BP344 Accessibility
Ramps, handrails, PWD parking, door clearances, toilets, and tactile signage — illustrated dimensions for architects, engineers, and contractors.
National Plumbing Code
The Revised National Plumbing Code (RA 1378, 2000 ed.), all 14 chapters broken into clear rules, key dimensions, and diagrams.
Structural Design Tools
NSCP 2015 wind load and soil profile calculators — plus structural calculation spreadsheets for load generation and design.
Cost Estimates
CHB quantity calculator and a cost analysis spreadsheet — plus our full construction cost guide and detailed cost estimator.
Project Management
Project schedule / S-curve spreadsheet for tracking planned vs. actual progress — plus the site apps we use to manage a build day to day.
Free Guides & Checklists
Self-audit checklists for earthquake safety, building code compliance, and typhoon readiness — plus a free structural risk self-check.