRS Recommended
    use: “Standard Mapping
    and GIS work”
    7

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  8. Partners
    8

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  9. 2014 Timeline
    9
    Milestone Date
    Initial Meeting February 11
    Public Announcement April 1
    Review Draft Solicitation (SOW) May
    Notification of Intent Mid May – October 15
    Finalize Solicitation (SOW) Late May
    Release Solicitation (SOW) June 25
    Response Deadline August 14
    Evaluation September 9 – 11
    Vendor Selection September 15
    Project Kick-Off Meeting October 16
    Deadline for participation October 15
    PO Deadline November 1
    Begin Data Acquisition December 1/Leaf-off conditions
    Gather Partners

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  10. StratMap Contracts
    10

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  11. Content
    •  Project Overview
    •  Ground Control
    •  Aerial Imagery Acquisi.on
    •  Extensions
    •  Final Aerial Acquisi.on
    •  Lessons Learned
    •  Ortho Produc.on and Delivery
    •  Final Orthoimagery
    •  Leica ADS100 Sensor
    11

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  12. Project Overview
    •  Statewide orthoimagery
    •  Base
    –  Leaf-off high resolu.on
    –  0.5 meter statewide
    –  275,350 square miles
    •  Buy-ups
    –  leaf-off high resolu.on
    –  6” over select populated areas
    –  7,048 square miles
    –  12” over select populated areas
    –  7,078 square miles
    •  Required to deliver no “NO
    DATA” .les for the en.re project
    12

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  13. Ground Control
    •  Surdex surveyed 775 ground
    control points and u.lized an
    addi.onal 600 points for the
    en.re project
    •  Base imagery
    –  0.5-meter imagery processed and
    delivered in three (3) UTM Zones
    (13, 14 & 15)
    –  Meters
    •  Buy-up imagery
    –  6” & 12” imagery processed and
    delivered in four of the five Texas
    State Plane Coordinate zones
    –  US Feet
    13

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  14. Aerial Imagery Acquisi.on
    •  Original acquisi.on schedule
    –  Dec. 1, 2014 and Mar. 15, 2015
    •  Resolu.ons
    –  Three resolu.ons acquired simultaneously
    •  Interna.onal requirement
    –  Wriien permission needed from Mexico to fly the border
    –  1st Permit process started Nov. 2014
    –  Issued in Mar. 2015 expired Jun. 2015
    –  2nd Permit process started Nov. 2015
    –  Issued in Dec. 2015 expired Apr. 2016
    14

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  15. Aerial Imagery Acquisi.on (cont’d)
    •  Due mainly to weather/clouds,
    ac.ve Military Opera.ons Areas
    (MOAs)
    –  78% of the 0.5-meter imagery was
    acquired by Mar. 15, 2015
    •  Season 1 is 92% complete
    •  Season 2 is 91% complete
    •  Season 3 is 69% complete
    •  Season 4 is 2% complete
    –  63% of the 6” imagery was acquired
    –  15% of the 12” imagery was acquired
    15

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  16. Extensions
    •  Deadline was extended from Mar. 15
    to Aug. 5, 2015
    –  In areas that would not have much
    change in the foliage
    –  91% of the 0.5-meter imagery was
    acquired by Aug. 5, 2015
    •  Season 1 is 100% complete
    •  Season 2 is 99% complete
    •  Season 3 is 89% complete
    •  Season 4 is 33% complete
    –  100% of the 6” imagery was acquired
    –  45% of the 12” imagery was acquired
    16

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  17. Final Aerial Acquisi.on
    •  Acquisi.on reopened
    December 15, 2015
    •  Acquisi.on was 100%
    complete for all products
    February 04, 2016
    17
    •  1,372 flightlines flown
    •  94,892.40 on-line miles
    •  412.58 on-line hours

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  18. Lessons Learned
    •  Border delays
    •  Weather delays
    •  MOAs / restricted
    airspace
    18
    •  Flight plan modified

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  19. Orthoimagery Produc.on and Delivery
    •  0.5 meter has 17,293 DOQQ 4les. 04/15/2016 100% was delivered
    •  0.5 meter Season 1 has 7,439 DOQQ 4les (43%)
    •  0.5 meter Season 2 has 4,578 DOQQ 4les (26%)
    •  0.5 meter Season 3 has 3,607 DOQQ 4les (21%)
    •  0.5 meter Season 4 has 1,669 DOQQ 4les (10%)
    •  SARA 6” BUY-UP delivered October 2015
    •  SARA 12” BUY-UP delivered March 2016
    •  ULands 6” BUY-UP delivered November 2015
    •  Georgetown 6” BUY-UP delivered October 2015
    •  TWPD 6” BUY-UP in Bastrop County delivered January 2016
    •  TWPD 12” BUY-UP near El Paso and in the vicinity of Port O’Connor delivered February 2016
    •  NGA 12” BUY-UP delivered April 2016
    19

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  20. Final Orthoimagery
    •  880 addi.onal .les were created
    and delivered
    20
    •  Final RMSE = 0.257 meter

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  21. Leica ADS100 Sensor
    21
    •  6 ADS100 sensors were
    used
    •  Pushbroom 1-pixel row
    •  Forward, nadir & ao
    •  13 total arrays
    •  Operate at high speed

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  22. Project Tracking
    22

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  23. TNRIS QA/QC
    23
    •  100% Inspec.on
    •  Tile-by-.le focus on
    populated areas
    •  Smaller scale overview
    on non-populated
    areas

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  24. TNRIS QA/QC
    24

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  25. TNRIS QA/QC
    •  Inspectors:
    –  Alexander Polansky
    –  Anthony Stokes
    –  Ashley Lewis
    –  Benjamin Buchanan
    –  Erik O’Brian
    –  Gayla Mullins
    –  Gillian Roos
    –  Jason Hinojosa
    –  Jorge Morales
    –  Kristen Newcomer
    –  Landon Klein
    –  Lauren Kirk
    –  Linda Prosperie
    –  Misty Downing
    –  Olivia Ybarra
    –  Stephanie Long
    25

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  26. Data Access: tnris.org DOWNLOAD
    26
    ALL PUBLIC DOMAIN

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  27. Data Access: tnris.org STREAM
    27
    ALL PUBLIC DOMAIN

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  28. Thank you!
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