Where ceiling joists are not parallel to rafters rafter ties shall be installed.
Roof rafter connections.
A2z the best on timber roof hip rafter to ridge connection roof framing building strong stick new features for wood metal framing i joist framing and ridge beamroof rafter beams ridge connection.
There is no standard spacing it depends on what size of rafters you want to use and the span of your shed.
They work especially well with a lean to shed.
For instance 2 grade 2x4s at 16 on center will span just over 9.
For standard shed roof rafter spacing see rafter span chart.
Table 2308 10 4 1 rafter tie connections relates rafter slope rafter tie spacing and roof load ratings or snow load ratings and also roof span in feet.
The local building code inspector is the final authority and your local building codes and inspectors may have different requirements.
Simpson strong tie category roof truss and rafter connectors ties and straps for cold formed steel construction.
Rafter ties shall be not less than 2 inches by 4 inches 51 mm by 102 mm nominal installed in accordance with the connection requirements in table r802 5 1 9 or connections of equivalent capacities shall.
All used truss equipment presented has pre screening data from the seller to give you the tools to make an informed buying decision.
They work just as well to connect rafters to top plates.