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i forgot to say the flood lights are going to be 50/100/150W LED's https://www.wholesaleledlights.co.uk/150w-led-floodlight-15000-lumens.html or something similar

Good evening all I've got an interesting problem. I've been asked by a customer to wire up a series of outdoor flood lights and PIRs around a large property (over an acre in all). There are currently 4 large floodlights 2 with PIR's. They have asked for 3 additional ones and they have asked for...

I was just looking for a sense check on here really. I didn't want to pay a structural engineer to work it all out and he sizes a massive beam that is impractical, or impossible to install in my situation. I hopped someone might have some rules of thumb or sums to be able to work it out but it...

I assume heavy means a heavy tiled roof but "assumptions are the mother of all muck ups" I'm going to try and work it out using my uni notes but I will get is checked by a structural engineer before I go ahead with the works.

I hadn't thought of a composite beam "Flitch Beam" I've found this from a Newzeland website https://www.mii.com/artefact/download.asp?aid=61449 It recons a lintel comprising of two 2" x 12" timbers with an 8mm steel plate in the middle would support a heavy roof 5.5m wide with a clear span of...

Good evening all, I've been trawling the internet for ages trying to solve this problem so i thought i'd try on here for some advise. I need to size a beam for a garage/ barn roof. I'm just trying to work out if what i'm proposing is possible before going down the line of expensive planning...