Simple Bolting Solutions

Can the solution really be THAT simple? When it comes to the world of bolting, I’m often amazed how many steps we are willing to take and how hard we have to work when we can’t see the simple solution! The purpose of a bolted connection is to join two or more parts together. The intension of the joint can either be permanent or temporary. The factors that then influence the integrity of said joint are often too numerous to list. Fastener size vs. grade. Bolt Preload vs. Working Load. Tightening methods, materials, tooling availability, space restrictions, safety, and the…

PBL Project : Johnson Street Bridge

The new Johnson Street Bridge in Victoria, B.C. officially opened to traffic on March 31, 2018. The new bridge is the largest single-leaf bascule bridge in Canada – and one of the largest in the world! It maintains half of it's bridge deck for pedestrians and cyclists, while still allowing for three lanes of vehicle traffic. The bridge serves as the largest infrastructure project undertaken by the City of Victoria to date. Precision Bolting provided custom designed Superbolt Torquenuts (MT-03274) to pretension the high strength rods in the truss field splices that join the truss structure to the ring assembly.…

The history of the bolt

At first glance, a bolt may seem like a very simple item that holds things together. But dig a bit deeper and you’ll realise there’s more behind seemingly insignificant bolt and screws than first meets the eye. Without them, all our gadgets and machines would fall to pieces. (more…)