Postech Hamilton Knowledge Base

Screw Pile & Foundation Blog

Practical advice on screw piles, foundations, decks, underpinning, and building on solid ground across Hamilton and surrounding communities.

What Excavation Work Actually Involves in Hamilton

Postech Hamilton Screw Piles

Published on: 26/10/2026

Discover what site excavation in Hamilton actually involves, from soil assessments to site restoration, and how to plan for foundation work.

Replacing Heaved Deck Footings with Screw Piles in Hamilton

Postech Hamilton Screw Piles

Published on: 26/10/2026

Heaved or sinking deck footings in Hamilton? See the signs, how screw piles replace failed concrete with the deck in place, and which permits apply.

Do You Need a Permit for a Deck in Hamilton? 2026 Rules

Postech Hamilton Screw Piles

Published on: 23/10/2026

Do you need a permit for a deck in Hamilton? The City's real thresholds for attached, detached and covered decks, plus drawings and footing inspection.

Screw Piles vs Sonotubes: Ontario Deck Footing Guide

Postech Hamilton Screw Piles

Published on: 20/10/2026

Screw piles vs sonotubes for Ontario decks: frost depth rules, who engineers and certifies the footing, install steps, cost drivers and when concrete wins.