B = D + (0.636 P sin 45°) = D + 0.449 P.

Crane Post at Forecastle Deck.

Bending moment WI = 3,260,000 in.-lbs.

=

D

Jib.

Total compression on jib - P = 80,000 lbs. + 3500 lbs. 83,500 lbs. 8-inch extra strong pipe, outside diameter

= 25,000,000.

DIAGRAM OF STRESSES AND BENDING
MOMENTS ON ANCHOR CRANE.

Bending moment for axis x − x = 267,000 in.-lbs.

Bending moment for axis y — y = 91,000 in.-lbs.

Total fibre stress = fx +fy +fc = 2390 + 4150 + 560

Tie Rod Heel Pin. - Pin considered as beam uniformly loaded and fixed at ends.