Linked Questions

12
votes
5answers
10k views

Which parts of class E airspace can an ultralight (part 103) fly in without prior ATC authorization?

I'd like to clarify a very specific statement from 14 CFR Part 103: 103.17 OPERATIONS IN CERTAIN AIRSPACE No Person may operate an ultralight vehicle within Class A, Class B, Class C, or Class D ...
8
votes
1answer
10k views

What is the difference between Marginal VFR (MVFR) and Special VFR (SVFR)?

I would like to know the difference between marginal VFR (MVFR) and Special VFR (SVFR), particularly when flying in the US airspace. What does each of them mean exactly?
3
votes
3answers
841 views

Does an SVFR clearance extend to Echo surface extensions?

Sec. 91.157 Special VFR weather minimums. (a) Except as provided in appendix D, section 3, of this part, special VFR operations may be conducted under the weather minimums and requirements of this ...
4
votes
1answer
1k views

Does FAR 91.155c apply to class E surface extensions?

Federal Aviation Regulation (FAR) 91.155 says under (c): Except as provided in §91.157, no person may operate an aircraft beneath the ceiling under Visual Flight Rules (VFR) within the lateral ...
10
votes
2answers
669 views

What is the primary reason that the non-towered airports ACV, TVL, SGU, BIH, and SIT/PASI have E4 extensions to E2 airspace?

NOTE-- this question is not about why it was desired to protect the airspace that ended up within the E4 "extensions". Rather, this question is about why that was done by designating that ...
5
votes
2answers
256 views

What class is the airspace at KGCN when the tower is closed?

I was wondering if someone could help me figure out how the airspace around the Grand Canyon National Park Airport (KGCN) works. The chart supplement here says: AIRSPACE: CLASS D svc 1 Jun thru 30 ...
0
votes
2answers
153 views

What does “1000ft above” mean in the context of VFR flight minimums?

There are a bunch of VFR flight minimums. My question here is the follows: Lets say one of the minimums is '1000 feet above'. Does that mean. A. The flight should be 1000 feet above clouds? B. The ...
4
votes
1answer
239 views

What are the historical precedents of today's E2 and E4 airspace? (US)

What are the historical precedents of today's E2 and E4 airspace? From what previous airspace classes did these airspaces evolve? How do these precedents help us understand the significance of the ...
2
votes
1answer
611 views

In reference to airspace, what does the FAA mean by “within the lateral boundaries of”? Is this construed to also imply a vertical limit?

Several FARs use the phrase "within the lateral boundaries of" (x airspace). What does the FAA interpret this phrase to mean? Specifically, what is the vertical extent of the airspace encompassed by ...
0
votes
2answers
291 views

In the US, how does the distinction between E2 and E3/E4 airspace affect pilots?

In the US, practically speaking, how does the distinction between the E2 and E3/E4 subtypes of Class E airspace affect pilots?
2
votes
1answer
270 views

What are all the US airports where E4 “extensions” change to E2 and become part of a larger E2 “surface area” when the tower closes for the night?

Of all the US airports with part-time control towers and with E4 "extensions", in which cases are the airspace definitions written so that the E4 "extensions" change to E2 and become part of a larger ...
1
vote
2answers
118 views

Why do NY ARTCC Standard Operation Procedures have different altitude limits than the NY Class B airspace?

The NY Class B airspace is defined, officially, as seen in this document, which can be found in the VFR Class B Graphics in the FAA website. In this graphic (and in the corresponding shapefile, Class ...
0
votes
1answer
148 views

In the US, in actual practice, workload permitting, will ARTC facilities grant SVFR clearance for surface-level Class E “extensions” (E4 airspace)?

In the US, in actual practice, workload permitting, will ARTC Centers and Approach Control facilities grant clearance for Special VFR operations in surface-level Class E "extensions" (E4 ...