CIVIL ENGINEERING FORMULAS

CONVERSION FACTORS FOR CIVIL ENGINEERING PRACTICE 9

TABLE 1.3 Factors for Conversion to SI Units of Measurement
(Continued)

To convert from To Multiply by

Quart, qt (U.S. dry) Cubic meter, m^3 1.101221 E 03
Quart, qt (U.S. liquid) Cubic meter, m^3 9.463529 E 04
Rod Meter, m 5.029210 E 00
Second (angle) Radian, rad 4.848137 E 06
Second (sidereal) Second, s 9.972696 E 01
Square (100 ft^2 ) Square meter, m^2 9.290304† E 00
Ton (assay) Kilogram, kg 2.916667 E 02
Ton (long, 2240 lb) Kilogram, kg 1.016047 E 03
Ton (metric) Kilogram, kg 1.000000† E 03
Ton (refrigeration) Watt, W 3.516800 E 03
Ton (register) Cubic meter, m^3 2.831685 E 00
Ton (short, 2000 lb) Kilogram, kg 9.071847 E 02
Ton (long per cubic Kilogram per cubic 1.328939 E 03
yard, ton)/yd^3 meter, kg/m^3
Ton (short per cubic Kilogram per cubic 1.186553 E 03
yard, ton)/yd^3 meter, kg/m^3
Ton force (2000 lbf) Newton, N 8.896444 E 03
Tonne, t Kilogram, kg 1.000000† E 03
Watt hour, Wh Joule, J 3.600000† E 03
Yard, yd Meter, m 9.144000† E 01
Square yard, yd^2 Square meter, m^2 8.361274 E 01
Cubic yard, yd^3 Cubic meter, m^3 7.645549 E 01
Year (365 days) Second, s 3.153600† E 07
Year (sidereal) Second, s 3.155815 E 07

*Commonly used in engineering practice.
†Exact value.
From E380, “Standard for Metric Practice,” American Society for Testing and
Materials.