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#1
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I had the impression that the helicopter took off from the
construction site across the street, about 500 feet away, though I did not see it actually take off. The construction is building a road through a vacant field. In fact, most of the land in that direction for several miles is farmland or vacant fields. These are the FAR's regarding minimum safe altitudes as found on AOPA Online: http://www.aopa.org/pilot/features/regrvw9701.html#119 See especially part (d) of 91.119: "Except when necessary for takeoff or landing, no person may operate an aircraft below the following altitudes: (a) Anywhere. An altitude allowing, if a power unit fails, an emergency landing without undue hazard to persons or property on the surface. (b) Over congested areas. Over any congested area of a city, town, or settlement, or over any open air assembly of persons, an altitude of 1,000 feet above the highest obstacle within a horizontal radius of 2,000 feet of the aircraft. (c) Over other than congested areas. An altitude of 500 feet above the surface, except over open water or sparsely populated areas. In those cases, the aircraft may not be operated closer than 500 feet to any person, vessel, vehicle, or structure. (d) Helicopters. Helicopters may be operated at less than the minimums prescribed in paragraph (b) or (c) of this section if the operation is conducted without hazard to persons or property on the surface. In addition, each person operating a helicopter shall comply with any routes or altitudes specifically prescribed for helicopters by the Administrator. " If the helicopter was taking off then he's legal. Also since you described the area as mostly vacant fields, I believe that would qualify as a sparsely populated area. Also since it's a helicopter they are allowed to operate less than the minimums unless it's hazardous to people and property on the ground (other than percieved altitude, was the helicopter doing anything seemingly dangerous?). IMHO it's nothing to be worried about. On a side note concerning Walmart, you can't be without your camera for more than an hour or two while you shop? Patrick Pohler PP-SEL (KOSU) |
#2
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"If the helicopter was taking off then he's legal. Also since you
described the area as mostly vacant fields, I believe that would qualify as a sparsely populated area." Just the Wal-Mart parking lot full of cars (a few hundred vehicles just then). "Also since it's a helicopter they are allowed to operate less than the minimums unless it's hazardous to people and property on the ground (other than percieved altitude, was the helicopter doing anything seemingly dangerous?)." Other than apparently flying straight for the front windows of Wal-Mart, no. "On a side note concerning Walmart, you can't be without your camera for more than an hour or two while you shop?" Bite your tongue, man! My camera is my soul! Also, my camera cost me $580. I'm not keen on leaving it in my vehicle in a public parking lot. |
#3
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#4
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Typical chopper take off from a confined area is straight up vertically
until clear of the obstacles, then a horizontal acceleration to about 50 knots, then a climb out at 50-70 knots. Sounds like the chopper took off and accelerated over the Wal Mart. The low, horizontal part is what looked scary to you. Normally we avoid take offs like that for just that reason. So, there would have to be a reason the chopper took off directly over the Wal Mart if there was vacant land on three sides of the construction site. If it was really windy that day, from the direction of the Wal Mart, the pilot may have decided all things considered that it was safer to depart in that direction. Downwind take offs are considered dangerous. Or there might have been wires or other obstacles in the other directions. What I would do is call the helicopter operation over at Addison, email the owner the picture, and ask them if they know anything about it. They are the only really active Schweizer operation around the Dallas area. wrote in message ups.com... "It is well above 70', probably closer to 400-500' AGL. Is there an airport or hospital nearby?" The nearest hospital in the direction from which the helicopter came is several miles away. I don't know of any airport in that direction. I had the impression that the helicopter took off from the construction site across the street, about 500 feet away, though I did not see it actually take off. The construction is building a road through a vacant field. In fact, most of the land in that direction for several miles is farmland or vacant fields. The Wal-Mart in the photo is near the intersection of Ohio Street and 121 in Plano, Texas. It should not be difficult to find that on a map. |
#5
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So, there would have to be a reason the chopper took off directly
over the Wal Mart if there was vacant land on three sides of the construction site. Or there might have been wires or other obstacles in the other directions. I don't recall that day being very windy, but there are electrical lines on all the other sides of the property. The pilot was travelling along the line of greatest distance to an obstacle (other than the Wal-Mart building). What I would do is call the helicopter operation over at Addison, email the owner the picture, and ask them if they know anything about it. They are the only really active Schweizer operation around the Dallas area. That was a good idea. I just got off the phone with one of the managers at Summit Helicopters in Addison. He confirmed that is one of his company's helicopters, and they have frequent operations in the area, and they are the only operation in the area that flies the Schweizer 300 helicopter. He said that whichever of us bet closest to a height of 125 feet probably won. He also said it was a good picture (I sent him a full-sized, 2 Meg copy). He seemed like a really nice man. Maybe I'll take a helicopter flight with them, sometime ($99 for a half-hour, and they offer Christmas lights tours). |
#6
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![]() wrote in message oups.com... That was a good idea. I just got off the phone with one of the managers at Summit Helicopters in Addison. He confirmed that is one of his company's helicopters, and they have frequent operations in the area, and they are the only operation in the area that flies the Schweizer 300 helicopter. He said that whichever of us bet closest to a height of 125 feet probably won. I said it was 150 feet. What do I win? |
#8
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![]() William W. Plummer wrote: Helos are used to police major power lines in my area. My guess is they are less than 50 feet above the lines. Everytime I see them fly by I just give thanks that I don't have that job. They don't police the power lines they check them and it's a great job. My mechanic has the contract for two pipelines that he flies with his cub. He makes a killing. |
#9
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"Newps" wrote in message
... They don't police the power lines they check them Please describe the difference between "police" and "check". To me, there is none in this context. You've never "policed" your campground before leaving? "Police" doesn't necessarily mean you're looking for criminals. |
#10
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Peter Duniho wrote:
"Newps" wrote in message ... They don't police the power lines they check them Please describe the difference between "police" and "check". To me, there is none in this context. You've never "policed" your campground before leaving? "Police" doesn't necessarily mean you're looking for criminals. Always looking for a fight, eh. tr.v. po·liced, po·lic·ing, po·lic·es 1. To regulate, control, or keep in order with or as if with a law enforcement agency. 2. To make (a military area, for example) neat in appearance: policed the barracks. My guess is they are interested in kids drinking in their trucks in the power line right of way, brush which is overgrowning the area, and whatever the abutters might be doing to interfere with operations. |
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