Calculated Industries 4225 Pocket Reference Manual page 11

Stair Layout Key
s
P
Given Height and/or Length
and stored variables,
calculates or displays:
Press Result
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
R
OCKET EFERENCE
Riser Height
Number of Risers
(RSRS)
Riser Overage/
Underage
Tread Width
Number of Treads
(TRDS)
Tread Overage/
Underage
Stairwell Opening
(OPEN)
Stringer Length
(STRG)
Angle of Incline
Stored or Calculated
Run
(RUN)
Stored or Calculated
Rise
(RISE)
Stored Desired
Riser Height
Stored Desired
Tread Width
Stored Headroom
(HDRM)
Stored Floor
Thickness
G — 8
UIDE
(R-HT)
(R+/-)
(T-WD)
(T+/-)
(INCL)
(R-HT)
(T-WD)
(FLOR)
(Cont'd)