LA 395First Project
Contours    Standards & Uses In LAby Muhammad Ali Sarai 0558588
presentation Contests❖   What are Contour Lines ?   ❖   Different Types of                                   Contour Lines ...
What are Contour Lines?❖   An imaginary line in    topographic maps that    pass through points of    equal elevation vale...
How to Draw Contour Lines❖   To Draw Contour lines We    Must Know a few signs :-❖   Site Survey❖   Spot elevations❖   The...
Spot Elevations❖   It is Describing the hight    Of this Spot From the    reference Point (Usually    sea level)
Contour Lines❖   They are the Lines that    represent an Area with the    Same value (high)
Mistakes in Drawing
Terms that Must be known❖   Ridge :- a long & narrow    elevated piece of land .❖   Valley a Depression    between hills w...
Importance of Contour In a             Design❖   The World was not created    Flat Thus we As    professionals Must    und...
Importance of Contours❖   Functional Reasons :-❖   To fit the Design in the    Site.
Importance of Contours❖   To provide Surface    Drainage.❖   To Create a wind or Noise    barer
Importance of Contours❖   To add more Soil depth
Importance of Contours❖   To Correct Undesirable    Land forms
Slopes❖   When Studying Contours    we Must Study &    understand Slopes .❖   To calculate a Slope we    Divide the vertic...
Types of Slops❖   in small scale Projects the    way we deal with levels is    Dif than the Way we deal    with them in la...
Importance of Contours❖   Esthetic Reasons :-❖   To Create interesting    Landforms
Importance of Contours❖   To Hide Designs in nature❖   To Capture or Hide Views
Dangers Of a Sloped Site❖   Land Slides :- Cause a step   ❖   Rain when rain falls On    slope when rain falls            ...
Small Scale Contours❖   Which include Ramps    Steps & levels in open    Areas.❖   Ramps .❖   Bridges .
Ramps❖   Normal Ramps❖   Ramp slopes should be no greater than1 :12 or 8 .33 percent❖
Bridges
Recommended Gradients
References❖   Environmental analysis    W.Mash❖   Time Saver LA❖   Site planning Lynch❖   Norman booth❖   La345 Presntaion...
Topography and Countours for LA Students
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Topography and Countours for LA Students

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This was my presentation for my construction class i hope you find this useful to you

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Topography and Countours for LA Students

  1. 1. LA 395First Project
  2. 2. Contours Standards & Uses In LAby Muhammad Ali Sarai 0558588
  3. 3. presentation Contests❖ What are Contour Lines ? ❖ Different Types of Contour Lines standers in❖ How To Draw Contour Deigns (Large Scale , Small Lines ? Scale)❖ Important terms . ❖ Slopes❖ Importance of Contour ❖ Examples Lines in LA?
  4. 4. What are Contour Lines?❖ An imaginary line in topographic maps that pass through points of equal elevation vales to show the hight from the sea level.
  5. 5. How to Draw Contour Lines❖ To Draw Contour lines We Must Know a few signs :-❖ Site Survey❖ Spot elevations❖ The lines❖ how to connect them
  6. 6. Spot Elevations❖ It is Describing the hight Of this Spot From the reference Point (Usually sea level)
  7. 7. Contour Lines❖ They are the Lines that represent an Area with the Same value (high)
  8. 8. Mistakes in Drawing
  9. 9. Terms that Must be known❖ Ridge :- a long & narrow elevated piece of land .❖ Valley a Depression between hills with a River flowing through it.
  10. 10. Importance of Contour In a Design❖ The World was not created Flat Thus we As professionals Must understand the land we are Given. & cause minimal impact to the environment we are designing
  11. 11. Importance of Contours❖ Functional Reasons :-❖ To fit the Design in the Site.
  12. 12. Importance of Contours❖ To provide Surface Drainage.❖ To Create a wind or Noise barer
  13. 13. Importance of Contours❖ To add more Soil depth
  14. 14. Importance of Contours❖ To Correct Undesirable Land forms
  15. 15. Slopes❖ When Studying Contours we Must Study & understand Slopes .❖ To calculate a Slope we Divide the vertical hight On the Horizontal distance .❖ The smoother the Slope the easier it is to pass on it.
  16. 16. Types of Slops❖ in small scale Projects the way we deal with levels is Dif than the Way we deal with them in large scale projects
  17. 17. Importance of Contours❖ Esthetic Reasons :-❖ To Create interesting Landforms
  18. 18. Importance of Contours❖ To Hide Designs in nature❖ To Capture or Hide Views
  19. 19. Dangers Of a Sloped Site❖ Land Slides :- Cause a step ❖ Rain when rain falls On slope when rain falls the Site it will need a Moves the Soil Or Drainage system to see the Expansion in the Soil path of the water n how it which makes will Accumulate on the Ground .
  20. 20. Small Scale Contours❖ Which include Ramps Steps & levels in open Areas.❖ Ramps .❖ Bridges .
  21. 21. Ramps❖ Normal Ramps❖ Ramp slopes should be no greater than1 :12 or 8 .33 percent❖
  22. 22. Bridges
  23. 23. Recommended Gradients
  24. 24. References❖ Environmental analysis W.Mash❖ Time Saver LA❖ Site planning Lynch❖ Norman booth❖ La345 Presntaion PHD. F Daghistani

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