Monday, June 9, 2014

Review of fb application::My Facebook app froze what do I do







Review of fb application::My Facebook app froze what do I do








               Ｉｎ               ｔｈｉｓ               ｅｘａｍｐｌｅ               ｗｅ               ｗｉｌｌ               ｏｂｔａｉｎ               ｓｅｖｅｒａｌ               ｂｅａｍ               ｓｉｚｅ               ｏｐｔｉｏｎｓ               ｆｏｒ               ａ               ｓｐｅｃｉｆｉｃ               ｓｅｔ               ｏｆ               ｃｏｎｄｉｔｉｏｎｓ,               ｓｐｅｃｉｆｉｃａｌｌｙ:               23               ｆｏｏｔ               (ｆｔ)               ｓｐａｎ               ｆｒｏｍ               ｓｕｐｐｏｒｔ               ｔｏ               ｓｕｐｐｏｒｔ;               ａｐｐｌｉｅｄ               ｌｏａｄｉｎｇ               ｉｓ               600               ｐｏｕｎｄｓ               ｐｅｒ               ｌｉｎｅａｒ               ｆｏｏｔ               (ｐｌｆ)               Ｓｎｏｗ               ｌｏａｄ               ａｎｄ               150               ｐｌｆ               Ｄｅａｄ               ｌｏａｄ.

Ｔｈｅ               ｂｅａｍ               ｗｉｌｌ               ｂｅ               ａ               ｃｏｍｍｏｎ               Ｗｅｓｔｅｒｎ               ｓｐｅｃｉｅｓ               Ｇｌｕｅｄ               Ｌａｍｉｎａｔｅｄ               Ｔｉｍｂｅｒ               (Ｇｌｕｌａｍ)               ｂｅａｍ.

Ｗｅ               ｗｉｌｌ               ｕｓｅ               ｔｈｅ               Ｂｅａｍ               Ｃａｐａｃｉｔｙ               Ｔａｂｌｅｓ               ｐｒｏｖｉｄｅｄ               ｂｙ               ｔｈｅ               Ａｍｅｒｉｃａｎ               Ｉｎｓｔｉｔｕｔｅ               ｏｆ               Ｔｉｍｂｅｒ               Ｃｏｎｓｔｒｕｃｔｉｏｎ               ａｓ               ｄｅｓｉｇｎ               ａｉｄｓ.

Ｔｈｅ               ｔｏｔａｌ               ａｎｔｉｃｉｐａｔｅｄ               ｌｅｎｇｔｈ               ｉｓ               24               ｆｔ.

Ｉｎ               ｐａｒｔｉｃｕｌａｒ               ｗｅ               ｗｉｌｌ               ｆｉｎｄ               ｓｅｖｅｒａｌ               ｃｏｍｍｏｎｌｙ               ａｖａｉｌａｂｌｅ               ｂｅａｍ               ｓｉｚｅｓ.

Ｆｏｒ               ｅａｃｈ               ｓｉｚｅ               ｗｅ               ｗｉｌｌ               ａｌｓｏ               ｃａｌｃｕｌａｔｅ               ｔｈｅ               ｂｅａｍ               ｗｅｉｇｈｔ               ａｎｄ               `Ｂｏａｒｄ               Ｆｏｏｔ'               ｌｕｍｂｅｒ               ｉｎｐｕｔ.
               Ｔｈｅ               ｔｏｔａｌ               ａｐｐｌｉｅｄ               ｌｏａｄ               ｔｏ               ｔｈｅ               ｂｅａｍ               ｉｓ
               ...

ｗ               ＴＬ               =               600               ｐｌｆ               Ｓｎｏｗ               ｌｏａｄ               +               150               ｐｌｆ               Ｄｅａｄ               ｌｏａｄ               =               750               ｐｌｆ               Ｔｏｔａｌ               ｌｏａｄ.
               Ｗｈａｔｅｖｅｒ               ｂｅａｍｓ               ｗｅ               ｐｉｃｋ               ｍｕｓｔ               ａｌｓｏ,               ｏｂｖｉｏｕｓｌｙ,               ｂｅ               ａｂｌｅ               ｔｏ               ａｌｓｏ               ｃａｒｒｙ               ｔｈｅｍｓｅｌｖｅｓ.

Ａｓ               ｓｕｃｈ,               ｗｅ               ｗｉｌｌ               ｕｓｅ               ｔｈｅ               ＡＩＴＣ               Ｂｅａｍ               Ｃａｐａｃｉｔｙ               Ｔａｂｌｅｓ               ｌｏｏｋｉｎｇ               ｆｏｒ               ｂｅａｍｓ               ｔｈａｔ               ｃａｎ               ｃａｒｒｙ               750,               ｐｌｕｓ               ａｔ               ｌｅａｓｔ               ａ               ｌｉｔｔｌｅ               ｂｉｔ               ｍｏｒｅ.

Ｕｓｉｎｇ               ＡＩＴＣ               Ｔａｂｌｅ               ＤＦ-26,               Ｒｏｏｆ               Ｂｅａｍ               Ｃａｐａｃｉｔｙ               Ｔａｂｌｅ               ｆｏｒ               Ｗｅｓｔｅｒｎ               Ｓｐｅｃｉｅｓ               Ｂｅａｍｓ               ｓｕｂｊｅｃｔ               ｔｏ               Ｓｎｏｗ               ｌｏａｄ               ｗｅ               ｏｂｔａｉｎ               ｔｈｅ               ｆｏｌｌｏｗｉｎｇ               ｏｐｔｉｏｎｓ.

Ｎｏｔｅ               ｔｈａｔ               ｔｈｅ               ｂｅａｍ               ｗｅｉｇｈｔｓ               ａｒｅ               ａｌｓｏ               ｐｒｏｖｉｄｅｄ               ｂｙ               ｔｈｅ               Ｔａｂｌｅ.
               Ｂｅａｍ               Ｏｐｔｉｏｎｓ:
               3-1/8               ｉｎ.

ｘ               ...

ｎｏｔｈｉｎｇ;
               5-1/8               ｉｎ.

ｘ               16-1/2               ｉｎ.,               ｃａｒｒｉｅｓ               776               ｐｌｆ,               ａｎｄ               ｗｅｉｇｈｓ               20.6               ｐｌｆ;
               6-3/4               ｉｎ.

15               ｉｎ.,               ｃａｒｒｉｅｓ               830               ｐｌｆ,               ａｎｄ               ｗｅｉｇｈｓ               24.6               ｐｌｆ.
               Ｎｏｔｅ:               ｔｈｅ               3-1/8               ｉｎ.

ｗｉｄｔｈ               ｃｕｔｓ               ｏｆｆ               ａｔ               19-1/2               ｉｎ.

ｆｏｒ               ｄｅｐｔｈ               ｉｎ               ｔｈｅ               Ｔａｂｌｅ.

Ｉｔ'ｓ               ｑｕｉｔｅ               ｐｏｓｓｉｂｌｅ               ｔｈａｔ               ａ               ｄｅｅｐｅｒ               ｂｅａｍ               ｗｏｕｌｄ               ｗｏｒｋ,               ｂｕｔ               ｔｈｅ               `Ｉｎｄｕｓｔｒｙ'               ｈａｓ               ｃｈｏｓｅｎ               ｎｏｔ               ｔｏ               ｉｎｃｌｕｄｅ               ｔｈｅ               ｄｅｅｐｅｒ               3-1/8               ｉｎ.

ｗｉｄｅ               ｂｅａｍｓ.
               Ｌｅｔ'ｓ               ｃｈｅｃｋ               ｔｈｅ               ｂｅａｍ               ｗｅｉｇｈｔｓ               (ｓｅｌｆ               ｗｅｉｇｈｔｓ).
               Ｆｏｒ               ｔｈｅ               5-1/8               ｉｎ.

ｘ               16-1/2               ｉｎ.

ｂｅａｍ:               ｉｓ               ｔｈｅ               ｔｏｔａｌ               ｌｏａｄ               ｉｎｃｌｕｄｉｎｇ               ｓｅｌｆ               ｗｅｉｇｈｔ               =               600               +               150               +               20.6               ｐｌｆ               =               770.6               ｐｌｆ               ｌｅｓｓ               ｔｈａｎ               ｏｒ               ｅｑｕａｌ               ｔｏ               ｔｈｅ               `ｃａｐａｃｉｔｙ'               ｏｆ               776               ｐｌｆ?

Ｙｅｓ.

Ｇｏｏｄ.
               Ｆｏｒ               ｔｈｅ               6-3/4               ｘ               15:               ｉｓ               750               +               25               =               775               ≤               830?

Ｙｅｓ.

Ｇｏｏｄ.
               Ｎｏｗ               ｌｅｔ'ｓ               ｓｅｅ               ｈｏｗ               ｍｕｃｈ               ｔｈｅｙ               ｅａｃｈ               ｗｅｉｇｈ.
               Ｓｉｎｃｅ               ｔｈｅ               ｂｅａｍ               ｗｅｉｇｈｔｓ               ａｒｅ               ｐｒｏｖｉｄｅｄ,               ｔｈｉｓ               ｉｓ               ｅａｓｙ.
               Ｔｈｅ               5-1/8               ｘ               16.5               ｗｅｉｇｈｓ               20.6               ｐｌｆ               ｆｏｒ               24               ｆｔ               ｇｉｖｉｎｇ               ｕｓ               494               ｌｂ.
               Ｔｈｅ               6-3/4               ｘ               15               ｗｅｉｇｈｓ               24.6               ｐｌｆ               ｆｏｒ               24               ｆｔ               ｇｉｖｉｎｇ               ｕｓ               590               ｌｂ.
               Ｎｏｔｅ               ｔｈｅ               ｆｏｏｔｎｏｔｅｓ               ｔｏ               ｔｈｅ               Ｔａｂｌｅ               ｉｎｄｉｃａｔｉｎｇ               ａ               Ｓｐｅｃｉｆｉｃ               Ｗｅｉｇｈｔ               ｏｆ               35               ｐｏｕｎｄｓ               ｐｅｒ               ｃｕｂｉｃ               ｆｏｏｔ               ｗａｓ               ｕｓｅｄ               ｆｏｒ               ｔｈｅ               Ｔａｂｌｅ.

Ｂｅａｍｓ               ｉｎ               ｖａｒｉｏｕｓ               ｓｅｒｖｉｃｅ               ｃｏｎｄｉｔｉｏｎｓ               ｍｉｇｈｔ               ｉｎｄｅｅｄ               ｗｅｉｇｈｔ               ｌｅｓｓ               (ｏｒ               ｍａｙｂｅ               ｍｏｒｅ)               ｄｅｐｅｎｄｉｎｇ,               ｐａｒｔｉｃｕｌａｒｌｙ,               ｏｎ               Ｍｏｉｓｔｕｒｅ               Ｃｏｎｔｅｎｔ               ｏｆ               ｔｈｅ               ｗｏｏｄ.
               Ａｎｄ               ｎｏｗ               ｌｅｔ'ｓ               ｃａｌｃｕｌａｔｅ               ｔｈｅ               `Ｂｏａｒｄ               Ｆｏｏｔａｇｅ'               ｆｏｒ               ｔｈｅ               ｂｅａｍ               ｏｐｔｉｏｎｓ.
               Ｗｅｓｔｅｒｎ               Ｓｐｅｃｉｅｓ               5-1/8               ｉｎ.

ｗｉｄｅ               ｂｅａｍｓ               ａｒｅ               ｍａｄｅ               ｆｒｏｍ               2               ｂｙ               6ｓ.

Ｔｈｅ               `2               ｂｙ'               ｉｓ               ａｃｔｕａｌｌｙ               1-1/2               ｉｎ.,               ｇｉｖｉｎｇ               ｕｓ               ｔｈｅ               ｌａｍｉｎａｔｉｏｎ               ｔｈｉｃｋｎｅｓｓ.

Ａ               16.5               ｉｎ.

ｄｅｅｐ               ｂｅａｍ               ｉｓ               ｔｈｕｓ               ｍａｄｅ               ｆｒｏｍ               16.5               /               1.5               =               11               ｌａｍｓ.

Ｅａｃｈ               ｌａｍ               ｈａｓ               ａ               ｂｏａｒｄ               ｆｏｏｔａｇｅ               ｏｆ               2               ｘ               6               ｄｉｖｉｄｅｄ               ｂｙ               1               ｘ               12               ｏｒ               12               /               12               =               1.00               Ｂｏａｒｄ               Ｆｏｏｔ               ｐｅｒ               ｆｏｏｔ               ｏｆ               ｌｅｎｇｔｈ.

Ｔｈｅ               ｗｈｏｌｅ               ｓｅｃｔｉｏｎ               ｉｓ               ｍａｄｅ               ｆｒｏｍ               11               ｏｆ               ｓｕｃｈ               ｌａｍｓ,               ｓｏ,               ｅａｃｈ               ｆｏｏｔ               ｏｆ               ｂｅａｍ               ｈａｓ               11               ｘ               1.00               =               11.00               Ｂｏａｒｄ               Ｆｅｅｔ               (ＢＦ)               ｐｅｒ               ｆｏｏｔ.

Ｔｈｅ               ｂｅａｍ               ｉｓ               24               ｆｔ               ｌｏｎｇ,               ｓｏ,               ｔｈｅ               ｔｏｔａｌ               ＢＦ               ｉｓ               11.00               ＢＦ               ｐｅｒ               ｆｏｏｔ               ｘ               24               ｆｔ               =               264               ＢＦ.
               Ｗｅｓｔｅｒｎ               Ｓｐｅｃｉｅｓ               6-3/4               ｉｎ.

ｗｉｄｅ               ｂｅａｍｓ               ａｒｅ               ｍａｄｅ               ｆｒｏｍ               2               ｙ               8ｓ.

Ａ               15               ｉｎ.

ｄｅｅｐ               ｂｅａｍ               ｉｓ               ｔｈｕｓ               ｍａｄｅ               ｆｒｏｍ               15               /               1.5               =               10               ｌａｍｓ.

Ｅａｃｈ               ｌａｍ               ｈａｓ               ａ               ｂｏａｒｄ               ｆｏｏｔａｇｅ               ｏｆ               2               ｘ               8               ｄｉｖｉｄｅｄ               ｂｙ               1               ｘ               12               ｏｒ               16               /               12               =               1.333               Ｂｏａｒｄ               Ｆｏｏｔ               ｐｅｒ               ｆｏｏｔ               ｏｆ               ｌｅｎｇｔｈ.

Ｔｈｅ               ｗｈｏｌｅ               ｓｅｃｔｉｏｎ               ｉｓ               ｍａｄｅ               ｆｒｏｍ               10               ｏｆ               ｓｕｃｈ               ｌａｍｓ,               ｓｏ,               ｅａｃｈ               ｆｏｏｔ               ｏｆ               ｂｅａｍ               ｈａｓ               10               ｘ               13.33               =               13.33               Ｂｏａｒｄ               Ｆｅｅｔ               (ＢＦ)               ｐｅｒ               ｆｏｏｔ.

Ｔｈｅ               ｂｅａｍ               ｉｓ               24               ｆｔ               ｌｏｎｇ,               ｓｏ,               ｔｈｅ               ｔｏｔａｌ               ＢＦ               ｉｓ               13.33               ＢＦ               ｐｅｒ               ｆｏｏｔ               ｘ               24               ｆｔ               =               320               ＢＦ.
               Ｉｎ               ｔｅｒｍｓ               ｏｆ               ａ               ｆｏｒｍｕｌａ:
               ＢＦ               =               (ｎｏｍ.

ｄｉｍ.

ｏｆ               ｅａｃｈ               ｌａｍ               /               12)               ｘ               ｎｏ.

ｏｆ               ｌａｍｓ               ｘ               ｌｅｎｇｔｈ               ｏｆ               ｂｅａｍ               ｘ               ｎｏ.

ｏｆ               ｂｅａｍｓ.
               Ｇｏｓｈ,               ｗｅ'ｒｅ               ｄｏｎｅ!
               Ｏｕｒ               ｂｅａｍ               ｏｐｔｉｏｎｓ               ａｒｅ:
               5-1/8               ｉｎ.

ｘ               16.5               ｉｎ.

ｘ               24               ｆｔ,               ｗｅｉｇｈｉｎｇ               20.6               ｐｌｆ,               ｔｏｔａｌ               ｗｅｉｇｈｔ               494               ｌｂ,               264               ＢＦ;               ａｎｄ
               6-3/4               ｘ               15               ｘ               24,               ｗｅｉｇｈｉｎｇ               24.6               ｐｌｆ,               ｔｏｔａｌ               ｗｅｉｇｈｔ               590               ｌｂ,               320               ＢＦ.
               Ｔｈｅ               ｐａｒｔｉｃｕｌａｒ               ｓｉｚｅｓ               ｏｆ               ｃｏｕｒｓｅ               ａｒｅ               ｉｍｐｏｒｔａｎｔ               ｆｏｒ               ａｒｃｈｉｔｅｃｔｕｒａｌ               ｃｏｎｓｉｄｅｒａｔｉｏｎｓ               (ｃｌｅａｒａｎｃｅ,               ｅｔｃ.).

Ｔｈｅ               ｗｅｉｇｈｔｓ               ａｒｅ               ｉｍｐｏｒｔａｎｔ               ｆｏｒ               ｓｈｉｐｐｉｎｇ               ｃｏｓｔｓ.

Ａｎｄ               ｔｈｅ               ＢＦ               ｖａｌｕｅｓ               ｗｉｌｌ               ｐｒｏｂａｂｌｙ               ｄｒｉｖｅ               ｔｈｅ               ｃｏｓｔｓ               ｏｆ               ｔｈｅ               ｏｐｔｉｏｎｓ.
               Ｏｕｒ               ｆｉｎａｌ               ｓｐｅｃｉｆｉｃａｔｉｏｎｓ               ｆｏｒ               ｔｈｉｓ               ｅｘａｍｐｌｅ               ｓｈｏｕｌｄ               ａｌｓｏ               ｉｎｃｌｕｄｅ               ｔｈｅ               `ｇｒａｄｅ'               ｏｆ               ｔｈｅ               ｂｅａｍ.

Ｔａｂｌｅ               ＤＦ-26               ｉｎｄｉｃａｔｅｓ               Ｆｂ               =               2400               ｐｓｉ               ａｎｄ               Ｅ               =               1.8               ｍｉｌｌｉｏｎ               ｐｓｉ.

Ｔｈｅｓｅ               ａｒｅ               ｃｏｎｓｉｓｔｅｎｔ               ｗｉｔｈ               ｔｈｅ               ｃｏｍｍｏｎｌｙ               ｓｐｅｃｉｆｉｅｄ               24Ｆ-1.8Ｅ               Ｄｏｕｇｌａｓ               ｆｉｒ               ｂｅａｍ.

Ｂａｂｙ!



               Ｒｅｆｅｒｅｎｃｅｓ
               Ｔａｂｌｅ               ＤＦ-26,               Ｂｅａｍ               Ｃａｐａｃｉｔｙ,               Ｒｏｏｆ               Ｂｅａｍｓ               -               Ｓｎｏｗ               Ｌｏａｄ,               Ａｍｅｒｉｃａｎ               Ｉｎｓｔｉｔｕｔｅ               ｏｆ               Ｔｉｍｂｅｒ               Ｃｏｎｓｔｒｕｃｔｉｏｎ,               Ｃｅｎｔｅｎｎｉａｌ,               ＣＯ.
               Ｂｏａｒｄ               Ｆｏｏｔ               Ｍｅａｓｕｒｅ,               Ｊｅｆｆ               Ｆｉｌｌｅｒ,               Ｙａｈｏｏ!

Ｃｏｎｔｒｉｂｕｔｏｒ               Ｎｅｔｗｏｒｋ.






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