text: Chapter 6
  Block 11
  6-168. Comment on pertinent operations here. Describe safety hazards such as towers. Describe all
  charted or observed bodies of water and power lines within 1,000 meters of the DZ boundaries.
  Block 12
  6-169. State whether photographs of the DZ and approaches to it are available, and whether a low-level
  route is associated with the DZ. Whoever completes the safety-of-flight review should know this
  information and mark this block accordingly.