foundations extension - join 1m deep to existing older shallow.
- Thread starter DaveSpud47
- Start date
Exactly. Mebbe all the previous ones hadn't been designed with HSFG bolts, but the one I designed (for about 10 locations) and inspected was...
How can engineers spec. things so differently?! We are having to do the opposite.... M8 steel bars inserted into existing foundations with resin, to prevent them moving independently of the new ones! (We aren't going deeper than the existing though)
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