BUILDING FOOTPRINTS
Status: Obtained in 1995, Modified in 1996
SOURCE/CONVERSION METHODOLOGY
This data layer is from Boston Edison Company (BECo.). The original aerial photography was flown between 1990 and 1991 at 1" =600’ negative scale. Digital planmetric data meets National Map Accuracy Standards for 1"=100’ mapping.
Street addresses have been added to the building footprints layer by Camp Dresser McKee, Inc. in 1996, based upon the addresses on the Assessor’s map sheets.
COVERAGE NAME
BUILDING
FEATURE TYPE
POLYGONS
ATTRIBUTES
Feature Attribute Table Organization:
| Col | Description | Item name | Width | Output Width | Type* | No. of Dec. | Alt. name |
Indexed? |
| 1 | ARC/INFO | AREA | 8 | 18 | F | 5 | ||
| 9 | INTERNAL | PERIMETER | 8 | 18 | F | 5 | ||
| 17 | ITEMS | BUILDING# | 4 | 5 | B | |||
| 21 | | | BUILDING-ID | 4 | 5 | B | |||
| 25 | ROTATION FOR LABELING HOUSE NUMBERS ON MAPS | ROTATION | 4 | 12 | F | 3 | ||
| 29 | STREET NUMBER | STR_NUM | 8 | 8 | C | |||
| 37 | STREET NAME | STREET | 20 | 20 | C | |||
| 57 | COMBINATION OF STREET NUMBER AND NAME | ADDRESS | 45 | 45 | C |
* See Appendix G for detail
COORDINATE SYSTEM
Massachusetts State Plane North America Datum (NAD) 83 Feet