# Vi) Project: Lumber Estimation; Vii) Project: Studs; Viii) Project: Roofing; Ix) Project: Drywall - Black & Decker BDCAL100 Instruction Manual

Marksman material estimator

vi. Project : Lumber Estimation
Express certain volume of boards in board feet, where,
1 board feet = 144 cubic inches
Key
Example: Find the number of board feet for six
1" x 2" x 25' boards.
[ON/C]
1[Inch][X]2[Inch]
[X]25[Feet][=]
[Shift][Bd Feet]
[X]6[=]
Example : Find the volume of boards equivalent to 20 Bd
Feet.
20[Shift][Bd Feet]
[Shift][Bd Feet]
vii) Project : Studs
Find the number of studs required for a wall or find wall
distance when number of studs is given.
Key
Example: Find the number of 16" on-center studs
required for a 12' 6" wall.
[ON/C]
12[Feet]6[Inch]
[Shift][Studs]
[Shift][Studs]
Example: What will be wall distance if five studs are needed?
5[Shift][Studs]
[Shift][Studs]
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viii. Project: Roofing
Find how many bundles of roof shingles are needed for a
given roof area or find size of roof covered given number
of roof bundles.
Display
Key
Example: Find the number of bundles of roof shingles
needed to cover a 12' X 15' section of roof.
0.
[ON/C]
600.
CU INCH
12[Feet][X]15[Feet][=]
4.17
BD FEET
[Shift][Roof Bundle]
25.
BD FEET
[Shift][Roof Bundle]
Example: Find the area of the roof if 20 bundles of roof
1.67
shingles are needed.
CU FEET
20.00
20[Shift][Roof Bundle]
BD FEET
ix) Project : Drywall (Number of 4' X 8' Sheets)
Find the number of 4' x 8' sheets required for a wall or wall
area given number of 4' x 8' sheets.
Display
Key
Example: Find the number of 4'x 8' drywall sheets
0.
needed for a wall measuring 8' x 12'.
12
6
FEET INCH
[ON/C]
11.
8[Feet][X]12[Feet][=]
ST
12
6
[Shift][4X8 Sheet]
FEET INCH
5
4
FEET INCH
5.
ST
Display
0.
180.
SQ FEET
5.40 rF
bn
180.00
SQ FEET
666.67
SQ FEET
Display
0.
96.
SQ FEET
3.00 Sh
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