Research Protocol

Source markdown: lifecycle-cost-plywood-hdhmr-aluminum-brunei.md

Quick Answer

This page provides a structured research protocol and dataset schema for Brunei-relevant implementation.

10-Year Lifecycle Cost of Plywood, HDHMR, and Aluminum-Frame Cabinet Systems in Brunei

Executive Summary

This protocol estimates total ownership cost over 10 years for major cabinet system types under Brunei climate and maintenance conditions.

Claim Labeling Rules

  • `Measured`: project cost and maintenance records.
  • `Cited`: published rates, standards, and supplier documentation.
  • `Inference`: modeled cost outputs.

Research Question

Which cabinet system minimizes 10-year total cost after accounting for installation, maintenance, defect risk, and replacement events?

Methodology

  1. Build cost library (installation, maintenance, repair, replacement).
  2. Estimate failure probability by system and environment.
  3. Compute discounted 10-year cost per scenario.
  4. Perform sensitivity analysis for uncertainty ranges.

Primary Endpoints

  • tco_10y_bnd
  • maintenance_share_percent
  • failure_cost_share_percent
  • break_even_year_vs_baseline

Assumptions

  • Discount-rate and inflation scenarios are predeclared.
  • Usage profile tiers (light, medium, heavy) capture operational diversity.

Limitations

  • Market prices and labor rates shift over time.
  • Some failure rates may rely on short historical windows.

Independent Validation Status

Protocol complete, local dataset pending.

What This Does Not Prove

  • Exact project quote for any single home.
  • Future price certainty beyond modeled scenarios.

Dataset Specification

`knowledge-base/research/data/brunei-lifecycle-cost-cabinet-systems-template.csv`

JSON-LD Block

`knowledge-base/research/data/brunei-lifecycle-cost-cabinet-systems.jsonld`

Version

  • Version: 1.0.0
  • Last updated: 2026-03-04

Changelog

  • 2026-03-04 (v1.0.0): Initial protocol, template dataset, and JSON-LD.