1 2009-2012 VBMP Orthophotography Status. 2 2009-2012 Orthophotography Contract Contract Awarded to...
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Transcript of 1 2009-2012 VBMP Orthophotography Status. 2 2009-2012 Orthophotography Contract Contract Awarded to...
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2009-2012 VBMP Orthophotography Status
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2009-2012 Orthophotography Contract
• Contract Awarded to Sanborn on December 23rd
• Planned Maximum Budget: $6.0 Million (2006/07 Budget)
• Statewide 1 Foot Resolution Orthophotography– Eastern Half of State Will Be Captured during 2009 and
Western Half Will Be Captured during 2011• Digital Capture • Faster Delivery
– Intermediate County Mosaics within 60 days– Final Ortho Delivery within 6 Months of Acquisition
• Delivery Will Include Color Infrared Band (4 band color)
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2009/2011 Flight Areas
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Pricing for Core Products
Product 2009 Price Per Tile
2007 Price Per Tile
1 Foot Orthophotos
$60.00 $115.43
6 Inch Orthophotos
$64.50 $76.90
4 Foot Contours $27.20 $36.00
2 Foot Contours $13.60 $23.11
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2009 Contract Value• 1 Foot Base Orthophotography
– $1,484,280• Orthophotography Resolution Upgrades
– $372,780• 4 Foot Contours
– $27,690• 2 Foot Contours
– $6,718Total Value = $1,891,468
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Imagery Acquisition
• Acquisition began on February 1st, 2009• Acquisition completed on March 31st, 2009
– 87% of photos were captured by February 25th
• 33,628 Images Acquired– 26 Terabytes of raw imagery!
2009 Upgrades
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Additional Upgrades
• 4 Foot Contours– Halifax County
• 2 Foot Contours– Blacksburg– Charlottesville– Fredericksburg– Hopewell
• Impervious Surface– James City County
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Raw Image SamplesPrince George (6 Inch) – February 20th, 2009
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Raw Image SamplesPrince George (6 Inch) – February 20th, 2009
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Raw Image SamplesMonticello (6 Inch) – February 21st, 2009
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Raw Image SamplesMonticello (6 Inch) – February 21st, 2009
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Image ComparisonsMonticello (6 Inch) – True Color
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Image ComparisonsMonticello (6 Inch) – Color Infrared
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Raw Image SamplesYork County (6 Inch) – February 21st, 2009
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Raw Image SamplesYork County (6 Inch) – February 21st, 2009
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Image ComparisonsIsle of Wight (1 Foot), 2002
JamesRiverBridge
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Image ComparisonsIsle of Wight (6 Inch), 2007
JamesRiverBridge
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Image ComparisonsIsle of Wight (1 Foot), 2009
JamesRiverBridge
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Data Delivery• Delivery of preliminary mosaics will begin
on May 1st
– 1 foot resolution for entire 2009 flight area– No QA/QC performed on products– Orthorectified using 2006/2007 terrain models– VGIN plans to offer mapservice as primary
delivery method
• Final products delivered by September 30– 4 Band GeoTiff and JPG2000 tiles– Digital Terrain Models
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File Sizes of Final Deliverables• Uncompressed GeoTiff
– 100 MB per tile– 2.89 TB for 2009 flight area
• Lossless JPG2000* (5:1 compression)– 20 MB per tile– 592 GB for 2009 flight area
* MrSID format does not support more than 3 bands so JPG2000 has been chosen as the delivery format