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Posted by Robertcode on August 30, 2006, 9:24 pm
So, if I understand you correctly it'd be like the basement for one
house is concrete and the other is wood walled?
So it sort of ends up looking like this?
http://img.photobucket.com/albums/v349/TrickyNinja/newside.png
Bob Morrison wrote:
> In a previous post Robertcode wrote...
> > Bob, could you translate that in to English for the uneducated in
> > Construction? ;)
> >
> > > An additional follow-up. I now remember the distinction between
> > > "modular" and "mobile/manufactured" homes.
> > >
> > > The former can set on conventional foundations with pony walls provided
> > > that there is an adequate lateral force connection between the module and
> > > the pony wall/foundation. If properly designed this can be a quick and
> > > economical form of construction.
> >
>
> 1. Contractor pours concrete walls on a footing to a minimum of 6" above
> the dirt. The wall and footing will be shaped like an inverted "T".
>
> 2. Where the concrete is lower than the required height, the contractor
> frames a wood wall on top of the concrete.
>
> 3. The modular unit is set on top of the walls -- either wood or
> concrete.
>
> 4. The modular units are connected directly to the concrete where possible
> using embedded anchor bolts. Note: I have seen where there is a pressure
> treated piece of wood bolted to the concrete and then the unit is attached
> to that. This is acceptable is the connection has been correctly
> designed.
>
> 5. If supported by a wood wall, the modular units are connected to the
> wood framing. This connection must be capable of resisting wind and
> seismic forces. The wood wall below (pony wall) must also be capable of
> resisting these forces.
>
> All of this work should be performed according to a Building Department
> approved plan. That plan may have an engineer's seal on it and it may
> not. In the US, most jurisdictions would require an engineer's seal.
> These documents are public records and if they exist should be available
> for your inspection.
>
> Does that help?
>
> --
> Bob Morrison, PE, SE
> R L Morrison Engineering Co
> Structural & Civil Engineering
> Poulsbo WA
> bob at rlmorrisonengr dot com
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