Concrete and steel frame construction

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One New Street Square
Structure

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Introduction
• Richard Wheeler – Resident Engineer
• Client Monitoring Team member
• Contract meets Employer’s Requirements

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Construction
• Concrete box for substructure
• Watertight with vapour membrane to provide
Grade Two and above standard
• Concrete core and shear walls providing
stability.
• Steel frame providing office space from First
to 13th floor level
• Concrete on profiled metal decking above
ground level
• Intumescent paint for fire protection

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Accuracy
• Core verticality within 25mm
• Steel frame tolerances “half National
Standard”
• Permitted deviations set out in Tolerances
and Deflections Document

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Quality
• The Referral Culture – if we have a problem we
ask the people we know
• Skanska, Severfield (UK) Ltd and Waterman
• ISO 9001 certification and auditing
• Regular on site and off site inspections
• Daily dialogue with suppliers and subcontractors
• Taking ownership as a project team

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Practice
• As-built records - EDM (Electronic Distance
Measurement)
• Concrete material sampling and testing
• Quality Control - Mill certificates
• Quality Assurance - Welding procedures

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3D views
• Overall Structure
• 1st Floor
• Basement

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