EBN Guides

Guides

Short how-tos for the same jobsite math as the calculators.

Estimates only — not engineering or building-code advice. Open the matching app when you want the numbers done for you.

How-tos

  1. How Many Fence Rails Do I Need?100 ft @ 8 ft spacing = 13 bays → 26 rails (2 rows) or 39 (3 rows). Chart + formula.
  2. How Many Bags of Concrete Per Fence Post?10" × 24" hole ≈ 1.1 cu ft → 2 bags of 80 lb per post. Chart + formula.
  3. EBN Fence Quote Pro ReviewFence takeoff plus a PDF quote with your logo, from your phone. $79/mo founding rate. Not a full FSM.
  4. Masonry Takeoff Master ReviewCMU/brick count, mortar bags. Free one wall; Pro walls/mixed/print at $9.99.
  5. How Many Concrete Blocks Do I Need?8×8 ft wall → ~72 CMU (76 with 5% waste). Chart + module formula.
  6. Framing Takeoff Master ReviewStuds, plates, headers. Free one wall; Pro walls/king-jack/print at $9.99.
  7. How Many Steps Do I Need for Stairs?96 in rise → 13 risers @ ~7.38 in / 12 treads. Chart + stringer formula.
  8. Roofing Takeoff Master ReviewShingle squares, pitch, bundles. Free one plane; Pro planes/valleys/print at $9.99.
  9. How Many Squares of Shingles Do I Need?40×30 at 4/12 +10% waste ≈ 14 squares (~42 bundles). Chart + formula.
  10. Sheet Takeoff Master ReviewSheets, tape, mud, screws. Free one room; Pro rooms/ceiling/print at $9.99.
  11. How Many Drywall Sheets Do I Need?12×12×8 with one door ≈ 13 sheets of 4×8 after 10% waste. Chart + formula.
  12. Deck Takeoff Master ReviewBoards, joists, material list. Free one rectangle; Pro zones/stairs at $9.99.
  13. How Much Gravel Do I Need for Fence Posts?10" hole × 6" base ≈ 0.27 cu ft / ~12 bags for 20 posts. Chart + formula.
  14. Jobber vs Fence Takeoff — FSM ≠ EstimatingWhat a fence quote includes (posts, rails, pickets, gates, gravel) and why Jobber-class tools don’t replace takeoff.
  15. How Many Deck Boards Do I Need?12×16 with 5½" @ ⅛" gap ≈ 26 rows / buy ~29. Chart + formula.
  16. Stair Stringer Master ReviewRise, run, steps, stringer length. Free one flight; Pro print at $9.99.
  17. How Many Pickets Do I Need?100 ft with 3.5" @ 1.75" gap ≈ 229 / buy ~252. Chart + formula.
  18. Rebar Takeoff Master ReviewBars, sticks, mesh. Free one slab; Pro extras at $9.99.
  19. How Many Studs Do I Need?12 ft at 16 in OC is 10 studs, not 9. Chart + formula.
  20. Cut List Master ReviewPlywood + lumber nest. Free 4×8; Pro export/print at $9.99.
  21. How Much Rebar Do I Need for a Slab?20×20 at #4 @ 12 in is ~40 bars / 43 sticks. Chart + formula.
  22. Concrete Mix Master ReviewBags, yards, mix. Free slab; Pro footing/pier/stairs at $9.99.
  23. How Many Bags of Concrete Do I Need?10×10 at 4 in is ~56 bags of 80 lb. Chart + formula.
  24. How Many Fence Posts Do I Need?100 ft at 8 ft spacing is 14 posts, not 12. Chart + formula.
  25. Fence Takeoff Master ReviewPosts, gates, quote PDF. Free vs Pro at $9.99.

← All calculators