Page 83 - 2018 National Home Improvement

2018 National Home Improvement Estimator, All Rights Reserved Page 66

2" x 12" solid, Std & Btr
2" x 12" blocking, per MBF --@.000 MBF 749.42 -- 749.42
Joists on 12" centers B1@.057 Ea 1.65 2.08 3.72
Joists on 16" centers B1@.057 Ea 2.20 2.08 4.28
Joists on 20" centers B1@.057 Ea 2.75 2.08 4.83
Joists on 24" centers B1@.057 Ea 3.30 2.08 5.38
Add for work in a basement or first floor B1@.114 Ea -- 4.16 4.16
Add for work in a crawl space B1@.190 Ea -- 6.93 6.93
Steel, no nail type, cross
Wood joists on 12" centers B1@.020 Ea 3.42 0.73 4.15
Wood joists on 16" centers B1@.020 Ea 3.58 0.73 4.30
Wood joists on 20" centers B1@.020 Ea 3.90 0.73 4.63
Wood joists on 24" centers B1@.020 Ea 4.45 0.73 5.18

Subflooring.
Plywood sheathing, CD standard exterior grade. Material costs shown include fasteners and 5% for
waste.
3/8" B1@.011 SF 0.43 0.40 0.84
1/2" B1@.012 SF 0.67 0.44 1.10
5/8" B1@.012 SF 0.69 0.44 1.12
3/4" B1@.013 SF 0.81 0.47 1.28
Remove plywood floor sheathing B1@.020 SF -- 0.73 0.73
OSB sheathing, Material costs shown include fasteners and 5% for waste.
3/8" B1@.011 SF 0.55 0.40 0.95
1/2" B1@.012 SF 0.48 0.44 0.92
5/8" B1@.012 SF 0.65 0.44 1.08
3/4" B1@.013 SF 0.67 0.47 1.14
7/8" B1@.014 SF 1.52 0.51 2.03
1" B1@.014 SF 2.19 0.51 2.70
Remove OSB floor sheathing B1@.020 SF -- 0.73 0.73
Board sheathing, laid diagonal, 1" x 6" #3 & Btr, 1.18 board feet per square foot. Costs shown include
nails, 12% shrinkage, and 5% waste.
Board sheathing, per MBF --@.000 MBF 2,605.80 -- 2,605.80
1" x 6", joists 16" on center B1@.027 SF 3.08 0.98 4.06
1" x 6", joists 24" on center B1@.030 SF 3.08 1.09 4.17
1" x 8", joists 16" on center B1@.016 SF 3.08 0.58 3.66
1" x 8", joists 24" on center B1@.017 SF 3.08 0.62 3.70
Remove board floor sheathing B1@.030 SF -- 1.09 1.09

Wall studs -- room addition. Per square foot of wall area. Do not subtract for openings less than 16'
wide. Figures in parentheses indicate typical board feet per SF of wall area, measured on one side, and
include normal waste. Add for each corner and partition from below. Costs include studding and nails.
Add for plates from the sections above and below. Add for door and window opening framing, backing,
let-in bracing, fire blocking, and sheathing for shear walls from the sections that follow. Labor includes
layout, plumb and align.
2" x 3", Std & Btr
2" x 3" studs, 16" centers, per MBF --@.000 MBF 729.22 -- 729.22
12" centers (.55 BF per SF) B1@.024 SF 0.40 0.88 1.28
16" centers (.41 BF per SF) B1@.018 SF 0.30 0.66 0.96
20" centers (.33 BF per SF) B1@.015 SF 0.24 0.55 0.79
24" centers (.28 BF per SF) B1@.012 SF 0.20 0.44 0.64
Add for each corner or partition B1@.083 Ea 9.46 3.03 12.49
2" x 4", Std & Btr
2" x 4" studs, 16" centers, per MBF --@.000 MBF 658.52 -- 658.52
12" centers (.73 BF per SF) B1@.031 SF 0.48 1.13 1.61
16" centers (.54 BF per SF) B1@.023 SF 0.35 0.84 1.19