Transmission And Substation Foundations - Technical Design Manual (TD06088E)

TABLE 6-2: CHANCE® SQUARE SHAFT HELIX PLATE SIZES AND PROJECTED AREAS BY PRODUCT FAMILY

SQUARE SHAFTS

STANDARD

SEASHELL

Diameter in. (mm) 6 (150) 8 (200) 10 (250) 12 (300) 14 (350) 16 (406) 6 (150) 8 (200) 10 (250) 12 (300) 14 (350) 16 (406) 6 (150) 8 (200) 10 (250) 12 (300) 14 (350) 16 (406) 6 (150) 8 (200) 10 (250) 12 (300) 14 (350) 16 (406) 6 (150) 8 (200) 10 (250) 12 (300) 14 (350) 16 (406)

AREA w/o HOLE ft 2 (m 2 ) 0.174 (0.0162) 0.324 (0.0301) 0.519 (0.0482) 0.759 (0.0705) 1.037 (0.0963) 1.366 (0.1269) 0.169 (0.0157) 0.320 (0.0297) 0.515 (0.048) 0.755 (0.0701) 1.033 (0.0960) 1.362 (0.1265) 0.163 (0.151) 0.314 (0.0292) 0.509 (0.0473) 0.749 (0.0696) 1.027 (0.0954) 1.356 (0.126) 0.154 (0.0143) 0.305 (0.0283) 0.500 (0.0465) 0.740 (0.0687) 1.018 (0.0946) 1.349 (0.1253) 0.149 (0.0138) 0.300 (0.0279) 0.495 (0.0460) 0.735 (0.0683) 1.013 (0.0941) 1.341 (0.125)

FULL PLATE AREA ft 2 (m 2 )

AREA w/o HOLE ft 2 (m 2 )

FULL PLATE AREA ft 2 (m 2 )

0.185 (0.0172) 0.336 (0.0312) 0.531 (0.0493) 0.771 (0.0716) 1.049 (0.0975) 1.378 (0.128) 0.185 (0.0172) 0.336 (0.0312) 0.531 (0.0493) 0.771 (0.0716) 1.049 (0.0975) 1.378 (0.128) 0.185 (0.0172) 0.336 (0.0312) 0.531 (0.0493) 0.771 (0.0716) 1.049 (0.0975) 1.378 (0.128) 0.185 (0.0172) 0.336 (0.0312) 0.531 (0.0493) 0.771 (0.0716) 1.049 (0.0975) 1.378 (0.128) 0.185 (0.0172) 0.336 (0.0312) 0.531 (0.0493) 0.771 (0.0716) 1.049 (.0975) 1.378 (0.128)

N/A

N/A

0.304 (0.0282) 0.468 (0.0435) 0.668 (0.0621) 0.903 (0.0839) 0.156 (0.0145) 0.300 (0.0279) 0.463 (0.0430) 0.663 (0.0616) 0.899 (0.0835) N/A

0.316 (0.0294) 0.479 (0.0445) 0.679 (0.0631) 0.915 (0.0850) 0.172 (0.0160) 0.316 (0.0294) 0.479 (0.0445) 0.679 (0.0631) 0.915 (0.0850) N/A

SS125

DRAWINGS AND RATINGS

SS5/ SS150

N/A N/A

N/A N/A

0.293 (0.0272) 0.457 (0.0425) 0.658 (0.0611)

0.316 (0.0294) 0.479 (0.0445) 0.679 (0.0631)

SS175

N/A N/A

N/A N/A

0.143 (0.0133)

0.172 (0.0160)

N/A

N/A

0.450 (0.0418)

0.479 (0.0445)

SS200

N/A N/A N/A N/A N/A N/A N/A N/A N/A

N/A N/A N/A N/A N/A N/A N/A N/A N/A

SS225

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