Ever peeked at a gorgeous Gold Coast timber-frame and felt that thrill, …and then a pinch of “Uh oh, what am I missing?” Timber-frame inspecting isn’t as tame as ticking boxes, but it doesn’t have to feel like studying for…
In Queensland, whether you need council approval for a concrete slab depends mainly on what the slab is for and its size. If it’s being poured for a small, non-habitable structure—like a garden shed base under 10 m² and no…
In Queensland, Form 12 (titled Aspect Inspection Certificate) is completed by an appointed competent person—not the building certifier—after they inspect a specific aspect of building work and confirm that it has been completed in compliance with the building development approval. Who…
Let’s get straight to it—timber frame inspection isn’t just a box-ticking exercise, and we’ve seen what happens when people treat it that way. At Rainbow Engineering, we’re honestly a bit obsessed with getting this right, because too many homeowners end…
Background The building is a Victorian-era residential property located in Brisbane, Queensland, and is listed on the Queensland Heritage Register due to its historical significance and unique architectural features. In early 2023, the owner-initiated renovation works to restore the decaying…
Retaining Wall Inspection Checklist in Gold Coast: Quick Summary Alright, let’s get real, nobody dreams of spending their afternoon poking around a retaining wall. But when you skip the basics, you’re basically inviting disaster (and, yeah, probably a call to…
So, you want to build a granny flat in the Gold Coast? Good move—everyone’s doing it. But before you pick up a hammer or call your favourite tradie, there’s one step you absolutely can’t skip: getting a private certifier on…
If you’re planning a construction project in Queensland — whether it’s a new home, a granny flat, a shed, or a renovation — there’s one question you’re bound to ask: Should I go through the council for building approval, or…
If you’re planning to build a shed in Queensland, it might be tempting to skip the paperwork and just get it done. After all, it’s “just a shed,” right? Well, not quite. In Queensland, building a shed without council approval…
Beam Load Calculator Beam Span (meters): Load Type: Light Load (e.g. ceiling)Medium Load (e.g. flooring)Heavy Load (e.g. roof, tile) Material: TimberSteelConcrete Calculate Required Beam Size 📞 Call Rainbow Engineering Now For a certified structural report or custom beam sizing
