Index

subsurfaceio.constants

Constants for physical properties and unit conversions.

Attributes:

Name	Type	Description
`atmospheric_pressure`	`float`	Standard atmospheric pressure at sea level in kilopascals (kPa).
`g`	`float`	Standard acceleration due to gravity in meters per second squared (m/s²).
`kpa_mpa`	`float`	Conversion factor from kilopascals (kPa) to megapascals (MPa).
`ksf_kpa`	`float`	Conversion factor from kips per square foot (ksf) to kilopascals (kPa).
`psf_kpa`	`float`	Conversion factor from pounds per square foot (psf) to kilopascals (kPa).
`psi_kpa`	`float`	Conversion factor from pounds per square inch (psi) to kilopascals (kPa).
`tsf_kpa`	`float`	Conversion factor from tons (short) per square foot (tsf) to kilopascals (kPa).
`year_sec`	`float`	Number of seconds in a standard non-leap year (365 days).

atmospheric_pressure: float = 101.325

Standard atmospheric pressure at sea level in kilopascals (kPa).

g: float = 9.81

Standard acceleration due to gravity in meters per second squared (m/s²).

kpa_mpa: float = 0.001

Conversion factor from kilopascals (kPa) to megapascals (MPa).

ksf_kpa: float = 47.88

Conversion factor from kips per square foot (ksf) to kilopascals (kPa).

psf_kpa: float = 0.048

Conversion factor from pounds per square foot (psf) to kilopascals (kPa).

psi_kpa: float = 6.89

Conversion factor from pounds per square inch (psi) to kilopascals (kPa).

tsf_kpa: float = 96

Conversion factor from tons (short) per square foot (tsf) to kilopascals (kPa).

year_sec: float = 31536000

Number of seconds in a standard non-leap year (365 days).