RICS Chartered Surveyors in Manchester

1. 9-Inch Solid Brickwork & Inappropriate Cement Pointing

Pre-1919 Manchester terraces were constructed with 9-inch solid brick masonry bonded with lime mortar. When previous owners replace flexible lime with impermeable Portland cement or install non-breathable external coatings, internal moisture becomes trapped, accelerating brick spalling and severe rising/penetrating damp.

2. Un-Supported Chimney Breast Removals

During late 20th-century renovations, ground-floor chimney breasts were frequently removed to expand living rooms without installing structural steel beams (RSJs). The heavy masonry above often remains precariously supported on rotting timber lintels or corroded gallows brackets, creating major structural hazards along party walls.

3. Sub-Floor Ventilation Failure & Joist Rot

Raised garden beds, tarmac driveways, and retrospective extensions frequently block low-level cast-iron air bricks. In Manchester’s high-precipitation climate, stagnant moisture in the sub-floor void rapidly triggers wet rot (Coniophora puteana) and fungal decay in suspended timber joists.

4. Roof Sickness & Welsh Slate Nail Fatigue

Many original Welsh slate roofs across South and North Manchester suffer from nail sickness—where original iron fixings oxidize and shear off after 100+ years of exposure. If individual slates are held by lead clips (tingles), the roof covering is nearing the end of its serviceable lifespan.