8000

• UCREFRP Catalog Number: 8000
• Author: Werth, L. F., et al.
• Title: Developing a Geographic Information System for Resources Monitoring on the Colorado River in the Grand Canyon.
• USFW Year: 1993.
• USFW - Doc Type: R-93-20,
• Copyright Material: NO

E. Topography directory:
1. ELEV-0-5 - appended line and point topographic data generated by Horizons Inc.
Item = ELEV 0 5-ID
Class: 1 = 2.5-meter index contours
2 = 0.5 meter intermediate contours
3 = Depression contours
4 = Intermediate depression contours
5 = Obscured index contours
6 = Obscured depression index contours
7 = Cliff lines
8 = Rock outcrop
Annotation Level: 1 = Index contour
2 = Obscured index contour
3 = Spot elevation
2. PHYPSPO - point coverage of spot topography.
Item = ELEVATION
F. Vegetation directory:
1. SYNECOLOGY - polygon data of new and old high water vegetation.
Item = HWZ
Class: N = New high water vegetation
O = Old high water vegetation
Item = DENSITY
Class: 1 = Vegetation density 0% to 20%
2 = Vegetation density 20% to 40%
3 = Vegetation density 40% to 60%
4 = Vegetation density 60% to 80%
5 = Vegetation density 80% to 100%
Item = ACRES = calculated acreage
G. Legend directory:
1. ATITLE3 - annotation coverage for monument index.
2. LTITLE3 - line coverage of title block.
3. LHZNSFN - line coverage of base map boundaries.
4. AHYPANN - annotation coverage of obscured areas.
E. Manmade directory:
1. LBLDROF - line coverage of dam building.
2. LBLDOBL - line coverage dam release buildings.
3. LGFNCBW - line coverage of barbed wire fence.
4. LGWALL1 - line coverage of concrete walls.
5. LRDASPH - line coverage of asphalt roads.
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