
Don't place bolts near or next to cracks (even small ones).
Are these specs for expansion bolts only, or glue-ins too?Xenomorph wrote:5” (127mm) from old bolt
6” (153mm) from fracture
200mm away from an edge
Rap anchors/ Lower-off's: 200-300mm apart,
Got it.emile wrote:I think he was continuing on the "Don't......"
Smaller ones maybe but the main crack (running diagonally on the left) looks like it was there for a while. How old is the bolt?Justin wrote:Was just going to comment that the crack could have been caused whilst drilling or whilst hammering