Transcription of TABLE C-1.3 TIMBER TRENCH SHORING -- MINIMUM …
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TABLE C-1.3 TIMBER TRENCH SHORING -- MINIMUM …
TABLE TIMBER TRENCH SHORING -- MINIMUM TIMBER requirements * SOIL TYPE C P(a) = 80 X H + 72 psf (2 ft Surcharge) _____ | | SIZE (ACTUAL) AND SPACING OF MEMBERS ** |_____ DEPTH | | CROSS BRACES OF _____ | | | | HORIZ.| WIDTH OF TRENCH (FEET) | VERT. TRENCH |SPACING|_____| SPACING | | | | | | | | | UP TO | UP TO | UP TO | UP TO | UP TO | (FEET)| (FEET)| 4 | 6 | 9 | 12 | 15 | (FEET) _____|_____|_____|_____|_____|_____|____ _|_____ | UP TO | | | | | | | 6 | 6X8 | 6X8 | 6X8 | 8X8 | 8X8 | 5 5 |_____|_____|_____|_____|_____|_____|___ __ | UP TO | | | | | | TO | 8 | 8X8 | 8X8 | 8X8 | 8X8 | 8X10 | 5 |_____|_____|_____|_____|_____|_____|___ __ | UP TO | | | | | | 10 | 10 | 8X10 | 8X10 | 8X10 | 8X10 | 10X10 | 5 |_____|_____|_____|_____|_____|_____|___ __ | See | | | | | | | Note 1| | | | | | _____|_____|_____|_____|_____|_____|____ _|_____ | UP to | 8X8 | 8X8 | 8X8 | 8X8 | 8X10 | 5 |___6___|_____|_____|_____|_____|_____|_ ____ 10 | UP TO | | | | | | | 8 | 8X10 | 8X
table c-1.3 . timber trench shoring -- minimum timber requirements * soil type c p(a) = 80 x h + 72 psf (2 ft surcharge) _____ | | size (actual) and spacing of members **
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