178.337-3—Structural integrity.

Code of Federal Regulations

S = 0.5(Sy Sx) ±[0.25(Sy − Sx)2 Ss2]0.5
Where:
(1) The axial load generated by a decelerative force;
(2) The bending moment generated by a decelerative force;
(3) The axial load generated by an accelerative force; and
(4) The bending moment generated by an accelerative force; and

Code of Federal Regulations

S = 0.5(Sy Sx) ±[0.25(Sy − Sx)2 Ss2]0.5
Where:
(1) The axial load generated by a decelerative force;
(2) The bending moment generated by a decelerative force;
(3) The axial load generated by an accelerative force; and
(4) The bending moment generated by an accelerative force; and
[Amdt. 178-89, 55 FR 37056, Sept. 7, 1990, as amended by Amdt. 178-104, 59 FR 49135, Sept. 26, 1994; Amdt. 178-105, 60 FR 17401, Apr. 5, 1995; Amdt. 178-118, 61 FR 51340, Oct. 1, 1996; 65 FR 58631, Sept. 29, 2000; 68 FR 19279, Apr. 18, 2003; 68 FR 52370, Sept. 3, 2003; 68 FR 75753, Dec. 31, 2003]