Creating a dimension using the DIMBP (dimension by parts) statement.
$$
$$ Declarations
$$
ENTITY/L(4),DBP
STRING/STR(10)
$$
$$ Geometry Definition
$$
L(1)=LINE/0,0,0,4
L(2)=LINE/4,0,4,4
L(3)=LINE/0,3.75,1.5,3.75
L(4)=LINE/4,3.75,2.5,3.75
STR='4.000'
$$
$$ Dimension Definition
$$
DBP=DIMBP/L,NOTE,1.55,3.75,STR,'TYPICAL',
ARROW,0,3.75,180,ARROW,4,3.75,0
DIMBP Used to Create Custom Dimension