Pre-Fabricated Housing Complex for
PRE-FABRICATED HOUSING COMPLEX|CASE STUDY — IOCL

Pre-Fabricated Housing Complex for IOCL

INDIAN OIL CORPORATION LIMITED · PANIPAT, HARYANA · 400 MT STEEL STRUCTURE

Kaizen Smartbuild designed and built a prefabricated residential housing complex for Indian Oil Corporation Limited (IOCL) at its Panipat, Haryana refinery facility. The project used 400 metric tons of structural steel, with tubular steel columns and joists forming the primary framework, along with steel-fabricated staircases and lift columns for vertical circulation. IOCL is one of India's largest government PSU companies and is ranked in the Fortune Global 500, making this project a defining credential for Kaizen Smartbuild's government sector capability and PSU procurement compliance.

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CLIENT

IOCL

LOCATION

Panipat, Haryana

STEEL STRUCTURE

400 MT

SECTOR

Petroleum / PSU

QUICK ANSWER
IOCL

Kaizen Smartbuild designed and built a prefabricated residential housing complex for Indian Oil Corporation Limited (IOCL) at its Panipat, Haryana refinery facility. The project used 400 metric tons of structural steel, with tubular steel columns and joists forming the primary framework, along with steel-fabricated staircases and lift columns for vertical circulation. IOCL is one of India's largest government PSU companies and is ranked in the Fortune Global 500, making this project a defining credential for Kaizen Smartbuild's government sector capability and PSU procurement compliance.

KEY STATISTICS
DATA SHEET / IOCL
0MT

STRUCTURAL STEEL USED

Fortune 500

IOCL GLOBAL RANKING

Tubular

COLUMN & JOIST SYSTEM

PSU

GOVERNMENT SECTOR CREDENTIAL

Panipat

HARYANA REFINERY

ABOUT THE CLIENT
SEC. 01 / CLIENT

IOCL — Indian Oil Corporation Limited

Indian Oil Corporation Limited (IOCL) is India's largest commercial enterprise and one of the country's most significant government-owned petroleum companies. IOCL is consistently ranked in the Fortune Global 500, reflecting its scale, complexity, and national importance across refining, pipelines, marketing, R&D, and petrochemicals.

IOCL Panipat Refinery Complex

IOCL • PANIPAT REFINERY AND PETROCHEMICALS COMPLEX, HARYANA

IOCL operates India's largest refinery complex at Panipat, Haryana — the Panipat Refinery and Petrochemicals Complex (PRPC) — which includes a refinery with a processing capacity of 15 MMTPA (Million Metric Tonnes Per Annum), along with one of Asia's largest naphtha cracker units. The complex employs thousands of permanent and contract employees, all of whom require residential accommodation within or adjacent to the facility.

PSU (Public Sector Undertaking) procurement processes are among the most rigorous in India, with mandatory quality documentation, third-party inspection requirements, defined specifications, and formal approval processes at every project stage. Kaizen Smartbuild's successful delivery for IOCL demonstrates full compliance with these PSU procurement standards.

SCOPE OF WORKS

Design & detailing
Fabrication
Erection
400 MT structural steel
Tubular columns & joists
Steel staircases
Lift columns
Residential housing complex
PROJECT AT A GLANCE

Pre-Fabricated Housing Complex — IOCL Panipat, Haryana

Kaizen Smartbuild delivered a turnkey pre-fabricated residential housing complex for Indian Oil Corporation Limited (IOCL) at the Panipat Refinery & Petrochemicals Complex, Haryana — using 400 metric tons of structural steel with tubular columns, joists, steel-fabricated staircases, and integrated lift columns.

01

Client

Indian Oil Corporation Limited (IOCL)

02

Client type

Government PSU — Fortune Global 500 company

03

Project type

Pre-fabricated residential housing complex

04

Purpose

Staff residential accommodation — IOCL Panipat facility

05

Location

Panipat Refinery & Petrochemicals Complex, Panipat, Haryana

06

Structural steel used

400 metric tons

07

Column system

Tubular steel columns — square hollow sections (SHS) or circular hollow sections (CHS)

08

Joist system

Tubular steel joists — floor framing for multi-storey residential structure

09

Vertical circulation

Steel-fabricated staircases + lift columns integrated into structural frame

10

Project type

Turnkey pre-fabricated steel structure — design, fabricate, install

11

Delivered by

Kaizen Smartbuild — Sonipat, Haryana

12

Significance

PSU sector credential — government procurement compliance demonstrated

STRUCTURAL ENGINEERING & TECHNICAL SPECIFICATIONS

Engineering detail — four key structural elements

The IOCL Panipat housing complex demonstrates Kaizen Smartbuild's full prefabricated structural capability — from heavy-tonnage steel fabrication to residential-grade column systems, floor joists, staircases, and lift shafts.

01

400 MT Steel

400 metric tons of structural steel

Specifications

  • The housing complex required 400 MT of fabricated structural steel — a substantial project by any measure, requiring precise production scheduling and quality management across the full tonnage.
  • Kaizen's Sonipat plant with 24,000 MT annual capacity was well-positioned to handle this volume within the required programme.
  • Total structural steel: 400 metric tons
  • Steel grade: IS 2062 — structural steel for general construction
  • Fabrication: Kaizen's Sonipat plant — factory-controlled quality
  • Surface protection: Epoxy primer + intermediate coat + topcoat
  • QC documentation: Material test certificates + dimensional inspection records
02

Column & Joist

Tubular steel column & joist system

Specifications

  • The structural framework uses tubular steel sections — square hollow sections (SHS) or circular hollow sections (CHS) — for both the vertical columns and the horizontal floor joist system.
  • Tubular steel provides superior strength-to-weight ratio compared to universal columns, with consistent section properties in all directions and an aesthetically cleaner finish for residential applications.
  • Column type: Square or circular hollow sections (SHS/CHS)
  • Column advantage: Equal strength in all axes — ideal for residential structures
  • Joist type: Tubular steel floor joists — efficient span-to-depth ratio
  • Connection system: Bolted connections — no on-site welding required
  • Finish: Factory-prepared for painting/galvanising
03

Staircases

Steel staircases with lift columns

Specifications

  • All vertical circulation — staircases and lift shafts — was fabricated in steel as an integral part of the pre-fabricated building system.
  • Steel staircases offer consistent quality, faster installation than in-situ concrete, and flexibility for adjustment at site if required.
  • Staircase type: Pre-fabricated steel staircases — dog-leg or straight configuration
  • Stringer: Mild steel channel or plate stringers
  • Treads: Chequered plate — anti-slip surface
  • Handrails: Mild steel tubular handrail with balusters
  • Lift columns: Structural steel lift shaft frame — co-ordinated with lift manufacturer
04

Prefab Housing

Pre-fabricated housing — why steel over conventional?

Specifications

  • IOCL selected pre-fabricated steel construction for this housing complex for specific reasons — speed, quality consistency, and programme certainty.
  • At a refinery complex where operational continuity is paramount, construction activity must be minimised, controlled, and completed quickly.
  • Speed: 40-60% faster erection vs in-situ concrete construction
  • Quality: Factory-fabricated components — consistent dimensional accuracy
  • Site disruption: Minimal — no curing time, reduced wet trades
  • Safety: Fewer open excavations, less material storage on site
  • Future modification: Steel structures can be extended or adapted without demolition
PROJECT LOCATION — IOCL PANIPAT REFINERY COMPLEX

IOCL Panipat — India's largest integrated refinery complex

The IOCL Panipat Refinery and Petrochemicals Complex (PRPC) at Panipat, Haryana, is one of India's most significant industrial facilities — combining one of the country's largest refineries with Asia's largest naphtha cracker unit.

IOCL Panipat — facility facts

FACILITY FACTS

  • Refinery capacity: 15 MMTPA (Million Metric Tonnes Per Annum)
  • Includes Asia's largest naphtha cracker unit
  • One of India's largest petrochemical complexes
  • Employs thousands of permanent and contract staff
  • Staff require on-campus residential accommodation
  • Location: Panipat district, Haryana — NH44 national highway corridor

Kaizen's logistics advantage

LOGISTICS ADVANTAGE

  • Sonipat plant is 65 km from Panipat — a 45-minute drive via NH44
  • NH44 (Delhi–Ambala) connects Sonipat directly to Panipat
  • Senior engineering oversight is feasible through same-day visits
  • Material dispatch reaches the site within 2–4 hours from the factory
  • Delhi NCR supplier network supports IOCL material specifications
  • Kaizen's existing Haryana client base supports a local sub-contractor network
EXPERTISE IN PRE-FABRICATED CONSTRUCTION
SEC. 04 / EXPERTISE

What makes Kaizen Smartbuild the right partner

Delivering high-quality pre-fabricated housing solutions for government and PSU sector projects.

CODE / EXPERTISEAPPLICATION
EXPERTISE 01GOVERNMENT SECTOR | PSU COMPLIANCE

PSU compliance capability

Kaizen has successfully delivered to IOCL's government procurement quality and documentation requirements.

EXPERTISE 02SONIPAT PLANT | FABRICATION CAPACITY

400 MT fabrication capacity

Kaizen's Sonipat plant with 24,000 MT annual capacity handled this tonnage within programme without compromising quality.

EXPERTISE 03MULTI-STOREY HOUSING | RESIDENTIAL PEB

Residential-grade pre-fabricated structures

The IOCL project demonstrates capability beyond industrial sheds to multi-storey residential buildings with staircases, lift columns, and living accommodation.

EXPERTISE 04STRUCTURAL SYSTEM | SHS / CHS TUBULAR

Tubular steel structural system

Column and joist systems using hollow sections provide efficient, aesthetic, and structurally sound residential buildings that outperform conventional block construction for this application.

EXPERTISE 05ACTIVE REFINERY SITE | OISD COMPLIANCE

Safety-first site execution

Operations within an active refinery complex require strict OISD and permit-to-work compliance; Kaizen's teams are trained and equipped for precisely these conditions.

EXPERTISE 06ISO 9001:2015 | QUALITY MANAGEMENT

Documentation integrity

ISO 9001:2015 quality management ensures material traceability, inspection records, and as-built documentation to PSU standard at every stage.

PSU compliance capability
EXPERTISE 01
PLATE 01 / 06

PSU compliance capability

GOVERNMENT SECTOR • PSU COMPLIANCE

Kaizen has successfully delivered to IOCL's government procurement quality and documentation requirements.

PSUIOCLPROCUREMENT
KEY TAKEAWAYS
SEC. 05 / TAKEAWAYS — INDEX 01

What this project proves

Government PSU capability demonstrated through the IOCL Panipat pre-fabricated housing project.

01

Kaizen Smartbuild designed and built a pre-fabricated residential housing complex for IOCL (Indian Oil Corporation Limited) — a Fortune Global 500 government PSU — at Panipat, Haryana.

02

The project used 400 metric tons of structural steel — demonstrating Kaizen's heavy-tonnage fabrication capability alongside smaller residential-scale projects.

03

Tubular steel columns (SHS/CHS) and joists were used for the structural framework — with steel-fabricated staircases and lift columns for all vertical circulation.

04

This is Kaizen Smartbuild's defining Government/PSU sector credential — demonstrating full compliance with PSU procurement requirements, documentation standards, and safety protocols.

05

IOCL's Panipat complex is 65 km from Kaizen's Sonipat plant — enabling efficient project management, same-day senior oversight visits, and rapid material dispatch.

06

Pre-fabricated steel construction at IOCL Panipat was chosen for its speed (40-60% faster than in-situ concrete), quality consistency, and minimal site disruption within an operational refinery environment.

PSU SECTOR CAPABILITY — WHAT THIS PROJECT ESTABLISHES

What delivering for IOCL means — for Kaizen Smartbuild

Government PSU projects are the most demanding in India's construction sector — combining the highest documentation requirements, strictest quality oversight, and tightest safety standards. Successful delivery for IOCL positions Kaizen for all government infrastructure and PSU sector work.

01

Document-intensive procurement

PSU procurement requires formal quotation documents, material test certificates, third-party inspection reports, quality control (QC) protocols, and as-built documentation in prescribed formats. Kaizen Smartbuild's ISO 9001:2015 quality management system ensures that all documentation meets PSU requirements at every project stage.

02

Safety-first site management

Government refinery complexes operate under strict safety regulations, including OISD (Oil Industry Safety Directorate) standards, permit-to-work systems, site induction requirements, and PPE mandates. Kaizen Smartbuild's site erection teams are trained to operate within these safety frameworks without exception.

03

Third-party inspection compliance

All structural steel for PSU projects typically requires mandatory third-party inspection, either by RITES, EIL, or client-appointed inspectors, during the fabrication stage before dispatch to site. Kaizen Smartbuild has successfully passed third-party inspections for government sector projects, including this IOCL engagement.

04

Programme certainty

PSU clients operate on fixed budget cycles and annual capital expenditure programmes. Late delivery is not an option, and the prefabricated approach chosen by IOCL reflects this requirement. Kaizen Smartbuild's factory-first production model provides the programme predictability that PSU clients demand.

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