Browse Forums Building Standards; Getting It Right! Re: ceiling joist not straight? 2Jun 03, 2012 8:01 pm That bow in the joist is unsightly but completly normal. The main concern with trusses is if they are badly out of plumb ( ie the top is not directly over the bottom) These look fine. I would be interested to hear the opinion of building-expert from this forum. @builderforlife Building inspector and passionate about construction When you need an expert to take a look. Assuming you've modelled the TB8, TB10, TB12, TB2 & J1 joists/LVLs there, it appears as per drawing to me. There maybe should be an additional J1 between TB10 and T12 if… 3 31780 Seconded; we just used these last weekend to build a small deck. They worked perfectly as we have bluestone in the area where we wanted to build so digging down was not… 8 9053 1 10119 |