Backing and nailers Std & Btr, for wall finishes, “floating” backing for drywall ceilings, trim, z-bar, appliances and fixtures, etc. See also Bridging and Fireblocking in this section. Figures in parentheses show board feet per LF including 10% waste.
  1" x 4" ( .37 BF per LF) B1@.011 LF .65 .37 1.02
  1" x 6" ( .55 BF per LF) B1@.017 LF 1.03 .57 1.60
  1" x 8" ( .73 BF per LF) B1@.022 LF 1.37 .73 2.10
  1" x 10" ( .92 BF per LF) B1@.027 LF 1.45 .90 2.35
  1" x 12" (1.10 BF per LF) B1@.030 LF 2.30 1.00 3.30
  2" x 4" ( .73 BF per LF) B1@.023 LF .44 .77 1.21
  2" x 6" (1.10 BF per LF) B1@.034 LF .68 1.13 1.81
  2" x 8" (1.47 BF per LF) B1@.045 LF .88 1.50 2.38
  2" x 10" (1.83 BF per LF) B1@.057 LF 1.15 1.90 3.05
  3" x 10" (2.76 BF per LF) B1@.064 LF 2.11 2.13 4.24
  1" x 8" Azec core B1@.042 LF 2.98 1.40 4.38
Ledger strips Std & Btr, nailed to faces of studs, beams, girders, joists, etc. See also Ribbons in this section for let-in type. Figures in parentheses indicate board feet per LF including 10% waste.
  1" x 2", 3" or 4" ledger, per MBF — MBF 1,750.00 — 1,750.00
  2" x 2", 3" or 4" ledger, per MBF — MBF 605.00 — 605.00
  1" x 2" ( .18 BF per LF) B1@.010 LF .31 .33 .64
  1" x 3" ( .28 BF per LF) B1@.010 LF .49 .33 .82
  1" x 4" ( .37 BF per LF) B1@.010 LF .65 .33 .98
  2" x 2" ( .37 BF per LF) B1@.010 LF .22 .33 .55
  2" x 3" ( .55 BF per LF) B1@.010 LF .33 .33 .66
  2" x 4" ( .73 BF per LF) B1@.010 LF .44 .33 .77
Ribbons (Ribbands) Let in to wall framing. See also Ledgers in this section. Figures in parentheses indicate board feet per LF including 10% waste.
  1" x 3", 4" or 6" ribbon, per MBF — MBF 1,750.00 — 1,750.00
  2" x 3", 4" ribbon, per MBF — MBF 605.00 — 605.00
  2" x 6" ribbon, per MBF — MBF 617.00 — 617.00
  2" x 8" ribbon, per MBF — MBF 598.00 — 598.00
  1" x 3", Std & Btr ( .28 BF per LF) B1@.020 LF .49 .67 1.16
  1" x 4", Std & Btr ( .37 BF per LF) B1@.020 LF .65 .67 1.32
  1" x 6", Std & Btr ( .55 BF per LF) B1@.030 LF .96 1.00 1.96
  2" x 3", Std & Btr ( .55 BF per LF) B1@.041 LF .33 1.37 1.70
  2" x 4", Std & Btr ( .73 BF per LF) B1@.041 LF .44 1.37 1.81
  2" x 6", Std & Btr (1.10 BF per LF) B1@.045 LF .68 1.50 2.18
  2" x 8", Std & Btr (1.47 BF per LF) B1@.045 LF .88 1.50 2.38
Rafters Flat, shed, or gable roofs, up to 5 in 12 slope (5/24 pitch), maximum 25' span. Figures in parentheses indicate board feet per SF of actual roof surface area (not roof plan area), including rafters, ridge boards, collar beams and normal waste, but no blocking, bracing, purlins, curbs, or gable walls.
  2" x 4", Std & Btr [view picture]
    2" x 4" rafters, per MBF — MBF 605.00 — 605.00
    12" centers (.89 BF per SF) B1@.021 SF .54 .70 1.24
    16" centers (.71 BF per SF) B1@.017 SF .43 .57 1.00
    24" centers (.53 BF per SF) B1@.013 SF .32 .43 .75

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