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  • Users: GSI2722
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  1. GSI2722

    Micro-Piles?????

    Who came up with the term "Micro-pile"? When I think of micro I think very small, say millimeters. I'm going to continue to use "Grouted Piles". Just saying!!!
  2. GSI2722

    Building above flood zone

    Hi all, I'm working on a project where we are going to construct a 7,600 sf building in the flood zone. The base slab will be at 146 and the flood elevation is about 145. We have no situation on site for compensatory storage. The subsurface conditions are not suitable for spread footings so...
  3. GSI2722

    I have been involved with the failu

    I have been involved with the failure of tie-rods and bolts in steel sheet pile bulkhead design. In both cases the fasteners were designed to accommodate the concentric tensile forces with ample safety factor. It is apparent that the elements were subjected to combined stresses however because...
  4. GSI2722

    Mohs hardness of Norlite

    Does anyone know the Mohs hardness of Norlite?
  5. GSI2722

    Timber vs steel vs concrete piles in marine application

    My project is on the NH Coast and involves a pile supported structure in the V zone. The piles will bear into bedrock at 20 feet and there will be about 5 foot stick-up above mudline. Capacity requirement is 50 tons. I favor 10-inch tip timber with 2.5 pcf CCA. My second choice is...
  6. GSI2722

    PDA testing for timber piles

    I'm looking for instances where PDA testing has been used for timber piles (30 to 55 ft.) driven to end-bearing in dense sand/gravel. Comparison with static load testing would be particularly helpful. Also, how many of you are using ENR formula for low capacity (less than 30 ton) timber piles...

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