Codes & Standards · Seismic & Wind Load Analysis

Seismic & Wind Load Analysis Codes & Standards Explained

If you are scoping a project that needs seismic & wind load analysis, the difference between a smooth package and weeks of RFIs usually comes down to how the work is planned, which codes are applied and who checks the output. This guide walks through exactly that — written by engineers who deliver seismic & wind load analysis every week.

Key takeaways3 min read4 sections

The short version

  1. 1The standards that govern seismic & wind load analysisSeismic & Wind Load Analysis is governed by AISC 360, ASCE 7, EN 1993, IS 800, ACI 318.
  2. 2How code compliance is demonstratedCompliance is shown through documentation, not assertion. Your package should include:
  3. 3Common compliance mistakesThe most frequent compliance failures we see in seismic & wind load analysis are edition drift (working to a superseded code edition), mixing code systems mid-package, and missing project-specific overlays.
  4. 4Working across multiple jurisdictionsGlobal projects often need one package that satisfies several jurisdictions.
  5. 5The bottom lineName the edition, not just the code family — AISC 360 compliance is demonstrated through a documented design basis, calculations and a checker's sign-off.

Quick answer

Seismic & Wind Load Analysis covers evaluating structures for site-specific seismic and wind actions per local codes. Done properly, it follows AISC 360, ASCE 7, EN 1993 and produces analysis model & load combinations that a fabricator or reviewer can use without rework. Structural Engineering Services delivers seismic & wind load analysis to clients in 40+ countries with a senior-engineer review on every package.

The standards that govern seismic & wind load analysis

Seismic & Wind Load Analysis is governed by AISC 360, ASCE 7, EN 1993, IS 800, ACI 318. Which one leads depends on the project location and the owner's specification — a US refinery package and a European commercial building may need the same discipline executed to entirely different rules.

Beyond the headline code, most projects layer client specifications on top: operator standards (Shell DEPs, Saudi Aramco SAES, ADNOC), fabricator preferences and local authority requirements. A good seismic & wind load analysis partner maps all of them into a compliance matrix at kick-off.

How code compliance is demonstrated

Compliance is shown through documentation, not assertion. Your package should include:

  • Design basis / basis-of-design note referencing the governing code and edition.
  • Calculation reports with load combinations and acceptance criteria.
  • Drawings flagged with the applicable code and material grades.
  • A documented checker's review with sign-off.
  • Revision-controlled transmittals so the latest code-compliant issue is unambiguous.

Common compliance mistakes

The most frequent compliance failures we see in seismic & wind load analysis are edition drift (working to a superseded code edition), mixing code systems mid-package, and missing project-specific overlays. Each is avoidable with a kick-off compliance matrix and a senior review gate.

Working across multiple jurisdictions

Global projects often need one package that satisfies several jurisdictions. We deliver seismic & wind load analysis to AISC 360 and ASCE 7 routinely and maintain checklists for each, so multi-code packages are reviewed against every governing standard, not just the primary one.

Seismic & Wind Load Analysis — codes & standards

Seismic & Wind Load Analysis Codes & Standards Explained: FAQ

Which code applies to seismic & wind load analysis?

Seismic & Wind Load Analysis covers evaluating structures for site-specific seismic and wind actions per local codes. Done properly, it follows AISC 360, ASCE 7, EN 1993 and produces analysis model & load combinations that a fabricator or reviewer can use without rework. Structural Engineering Services delivers seismic & wind load analysis to clients in 40+ countries with a senior-engineer review on every package.

Which software is used for seismic & wind load analysis?

We deliver on licensed STAAD.Pro, RAM Connection, Foundation Advanced and issue native files plus PDF, DWG and IFC on request.

Which standards do you follow for seismic & wind load analysis?

We work to AISC 360, ASCE 7, EN 1993, IS 800, ACI 318, plus client specifications such as Shell DEPs and major operator standards.

How long does a seismic & wind load analysis package take?

Small packages are typically delivered in 3–7 working days; larger scopes are split into phased submissions agreed at kick-off.

How do I get a quote for seismic & wind load analysis?

Send your drawings or scope through our quote form — a senior engineer reviews them and returns a fixed-price proposal within 24 hours, free and without obligation.

Code by code

The standards behind a seismic & wind load analysis package

Each standard below governs a different slice of the scope. A compliant package names the edition of every one that applies and carries the evidence in the transmittal.

Multi-jurisdiction projects need the package reviewed against every governing standard — not only the primary one named in the contract.

  1. AISC 360United States

    Governs member sizing, stability and bolted or welded connection strength for structural steel.

    Evidence: design calculations showing load combinations, interaction ratios and connection capacity checks.

  2. ASCE 7United States

    Governs derivation of wind, seismic, snow and live loads and the combinations they are applied in.

    Evidence: a load summary listing site parameters, exposure category and the governing combinations.

  3. EN 1993Europe & UK

    Governs limit-state steel design under the Eurocode partial-factor method, including National Annex values.

    Evidence: a calculation report naming the National Annex and the partial factors adopted.

  4. IS 800India

    Governs limit-state design of steel structures for Indian-jurisdiction projects.

    Evidence: member and connection design sheets referencing the relevant clause numbers.

  5. ACI 318United States

    Governs concrete foundations, pedestals, anchorage and reinforcement detailing.

    Evidence: foundation design calculations with anchorage checks and a rebar schedule.

Work through this

The seismic & wind load analysis checklist

Fifteen points, in the order you will need them — from assembling the enquiry to signing off the final transmittal. Tick them here, or copy them into your own project procedure.

15 checks
01

Before you send the enquiry

Everything a supplier needs in order to price accurately.

02

Proving compliance

Compliance is documented, never asserted.

03

Before you accept the package

Fifteen minutes here saves a fabrication hold.

About this guide

How we know this

Written from delivered work
The guidance here comes from live seismic & wind load analysis packages produced on licensed STAAD.Pro, RAM Connection, Foundation Advanced — not from a content brief.
Checked against the governing codes
Every technical statement is cross-read against AISC 360, ASCE 7, EN 1993, IS 800, ACI 318 and the operator specifications our teams work to daily.
Reviewed through the same checker gate
A senior engineer who signs off seismic & wind load analysis deliverables reviewed this article, using the independent-check process every client package passes through.
Revised when the standards move
Articles are re-read and re-stamped whenever a governing code edition, software release or client specification changes materially.

2009

Engineering since

1,200+

Projects delivered

40+

Countries served

60+

In-house engineers

Reviewed by

Structural Analysis & Design practice

Senior engineer, SES structural analysis & design team

Last reviewed
17 March 2026
Review gate
Independent checker

Working toolset

STAAD.ProRAM ConnectionFoundation Advanced

Next step

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Read next: What Is Seismic & Wind Load Analysis? A Complete Guide

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