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Recent content by mtm161

  1. mtm161

    ASCE 7-88 wind speeds

    warrenw: Thanks for that bit of information. I trust it is correct for Luzerne County, PA. I only have immediate access to ASCE 7-95 and later versions. UcfSE: I am working with the AASHTO '98 LRFD spec. in section 3.8.1.1. Trying to limit wind speed for a construction loading on a steel...
  2. mtm161

    ASCE 7-88 wind speeds

    I am looking for the wind speed for Luzerne County Pennsylvania from ASCE 7-88 windspeed map. Can somebody provide me with this data. Thanks!
  3. mtm161

    1953 AASHO bridge specifications

    Thank you very much Qshake. This information was very helpful. mtm161
  4. mtm161

    1953 AASHO bridge specifications

    Thanks Qshake, maybe you could help me. I am looking for the standard loadings for vertical and horizontal earth pressures on cast in place box culverts under fill. I am thinking that they may be in the range of 120 pcf for the soil density and 35 pcf as a horizontal equivalent fluid density...
  5. mtm161

    1953 AASHO bridge specifications

    Does anybody know where I could find a copy of the 1953 AASHO bridge design specifications?
  6. mtm161

    Temporary Sheet Pile Support

    DRC1: thanks for the reminder...of course, the calculated passive force is a limit. PEinc: The low wale elevation is for the second construction phase where the sheet will be braced off of the abutment footing so that the stem could be built. We are trying to limit the angle of the strut to...
  7. mtm161

    Temporary Sheet Pile Support

    I am designing a temporary sheetpile wall for a bridge abutment excavation adjacent to a small river. The PZ35 sheet must support 9.6 Ft. of potential flood waters and 6 Ft. of soil below that (Total of 16 FT. above the dredge line). The Sheet is supported by a W-beam waler at 10 Ft. below the...
  8. mtm161

    No Grout Base Plates

    Jim, It would make the design much easier with a grouted plate, however our client has specified that grout will not be used to fill the space. I have seen these type of connections before but I cannot find any design example or text that deals with it. Mark(mtm)
  9. mtm161

    No Grout Base Plates

    I am looking for some text references or guidance for the design of base plates and anchor rods with open space between the plate bottom and the foundation. For this case, precast concrete posts are bolted to the plate with rods that extend out of the post bottom. The plate will then be bolted...
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