Land use- standard & reading and understanding land use plans.ppt

Land use- standard & reading

1. STANDARDS FOR MAJOR LAND USE COMPONENTS
BY DENSITIES, AREA, SUBDIVSION &
LOCATION(ZONNING); READING &
UNDERSTANDING LANDUSE PLANS
AAU
URBAN & REGIONAL PLANNING DEPT.
Week -10 (Nov. 30-Dec.6/2009)

2. Learning Objectives
•To understand
–major land uses.
–meaning of desirable standards for land uses.
–type of standards useful for land uses.
–how to designate & read land uses.

3. EXERCISE-1(10’)
•Identify at least 3 major functions in the city
of Addis Ababa (individual)
•Use Cue cards
•Group them into 3 categories.
•Name the categories.

4. MAJOR LAND USES
Work
Living
Comedy is medicine
(Trevor Griffiths(1935-)British playwright.
‘… if any would not work,
neither should he eat.’
King James Bible
II Thessalonians3:10
Leisure:
‘The best preparation for good work
tomorrow is to do good work today.’
Elbert Hubbard(1856-1915)
U.S.writer, printer, and editor.
‘A house is a machine
for living in.’
Le Corbusier(1887-1965)
Swiss-born Frencharchitect.
Towards a New Architecture

5. Work Area
•Manufacturing,
•Trade, &
•Services
OFFICE
WAREHOUSE
MONEY
MANUFACTURING
FACTORY
CONSTRUCTION
SERVICE
INDUSTRY

6. Leisure-Time Area
Major Educational, Cultural,
Recreational facilities
such as :-
•College,
•Museums,
•Concert halls,
•Libraries,
•Public parks,
•Wildlife reserves, etc.
PICNIC
SAIL
GAMES
FOOTBALL
LIBRARY
KITE FLYING

7. LIVING AREA
OFFICE
RESEARCH
HEALTH
CHURCH
HOUSE
MOSQUE
COURT
PARKS
•Residences,
•Play grounds,
•Parks,
•Elementary schools,
•Neighborhood stores

8. EXCERCISE
–Basedonyourgrouping,findthelengthofyour
groupmember’smiddlefinger.
–Compareit.
–Howdoyoufindit?

9. WHAT ARE THESE?

10. Where do you want to live? Why?
SOUTH AFRICA
ZURICH
DESERT
COLD

11. STANDARD
•Standard:
–Areasetofyardsticksestablishedformeasuring
theexcellenceofqualityinuselocation.
–Forlaw-minimumstandards:
•atleastnecessaryquality.
–Forplanning-Desirablestandards:
•b/ntheminimum&optimumsituation(practicableto
achieveinthegreatmajorityofapplications.)
•notabsolute,
•allowstolerance&variability.

12. STANDARDS FOR MAJOR LAND USES
•Location requirement:
–Convenience standards
–Performance standards
–Security standards
•Space requirements:
–Density Standard
–Area Standard
•Subdivision Standard
•Location/zoning standard

13. Why?
Eye glass
Bike

14. Convenience standards
•Convenience measurements:
–Time-Distance standards
•Time (minutes)
•Distance ( kilometer)

15. Performance standard
•Criteria
–Health
–Safety
–Amenity
•Hazard/nuisance from land
use
–Smoke
–Dust
–Noise
–Glare
–Congestion
–Etc
•Needs test & setting the
minimum
Performance

16. SECURITY STANDARD
•Public safety
•National well-being
–Industries vulnerability for
war (enemies)
–Industrial dispersion
/concentration.
–Thermonuclear weapons

17. Density Standard
How many species per hectare? How many buildings/households per
hectare?

18. Density Standard

19. Area Standard
•How much space?
•3 steps
–Assess & determine intensity of uses.
–Derive appropriate space standards
–Balance space requirements i.e . Provide contingencies (25%)

20. Sub division Standard
•Parceling :
–dividing a larger area of land into smaller plots.
•Governmental work.
•Ensures sound community growth.
•Safeguard the interest of developers, sub
dividers & local governments.
•Prevent excessive government operating
cost.

21. Sub division Standard
•Technical & business venture.
•Provide adequate policy
–protection for
•fire,
•hazard,
•utility supply,
–Background for provision of social infrastructure

22. Location/zoning standard
•Law/regulation
•Prevent misuse of lands & buildings
•Limit height of buildings & densities of pop.
–Residential zone
–Commercial
–Industrial
–Civic
–Institutional
–Recreational

23. Location/zoning standard
•Type
–Use zoning:
•Divides the city in functional zones.
–Height zoning:
•Control height & volume of buildings.
•Height of building to adjacent road width.
•45
o
& 63.5
o
•Air plane rules
•FAR
–Density zoning:
•Pop. per unit area
•Gross density: Pop/Residential area + open space area + non-
residential uses
•Net density : house hold/housing area +local road area

24. LAND USE READING
•Variation of uses
•Systematic
–Coding system
•Grouping of like categories of land use based on some
predetermined purposes.
•Quick access to data & its arrangement.
•Parcel characteristics:
–location, area, ownership
•Structural characteristics:
–building type, FAR, BAR
•Land use characteristics:
–residential, industrial etc

25. LAND USE READING
•Nesting approach
–SIC: Standard Industrial Classification
–0 -9 number based classification (single digit)
–Two-many digits for further classifications
•Graphic presentation
–Color:
•black & white
•Colors: VIBGYOR (physics)
–Lines: hatched

26. LAND USE READING

27. LAND USE READING

28. LAND USE READING

29. LAND USE READING

30. LAND USE READING

31. LAND USE READING

32. LAND USE READING

33. LAND USE READING

34. LAND USE READING

35. LAND USE READING

36. LAND USE READING

37. LAND USE READING

38. LAND USE READING

39. LAND USE READING

40. LAND USE INFORMATION PROCESS & STEPS
IN PLAN MAKING PROCESS
AAU
URBAN & REGIONAL PLANNING DEPT.
Week -12 (Dec. 14-Dec.20/2009)

42. LAND USE PLAN PREPARATION &
IMPLEMENTATION
AAU
URBAN & REGIONAL PLANNING DEPT.
Week -14 (Dec. 28-Jan. 3/2010)