Source: https://www.law.cornell.edu/cfr/text/14/27.87
Timestamp: 2017-01-19 11:33:30
Document Index: 674918078

Matched Legal Cases: ['art 27', '§ 27', '§ 106', '§ 40113', '§ 44701', '§ 44702', '§ 44704']

14 CFR 27.87 - Height-speed envelope. | US Law | LII / Legal Information Institute
CFR › Title 14 › Chapter I › Subchapter C › Part 27 › Subpart B › Section 27.87 14 CFR 27.87 - Height-speed envelope.
§ 27.87 Height-speed envelope.
(a) If there is any combination of height and forward speed (including hover) under which a safe landing cannot be made under the applicable power failure condition in paragraph (b) of this section, a limiting height-speed envelope must be established (including all pertinent information) for that condition, throughout the ranges of - (1) Altitude, from standard sea level conditions to the maximum altitude capability of the rotorcraft, or 7000 feet density altitude, whichever is less; and
(b) The applicable power failure conditions are - (1) For single-engine helicopters, full autorotation; (2) For multiengine helicopters, OEI (where engine isolation features ensure continued operation of the remaining engines), and the remaining engine(s) within approved limits and at the minimum installed specification power available for the most critical combination of approved ambient temperature and pressure altitude resulting in 7000 feet density altitude or the maximum altitude capability of the helicopter, whichever is less, and (3) For other rotorcraft, conditions appropriate to the type. (Secs. 313(a), 601, 603, 604, Federal Aviation Act of 1958 (49 U.S.C. 1354(a), 1421, 1423, 1424), sec. 6(c), Dept. of Transportation Act (49 U.S.C. 1655(c)))
[Doc. No. 5074, 29 FR 15695, Nov. 24, 1964, as amended by Amdt. 27-14, 43 FR 2324, Jan. 16, 1978; Amdt. 27-21, 49 FR 44433, Nov. 6, 1984; Amdt. 27-44, 73 FR 10999, Feb. 29, 2008] This is a list of United States Code sections, Statutes at Large, Public Laws, and Presidential Documents, which provide rulemaking authority for this CFR Part.This list is taken from the Parallel Table of Authorities and Rules provided by GPO [Government Printing Office].It is not guaranteed to be accurate or up-to-date, though we do refresh the database weekly. More limitations on accuracy are described at the GPO site.United States CodeU.S. Code: Title 49 - TRANSPORTATION§ 106 - Federal Aviation Administration§ 40113 - Administrative§ 44701 - General requirements§ 44702 - Issuance of certificates§ 44704 - Type certificates, production certificates, airworthiness certificates,,11 So in original. and design and production organization certificates
14 CFR 27.1587 — Performance Information.
14 CFR 27.25 — Weight Limits.