Principal & Lead Structural Engineer

Ali Mahasin — Principal and Lead Structural Engineer

10 Years/USA/Canada/Bangladesh

Specialist in finite element analysis, complex non-building structures, high-rise buildings, refinery heaters, data centers, and industrial facilities. Ali Structures Ltd.

Portrait of Ali Mahasin
Ali Structures Ltd.
10+Years Experience
192ftTallest Heater
100+Deck Projects
3Countries
01 —
Core Competencies

Areas of Expertise

From 200 ft refinery heaters to hundreds of anchored pipe racks — analysis, design and connection engineering across steel, concrete, wood and FRP.

Close-up of a riveted red steel beam connection
Fig. — Riveted steel connection detail

Industrial Steel Structures

Design and analysis of refinery heaters up to 200ft, stacks, and process industry structures. Thermal analysis for temperatures up to 800°F.

  • SAP2000
  • AISC 360
  • ASCE 7
  • PIP

Buildings & Modular Structures

High-rise RCC up to 24 storeys, steel modular buildings, data centers, warehouses, and site-agnostic prefabricated structures across the US.

  • ETABS
  • RISA 3D
  • IBC
  • BNBC 2020

MEP & Non-Structural

Pipe racks, cable tray supports, overhead grids for medical facilities, equipment skids, solar racking systems, and EV charger pad design.

  • PROFIS MSE
  • Unistrut
  • Hilti
  • Sikla

Connection & Anchor Design

Manual and software-based connection design for hundreds of steel buildings. Post-installed anchor design and verification using Hilti PROFIS Engineering.

  • IdeaStatiCa
  • RAM Connection
  • SDS/2
  • RISA Connection

Foundation & Geotechnical

Shallow and deep foundation design including mat, pile, strip, and combined footings. Geotechnical FEM with soil-structure interaction modeling.

  • CSI SAFE
  • PLAXIS
  • ACI
  • BNBC

FEM & Stress Analysis

Complex finite element modeling of structural components, lifting lug simulation, modal analysis for wind-induced vibration, and dynamic response.

  • RFEM
  • RSTAB
  • Inventor
  • ANSYS
02 —
Notable Engagements

Selected Projects

Finite element models from the portfolio, paired with the scope and governing codes for each engagement.

001Finite element models of refinery heaters and stacks
Industrial

Oil Refinery Heaters & Foundations

FEM analysis & design of 10+ refinery heaters (up to 192 ft). Thermal stress analysis at 800°F, modal analysis for wind-induced vibration, pile cap foundation design.

USAASCE 7-16 · AISC · PIP · ACI
002Structural model of a two-storey steel data center
Commercial

Data Center — 21,500 sq.ft Steel Structure

Site-agnostic structural design of a two-storey data center for a US tech giant, deployable at multiple US locations. Seismic anchor and slab-on-grade design.

USAASCE 7-16 · AISC 360 · IBC
003Shell finite element model of a prefabricated steel electrical house
Modular

Three-Storey Modular Electric Building (MEB)

Prefabricated modular steel building design with lifting analysis, lug design, seismic anchor design, and connection engineering for multi-site deployment.

USARISA 3D · IdeaStatiCa · AISC · AISI
004Truss model of an FRP pedestrian bridge
Specialty

FRP Fiberglass Pedestrian Bridges

Design of four FRP pedestrian bridges (30–100 ft spans). Modal analysis to avoid resonance from pedestrian loading. Connection and drawing review.

USAASCE 7 · FRP Manuals
005Lifting analysis models of a long heater coil being rotated to vertical
Industrial

Heater Coil Lifting & Installation Analysis

FEM modeling of 70 ft heater coils and jig framing. Lifting lug design, trolley beam design for coil insertion, and structural steel connection design.

USA · Apr–Sep 2023SAP2000 · AISC
006ETABS model of the 24-storey RCC high-rise building
High-Rise

24-Storey High-Rise RCC Building — 5 Basements

Full 3D modeling, analysis, design and detailing. Pile foundation with soil-structure interaction FEM modeling. Moghbazar, Dhaka.

BangladeshETABS · BNBC 2020 · ACI
007Model of a multi-storey steel RMG factory building
Assessment

DEA — RMG Factory Buildings (ACCORD / RSC Approved)

Detailed engineering assessments of multiple steel shed RMG factory buildings. Retrofitting design, connection checks, and code compliance reports.

BangladeshBNBC 2006 · ACCORD · RSC
008RFEM model of a 40 ft tall multi-level fabric storage rack
Industrial

Fabric Storage Rack — Cold-Formed Steel

40 ft tall multi-level fabric storage rack with omega-shaped cold-formed columns for M&J Group. Modeled and designed using Dlubal RFEM 6.

BangladeshRFEM 6 · BNBC 2020 · AISI
009Models of cable tray rack supports
Non-Structural

Extensive MEP Support Structures — Nationwide

Hundreds of pipe rack supports, cable tray racks, overhead grids, medical equipment supports, equipment skids, solar racking, and carport structures across USA & Canada.

USA · CanadaPROFIS · ASCE 7 · IBC · ACI · AISC
010Models of a wood-framed building
Residential

100+ Residential Deck Projects

Design and review of wood-framed residential decks across the USA. Framing, connection, anchorage, stability and foundation design for all seismic and wind zones.

USAASCE 7 · IBC · IRC · NDS

Models shown are representative figures from the structural design portfolio.

03 —
Site Visits

In the Field

Reinforcement checks, foundation works and inspections with colleagues — the part of the job that happens outside the model.

04 —
Technical Arsenal

Software Expertise

FEM Analysis

  • CSI SAP2000
  • CSI ETABS
  • RISA 3D
  • Dlubal RFEM 6
  • Dlubal RSTAB
  • STAAD.Pro
  • Autodesk Inventor
  • ANSYS

Connection & Anchor

  • IdeaStatiCa
  • RISA Connection
  • RAM Connection
  • SDS/2
  • Hilti PROFIS MSE
  • Hilti PROFIS Engineering

Foundation & Geotech

  • CSI SAFE
  • PLAXIS
  • Mathcad / Prime
  • Smath Studio

BIM & Drafting

  • Autodesk AutoCAD
  • Autodesk Revit
  • Autodesk Navisworks
05 —
Standards & Codes

Design Standards

  • ASCE 7-22
  • AISC 360-22
  • AISC 341
  • ACI 318-19
  • IBC 2021
  • IRC
  • NDS
  • AISI S100
  • PIP STC01015
  • ADM 2020
  • NBCC
  • BNBC 2020
  • BNBC 2006
  • AISC Design Guides
  • AWS D1.1
  • ASCE 41
  • SEI/ASCE 7
  • OSHA 1926
  • ASME BTH-1
  • ASME B30.20
  • AISI S100-16
  • ACI 350
  • Hilti TB
Aerial view of a steel building frame under erection
Fig. — Steel frame under erection
06 —
Professional Profile

Nearly a decade of precision engineering across three continents.

Ali Mahasin brings close to 10 years of hands-on and management experience in structural engineering, working with medium to moderately large projects spanning data centers, medical facilities, RMG industries, petrochemical plants, and water treatment facilities across the USA, Canada, and Bangladesh.

His expertise spans static and dynamic analysis of complex non-building structures, MEP support systems, heavy industrial heaters and furnaces, high-rise buildings, and deep foundation systems. He is proficient in finite element analysis and three-dimensional structural modeling, with a strong command of both American and Bangladeshi building codes.

Principal and Lead Structural Engineer at Ali Structures Ltd. since April 2022. Previously Structural Engineer at Engineering Alliance, Inc. (April 2016 – March 2022).

Education
B.Sc. Civil Engineering, KUET
Graduated
September 2015
Current Role
Principal & Lead Structural Engineer, Ali Structures Ltd.
Contact

Let's Build Something Great

Available for structural engineering projects, consultations, and collaborations.