![]() ![]() Shear walls sheathed with these materials are permitted to resist horizontal forces using the allowable shear capacities set forth in Table 2306.7. I don't think a re-skim will work very well and I don't want it overboarded. Shear walls sheathed with portland cement plaster, gypsum lath, gypsum sheathing or gypsum board shall be designed and constructed in accordance with AF& PA SDPWS. I am tending toward pull down and reboard but wonder whether a skim with reinforcing mesh might provide a reasonably decent fix? or is there any other options? The wall may be aligned directly under a single joist or it might bear on blocking adding between two adjacent joists. In some instances, a bearing wall might be parallel to the joists. homes still have plaster and lath construction. I don't think a re-skim will work very well and I don't want it overboarded. When the wall runs parallel to the floor joists, it typically is not a load-bearing wall. Some plaster and lath walls are durable and fully usable after decades and many older U.S. It is considered as an art form and not all contractors can correctly do this task, that is why those who can do so do not come cheap. Hiring the cheapest contractor who claims to know how to plaster. In the main the ceiling seems 'okay' - still sound in large parts but the nibs in the loft are very brittle (been in loft). Removing the lath and plaster without checking if it is a load-bearing wall or not, which can put your safety at risk. I would say there are hairline cracks all over (like photo 2 and 3), a couple of more established wall to wall cracks (photo 4) and loose areas around the edges and some quite bad in the corners (photo 1). I've taken some photos of the ceiling so far. Clearly, this analysis is not ‘rocket science’, and a consultant with a certain empathy for the likely fire dynamics will be able to predict the appropriate rate of fire growth and likely applicability of the furnace-generated fire conditions with some confidence. All the ceilings are covered in lining paper and I know this has been put up to cover cracking etc.Īs I refurb the place I want a better fix than lining paper but am struggling to decide what to do already in room 1. Unplastered stone walls will produce a lower rate of heating than a hollow lath and plaster wall. I have a dilemma with my lath and plaster ceilings and I'd like to ask for some advice so I can make a decision. Bit of a DIYer for some things but try to know my limits. ![]() By way of intro I'm working through a refurb of a new-to-me 1930's semi. ![]() Been reading the forum for a while to help with various plans over the past year or so - so thanks for all the info. Although plaster and lath were used as a reliable form of wall finishing, there are some issues that have presented themselves over time. ![]()
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