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CADD Engineering Standards - Ohio Department of Transportation

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APPENDIX F – Level Scale Factors Revised July 20, 2007<br />

Bridge Sheet Suggested <strong>Standards</strong> – Level Scale Factors<br />

For all lines except as listed in Table 2 below<br />

Reference Scale Line Type Scale Factor Effective Scale<br />

*Two 2.000 0.500 1.000<br />

One 1.000 1.000 1.000<br />

Three-Quarter 0.750 1.333 1.000<br />

*Five-Eights 0.625 1.600 1.000<br />

Half 0.500 2.000 1.000<br />

Three-Eights 0.375 2.667 1.000<br />

One-Quarter 0.250 4.000 1.000<br />

Ten 0.100 10.000 1.000<br />

Twenty 0.050 20.000 1.000<br />

Forty 0.025 40.000 1.000<br />

Fifty 0.020 50.000 1.000<br />

* Do not have an Annotaion Scale<br />

Table 1<br />

For bridge centerlines and construction joints - LONG<br />

Reference Scale Line Type Scale Factor Effective Scale<br />

*Two 2.000 1.000 2.000<br />

One 1.000 2.000 2.000<br />

Three-Quarter 0.750 2.667 2.000<br />

*Five-Eights 0.625 3.200 2.000<br />

Half 0.500 4.000 2.000<br />

Three-Eights 0.375 5.333 2.000<br />

One-Quarter 0.250 8.000 2.000<br />

Ten 0.100 20.000 2.000<br />

Twenty 0.050 40.000 2.000<br />

Forty 0.025 80.000 2.000<br />

Fifty 0.020 100.000 2.000<br />

* Do not have an Annotaion Scale<br />

ODOT <strong>CADD</strong> <strong>Engineering</strong> <strong>Standards</strong><br />

Table 2<br />

F-1

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