Concrete Protection & Rehabilitation

SPEC offers a complete concrete protection, waterproofing and rehabilitation service.

Services include:

1. Concrete protection against water and chloride penetration, carbonation and chemical attack and is applied to the following areas:

• Sewer pump stations, sumps and pipes
  
• Chemical spillage containment
• Floors
• Reinforcing cover
• Damaged structures

2. Rehabilitation of damaged concrete includes:

• Repairs to spalling and cracking due to corrosion of the reinforcement
• External reinforcing by means of steel plates and carbon fiber strips
• Drilling and grouting of reinforcement bars and post tensioning bars
• Crack injection and sealing
• Polymer and epoxy repair mortars
• Migrating corrosion inhibitor
  

Control Testing Undertaken:

• Rebar detection 
• Slump testing
• Substrate dryness
  
• MPa testing
  

Churchill dam concrete repairs

Concrete repairs - after1

concrete repairs - after2

Concrete repairs- before

Reinforced steel protection

concrete spalling repair

• Concrete Protection & Rehabilitation
• Abrasive Blasting
• Coatings & Linings
• Mechanical Maintenance & Rehabilitation
• Construction of Civil Structures
• Building and Renovations
  
• Refurbishment of Raw Water Supply Systems
• Water Treatment Works

• Wastewater Treatment Works
  

• Demolition Work
• Waterproofing
• Borehole Implementation & Reticulation
• Pipe Wrapping
• Masts & Elevated Structures
• Asbestos Removal