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NSCP 2015 (7th Ed.) · ACI 318-14 basis

Permit-ready calc sheets
in minutes, saving 2 to 4 hours per permit

Stop reformatting Excel. Straktu generates NSCP 2015-compliant structural calculation PDFs with every formula visible, every clause cited, and your firm's seal block ready to sign.

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RC Beam Design, B-12 · Beam Calculator

Effective depth, d

440 mm

Rn required

3.42 MPa

Steel ratio ρ

0.00897

ρ_min

0.00337

ρ_max

0.02032

As,req

1,204 mm²

✓ NSCP 2015 Compliance CertifiedSections 409.6.1.2 · 421.2.2 · 422.5.5.1

Built for construction professionals

Not a port of Mathcad. Built from scratch for NSCP 2015-compliant permit submissions.

📐

Every formula, visible

No black boxes. Every intermediate value is shown step-by-step, exactly as OBO reviewers expect to see it.

NSCP 409.3.1NSCP 421.2.2NSCP 422.5.5.1
📋

NSCP clause on every line

Each output row is paired with its code section in the right margin. Permit reviewers can audit every assumption.

NSCP 208.5.2.1NSCP 413.4.2NSCP 408.3.1.1
🖨️

Permit-ready PDF in seconds

Your firm letterhead, engineer name, license number, and dry-seal block. Enter them once and they appear on every calc sheet.

PD 1096 §302NBCP Annex A

15 calculators, one workflow

The full set of structural and architectural calcs a building permit typically requires.

✓RC beam: flexure, shear, seismic
✓One-way and two-way slab
✓RC column: interaction diagram
✓Isolated footing
✓Seismic base shear (NSCP 208)
✓Wind load for MWFRS (NSCP 207)
✓CHB wall masonry takeoff
✓Paint coverage takeoff
✓Tile flooring takeoff
✓Drywall board and framing
✓Materials BOQ across all calcs

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₱99/month

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₱499/month

One seat. Clean PDFs with your seal. Unlimited projects.

  • ✓ Everything in Free Trial
  • ✓ Clean, unsealed PDFs
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  • ✓ Material takeoff reports
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