Document Type: FAQ
Product(s): LEAP Conbox/CIP RC/PT Girder
Version(s): All
Original Author: Bentley Leap Bridge Technical Support Group – VM
QUESTION: Sign-conventions used for horizontal and vertical member forces, displacements and reaction forces .
ANSWER:
Sign Convention: The same information is available in the Design TAB .
Stresses: tensile positive
Forces:
Axial: tension positive
Shear: left down-right up: positive
Moment: Counterclockwise Positive Reaction (tension on bottom).
Reaction:
Vertical: Upward Positive
Moment: Counter-clockwise positive
Axial: To the right positive.