Urban Street Patterns (Grade 12 NSC Matric Geography): Flashcards
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Four main types of urban street patterns
Four main types of urban street patterns
Gridiron, Radial, Planned irregular, Unplanned irregular
Gridiron pattern angle of intersection
Gridiron pattern angle of intersection
Right angles (90°)
Gridiron pattern land use efficiency
Gridiron pattern land use efficiency
Minimal land wastage, efficient use of available space
Critical disadvantage of gridiron pattern
Critical disadvantage of gridiron pattern
Traffic congestion at every intersection
Radial street pattern shape
Radial street pattern shape
Roads spread outward from central point like spokes
Major problem with radial patterns
Major problem with radial patterns
Serious traffic jams as all roads converge at centre
Planned irregular pattern road design
Planned irregular pattern road design
Roads deliberately curve and wind, few intersections
Planned irregular pattern traffic benefit
Planned irregular pattern traffic benefit
Fewer intersections mean smoother traffic flow
Unplanned irregular pattern development
Unplanned irregular pattern development
Develops without any formal planning or design
Key disadvantages of unplanned irregular
Key disadvantages of unplanned irregular
Traffic congestion, difficult navigation, no organisation