Building Strengthening Contractors Christchurch
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At Fitz Consulting, we are Christchurch’s leading building strengthening specialists, providing comprehensive seismic retrofit and structural strengthening solutions. With extensive experience dating back to the post-2010/2011 earthquake period, our team delivers NBS-compliant building strengthening services that maximize your property’s safety, value, and lifespan.
Building Strengthening

Seismic Assessments
From Initial Evaluation Procedures (IEP) to Detailed Seismic Assessments (DSA), we provide accurate NBS ratings and tailored strengthening recommendations for your Christchurch building.

Earthquake-Prone Building Compliance
Our team specializes in bringing earthquake-prone buildings up to code, helping you meet Christchurch City Council requirements and compliance deadlines.

Commercial Seismic Retrofitting
From office buildings to retail spaces, our Christchurch strengthening experts deliver comprehensive retrofit solutions that minimize business disruption.

Industrial Building Strengthening
Specialized structural engineering for factories, warehouses, and industrial facilities throughout Christchurch and Canterbury.
building compliance

NBS Compliance Christchurch
Expert services to help your building achieve required New Building Standard percentages, whether targeting the minimum 34% NBS or the preferred 67% NBS threshold.

Seismic Bracing
Code-compliant seismic bracing installation for buildings, non-structural elements, and equipment throughout Christchurch.

Foundation Strengthening
Comprehensive foundation assessment and strengthening services tailored to Christchurch's unique geological conditions.

Structural Engineering Consultations
Professional advice on building strengthening options from qualified structural engineers with extensive Christchurch earthquake experience.
Why choose Us?
Engineering Excellence
Scientific approach to accurate NBS assessments
Minimal Disruption
Strategies to maintain business operations during strengthening
Cost-Effectiveness
Value-engineered solutions that meet compliance without excessive costs
Local Expertise
Deep understanding of Christchurch's seismic conditions and council requirements
FAQs
Fitz Consulting maintains up-to-date knowledge of New Zealand’s national system for managing earthquake-prone buildings. For Christchurch buildings identified as earthquake-prone, owners must complete seismic strengthening work within specific timeframes – 7.5 years for priority buildings and 15 years for other buildings from the date of the EPB notice. Our team provides expert guidance navigating the Earthquake-Prone Building Register and Christchurch City Council requirements, helping you understand your obligations and develop cost-effective compliance strategies.
For building strengthening in Christchurch’s occupied commercial buildings, we implement a carefully orchestrated approach to minimize business disruption:
- Detailed pre-strengthening planning with clear timelines and milestones
- Phased strengthening schedules that allow continued business operations
- After-hours work scheduling for particularly disruptive strengthening phases
- Sectional strengthening approaches that allow partial occupation where possible
- Temporary structural solutions that maintain safety during the strengthening process
- Regular progress updates and transparent communication about timeline changes
- Coordinated deliveries and waste removal to minimize impact on operations
- Established relationships with local Christchurch authorities to expedite permits and inspections
The NBS (New Building Standard) rating is determined through detailed structural assessment considering factors such as the building’s construction materials, structural design, age, location, and local seismic hazard levels. Our comprehensive approach includes:
- Initial Evaluation Procedures to identify potential weaknesses
- Detailed Seismic Assessments using advanced engineering analysis
- Identification of critical structural elements affecting the NBS rating
- Strategic strengthening designs that target key weaknesses to maximize NBS improvement
- Cost-benefit analysis of various strengthening options to achieve desired NBS levels
- Post-strengthening verification to confirm the new NBS rating
As structural engineering experts, we specialize in designing efficient strengthening solutions that achieve the required NBS improvement with minimal structural intervention, helping Christchurch building owners meet compliance requirements cost-effectively.