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Topic 8 Diamond Interchanges

Topic 8 Diamond Interchanges. At Grade Interchange Types. Diamond Interchange (>70%) Partial Cloverleaf Single-point Urban Interchange (SPUI). Diamond Interchange. Tight Diamond (<400 ft) Compressed (400~800 ft) Conventional (>800 ft). SPUI. Partial Cloverleaf. Diamond Interchange.

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Topic 8 Diamond Interchanges

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  1. Topic 8 Diamond Interchanges

  2. At Grade Interchange Types • Diamond Interchange (>70%) • Partial Cloverleaf • Single-point Urban Interchange (SPUI)

  3. Diamond Interchange • Tight Diamond (<400 ft) • Compressed (400~800 ft) • Conventional (>800 ft)

  4. SPUI

  5. Partial Cloverleaf

  6. Diamond Interchange Diamond Interchange Standard Intersection

  7. Signal Phases at a Diamond Interchange

  8. Basic Three-Phase Operation

  9. Phase Split and CapacityBasic Three Phase

  10. Example: Three Phase

  11. Example: Three Phase

  12. Other Three PhaseFavor West Side Time

  13. Other Three PhaseFavor East Side Time

  14. TTI-4 Phase

  15. TTI-four-Phase Operation * Overlap = T.T. - 2

  16. Phase Split and CapacityFour Phase

  17. Example: Four Phase

  18. Example: Four Phase

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