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  • Users: khkw
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  1. khkw

    Wet well and lift station structure for a force main/sewer line

    I am trying to do a fee schedule/estimate for the structural design of a wet well and lift station structure for a sewer line. Any suggestions for the hours of the engineer and CAD designer? Thanks.
  2. khkw

    Sign and seal a letter for permit purpose w/o firm number

    I have been asked by a friend to inspect their deck construction in the back of their house. After the construction was completed the city ask them to provide a document (a letter) signed and sealed by a PE to certify that the deck was constructed in accordance with applicable building code. I...
  3. khkw

    Reinforced Concrete Hydraulic Structures.

    I am in the process of designing a splitter wall (7' concrete spread footing wall)and a filtration chamber (11'L interior X 4'W interior X 12'H open top concrete box which is subject to soil on one side and water on 3 sides)for a detention pond. Q1. According to the publication "Strength Design...
  4. khkw

    Circular tie details for drilled piers

    I have two concerns about the circular ties (#6) for my drilled piers (for river embankment stabilization, under mostly large bending and shear, minimum axial, 36"dia, 24#11 with #6 ties @ 3"-4" spa) 1. The lap length - is 48 db sufficient (36" as lap length)? 2. the lap details - should the...

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