# Preliminary Engineering Calculation Preflight

Status: Preliminary computational review only — not sealed, certified, approved, or a code-compliance determination.

## Executive summary

## Document and calculation inventory

## Findings

| ID | Severity | Exact location | Condition and evidence | Independent result | Recommended verification |
|---|---|---|---|---|---|

## Unit and dimensional audit

## Assumption and dependency gaps

## Citation ledger

| Citation as supplied | Source checked | Edition | Status | Evidence |
|---|---|---|---|---|

## Items requiring licensed-engineer judgment

## Sign-off checklist

- [ ] Source files, revisions, and calculation boundaries confirmed
- [ ] Normalized equations checked against exact source locations
- [ ] Material findings resolved and independently rechecked
- [ ] Governing references and editions confirmed from authoritative copies
- [ ] Assumptions, loads, boundary conditions, and dependencies accepted
- [ ] Responsible licensed engineer completed project-specific review