NFPA 70 (NEC) — National Electrical Code

Updated Mar 26, 2026

The comprehensive standard for electrical installation in the United States. Covers wiring, equipment, and installations for all voltages. Published triennially (2023 current). Adopted by reference in IBC Chapter 27.

category

Electrical

standard body

NFPA

SOURCES

🔗https://www.nfpa.org/codes-and-standards/all-codes-and-stand...

RELATED KNOWLEDGE

🌿 jurisdiction

Melbourne, Australia — Building Code Guide

Melbourne building standards and development standards

🧱 Material

Pervious Concrete (Permeable Pavement)

Material specification and application for pervious concrete (permeable pavement).

👷 Trade

Waterproofer

Applies waterproofing and dampproofing systems to foundations, below-grade walls, plazas, tunnels, and water features. Methods: sheet membrane, fluid-applied, cementitious, bentonite clay, crystalline. Critical for below-grade integrity.

🧱 Material

Laminated Strand Lumber (LSL)

Engineered wood product for structural and connection applications

🏗️ Building Type

Cold Storage / Refrigerated Warehouse

Temperature-controlled warehouse for food, pharmaceutical, and chemical storage. Design temperatures from 35°F (cooler) to -20°F (freezer). Specialized insulation, vapor barriers, heated floors (prevent frost heave), and refrigeration systems.

🧱 Material

Pressure-Treated Lumber Stud Grade Lumber

Stud Grade Pressure-Treated Lumber for framing and structural applications

← Back to Knowledge Garden