4x4 Cribbing w/ 4 Bearings 6000# each contact Load on all corners
{"Image DocumentName": "4x4 Cribbing w/ 4 Bearings 6000# each contact Load on all corners", "Image ImageDescription": "FEMA US&R Response System Structural Collapse Technician Training. Module 2a Shoring Basics Instructors Slides + Notes. 4x4 Cribbing w/ 4 Bearings. 6000# each. contact. Load on all corners. Most Stable - Ht to W = 3 to 1 max. Poor choice since loading is non-uniform. Keep Ht to W within 1 1/2 to # each. contact. Important to load cribs as uniformly as possible. Location of victims sometimes requires some of these other layouts. Jun 2012.", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}