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a lean to roof 3.89 wide by 7.3 mts long ay 18 degs has a loading of LL 0.6 DL 1.27

well i was surprised on the size and beam configurations its for a conservatory with a bifold door so think he was worried about deflection

hi had some calculations done for a job ie a beam over a 6mt opening this was done 12mth ago SE calculated i needed two 254/146/37 rsj welded together on the flanges looking at the job wanted to know can i use box section ie 250/250/8 would ask SE but he pass a way thanks rob

hi all have tried a search, i am building a conservatory, as it does not need planning, or building reg inspection, but would like to build to building reg or better, my question is concerning insulation, as it being built in block walls both sides, my builder says it better to use...

hi have scan though loads of mail but cant find any thing trying to find what i beam i need for a 6 mt opening ( bi fold doors) on a conservatory with a slate roof, the conservatory size is 7mts by 3.5 mts internal, with a 15 deg roof found the roof timber size in other mail looks like i...