1. Revised date 7-30-08 Chapter 9 Slide 1 Copyright – David A. McGowan All rights reserved Chapter 9 Legal Descriptions Define precise location Provide sufficient information to calculate size

2. Revised date 7-30-08 Chapter 9 Slide 2 Copyright – David A. McGowan All rights reserved METHODS (Page 154) Metes and Bounds Rectangular Survey Lot and Block

3. Revised date 7-30-08 Chapter 9 Slide 3 Copyright – David A. McGowan All rights reserved LOT AND BLOCK Use of lot and block numbers with references to a subdivider’s plat of survey

4. Revised date 7-30-08 Chapter 9 Slide 4 Copyright – David A. McGowan All rights reserved LOT & BLOCK Plat of Survey Grennan Heights Subdivision Niles, Illinois 478 Homesites 7.2 acre public park 80 total acres

5. Revised date 7-30-08 Chapter 9 Slide 5 Copyright – David A. McGowan All rights reserved LOT & BLOCK Lot Block Plat of Survey 478

6. Revised date 7-30-08 Chapter 9 Slide 6 Copyright – David A. McGowan All rights reserved LOT & BLOCK Lot Block Plat of Survey Lot 78, Block 417, of the Grennan Heights Subdivision E½ of the SE¼ of Section 24, Township 41 North, Range 12 East of the 3 rd Principle Meridian, Cook County, Illinois.

7. Revised date 7-30-08 Chapter 9 Slide 7 Copyright – David A. McGowan All rights reserved PIN Property Identification Number 09-24-417-049-0000 Map Section Block Parcel Condo Unit Connects 2 parcels to the same PIN

8. Revised date 7-30-08 Chapter 9 Slide 8 Copyright – David A. McGowan All rights reserved METES & BOUNDS (Page 154) Main Street Palmer Street A benchmark is a point whose position is known to a high degree of accuracy and is normally marked in some way. The marker is often a metal disk made for this purpose, but it can also be a church spire, a radio tower, a mark chiseled into stone, or a metal rod driven into the ground. Benchmark

9. Revised date 7-30-08 Chapter 9 Slide 9 Copyright – David A. McGowan All rights reserved BENCHMARK 598.95 ft above sea level

10. Revised date 7-30-08 Chapter 9 Slide 10 Copyright – David A. McGowan All rights reserved LOCAL BENCHMARKS (Oak Brook, IL) PIDDistDesignationType AF92781mi NWEWT IL 83Ametal rod ME17122.3mi E29 C PROVISO TWPbolt ME31472.3mi EBEMIStriangulation station disk Details for Benchmark: AF9278 N 41° 50.636 W 087° 57.489 Altitude: 700 ft

11. Revised date 7-30-08 Chapter 9 Slide 11 Copyright – David A. McGowan All rights reserved DATUM (166) A point, line or surface from which elevations are measured or indicated Condominium laws require that a surveyor prepare a plat map that shows the elevations of floor and ceiling surfaces and the vertical boundaries of each unit with reference to an official datum.

12. Revised date 7-30-08 Chapter 9 Slide 12 Copyright – David A. McGowan All rights reserved METES & BOUNDS (Page 154) 125’ 375’ Main Street Palmer Street Beginning at a point 700 ft east of Benchmark 12345, Then east 125 ft, Then south 375 ft Then west 125 ft Then north to the point of beginning Benchmark 700’ A 125 ft X 375 ft 46,875 sq ft

13. Revised date 7-30-08 Chapter 9 Slide 13 Copyright – David A. McGowan All rights reserved METES AND BOUNDS DIRECTION 360 º N 0 º S 180 º E 90 º 270 º W 45 º 301 º 223 º 105.5 º

14. Revised date 7-30-08 Chapter 9 Slide 14 Copyright – David A. McGowan All rights reserved RECTANGULAR SURVEY Established in 1785 Based on an artificially placed group of lines running throughout the country.

15. Revised date 7-30-08 Chapter 9 Slide 15 Copyright – David A. McGowan All rights reserved RECTANGULAR SURVEY Principal meridians Base lines Township Row Range Columns Township squares Sections Correction lines

16. Revised date 7-30-08 Chapter 9 Slide 16 Copyright – David A. McGowan All rights reserved RECTANGULAR SURVEY (158) 6 mile Range Lines

17. Revised date 7-30-08 Chapter 9 Slide 17 Copyright – David A. McGowan All rights reserved RECTANGULAR SURVEY (158) Township Lines 6 mile

18. Revised date 7-30-08 Chapter 9 Slide 18 Copyright – David A. McGowan All rights reserved RECTANGULAR SURVEY (158) 1 3 2 5 4 3 2 T3N 36 sq mi R5E

19. Revised date 7-30-08 Chapter 9 Slide 19 Copyright – David A. McGowan All rights reserved CORRECTION LINES 1 4 3 2

20. Revised date 7-30-08 Chapter 9 Slide 20 Copyright – David A. McGowan All rights reserved 1 13 12 8 7 9 6 5 4 3 1011 2 19 20 21 22 23 24 18 17 161514 31 32 33 34 28 29 30 35 36 26 25 27 SECTIONS

21. Revised date 7-30-08 Chapter 9 Slide 21 Copyright – David A. McGowan All rights reserved SCHOOL SECTION 15 16 17 10 9 8 21 22 20 Midway Airport The Chicago Board of Education continued to own the Midway Airport section and rent it to the City of Chicago for airport operations until 1982, when an education funding crisis forced the Board of Education to sell the land to the City of Chicago for $16 million.[12][12]

22. Revised date 7-30-08 Chapter 9 Slide 22 Copyright – David A. McGowan All rights reserved ILLINOIS Kankakee Centralia Beardstown 2 nd Principle Meridian governs land just south and east of Kankakee along the eastern board of Illinois 3 rd Principle Meridian governs land only in Illinois down the center of the state and crosses its baseline at Centralia 4 th Principle Meridian governs land west of the Illinois River, it begins and crosses the baseline at Beardstown