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  1. Structural Engineers Reports

    Administration | Page

    UBC, the snow load requirement for the Grand Rapids area was generally close to 30-35 psf and did not ... 53% compared to 30 psf as would be appropriate in the 1980s.) 4. The current required unbalanced ... 3. The 1980’s era roof trusses have a uniform snow load design capacity of approximately 30 psf. 4. ...

  2. Roofing

    Community Development | Page

    occur. Crickets or saddles are required on the ridge side of any chimney greater than 30 inches wide. ... FLASHING- 4- Cricket or Saddle required if chimney is more than 30 inches wide- 5- FASTENER SCHEDULE FOR ... Shakes must be interlaid with 18-inch-wide strips of No. 30 felt shingled between each course in such ...

  3. Capital Improvements: Street Reconstruction Plan

    Engineering / Public Works | Page

    bituminous pavement placed. 12th Avenue SW will remain 30’ face to face and 10th Avenue SW will remain 37’ ...

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