Seismic Retrofitting of Buildings

Earthquake resistance upgrade for older buildings

Governing CodesIS 1893, IS 13920, IS 15988
Intervention ScopeWalls, bracing, FRP
Key Deliverables8 Checkpoints
Engineering TeamIAHE / Chartered Structural Engineers

Rehabilitation Purpose

To upgrade the seismic resistance of existing and older buildings to current code levels — through evaluation and retrofit measures that reduce earthquake risk.

Detailed Engineering Deliverables

8 Checkpoints
Seismic evaluation (IS 15988)
Pushover & vulnerability analysis
Shear wall addition
Bracing & jacketing
FRP seismic strengthening
Base isolation / dampers advisory
Detailing for ductility
Retrofit drawings

Execution & Retrofit Sequence

Seismic evaluation per IS 15988 → vulnerability analysis → retrofit scheme → analysis & design (IS 1893/13920) → detailing → retrofit drawings & report.

Design Dossier & Output Checklist

Seismic evaluation report
Vulnerability analysis
Retrofit design & calculations
Retrofit detail drawings
Material specifications
Design certification

Technical Specifications

StandardsIS 1893, IS 13920, IS 15988
AnalysisLinear & pushover
MethodsWalls, bracing, FRP
TeamSeismic retrofit engineers
OutputSeismic retrofit design

Who Needs This Service

  • Pre-code older buildings
  • Schools & hospitals (lifeline)
  • High-occupancy buildings
  • Seismic zones III–V
  • Government retrofit programmes
  • Heritage & public buildings
STRUCTURAL REHAB DESK

Have an Asset in Distress?

Our MoRTH/IAHE certified rehabilitation specialists diagnose, engineer and supervise complex structural strengthening across India.

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Direct Hotline
+91 81144 28016
Engineering Desk
info@namotech.in
Testing Accreditation
NABL Cert. TC-7290