Factory Construction: A Guide from Planning to Handover

Es Global Anahtar Teslim Fabrika İnşaatı – görsel 3

In factory construction, speed, sound engineering and budget control decide the outcome together. Production-line layout, machine loads, material flow and future growth are inputs to the building design. DEA Yapı manages factory construction from site preparation to turnkey handover.

In short

  • Factory construction runs through survey, foundations, structure, roof and cladding, flooring and handover.
  • Ground, structural system and delayed decisions drive schedule and cost the most.
  • Do not fix column spacing and floor choices before the line layout is settled.
  • Under turnkey delivery, schedule and budget are managed under one contract and one counterpart.

The factory construction process

  1. Survey and preliminary design: plot, ground conditions, production flow and budget framework are reviewed.
  2. Excavation and foundations: ground improvement, piles or wide foundations depending on the soil survey.
  3. Structure, roof and cladding: reinforced concrete, precast or steel, according to the chosen system.
  4. Industrial flooring and ancillary buildings: production floor, offices, social areas and site works.
  5. Testing, acceptance and handover: systems are checked and the plant is handed over ready to operate.

From line layout to building design

A good factory comes from designing the building around the flow, not adapting the flow to the building. If inbound, processing, assembly, packing and dispatch follow a straight flow, both internal traffic and column layout become simpler. Column spacing should follow line length and machine size; a modular system that can be extended lowers future expansion cost.

What is done during the survey

The success of a factory project depends on the right data collected in the first weeks. During the survey the plot topography, existing utility lines, access roads and neighboring parcels are examined; the foundation solution is set from the soil survey. The production flow is reviewed with the manufacturer and the needs that will shape the building envelope are made clear.

Survey and preliminary design checklist

  • ✓Plot boundaries, zoning and building conditions confirmed
  • ✓Soil survey report and foundation recommendation
  • ✓Production flow, machine list and heavy-load points
  • ✓Power, water, gas and wastewater connection values
  • ✓Target capacity, expansion scenario and site plan
  • ✓Handover date, budget framework and payment plan

Industrial flooring: the quiet critical item

The floor must carry machine loads, forklift traffic and chemical and wear effects. If joint layout, hardener and sub-base preparation are not done right, cracks and flatness problems affect production directly, so the floor is addressed in the first days of the project.

Critical design decisions

  • Floor capacity and flatness: machine and forklift loads decide.
  • Column spans and clear height: they affect line layout and expansion.
  • Roof and daylighting: rooflights reduce energy use.
  • Utility lines: power, compressed air, water and wastewater must be planned early.
  • Fire safety: compartments and suppression designed to regulations.

Energy efficiency and comfort

  • Daylight through rooflights and facade openings
  • Insulated roof and cladding systems
  • Building form that lowers ventilation and heating loads
  • Offices, canteen and social areas for staff

Cost drivers and handover

Ground conditions, built area and height, structural system, process requirements and location are the main drivers; see factory construction cost and process. Handover is not only the end of the building but system testing, document handover and operations readiness; fixing handover criteria in the contract removes uncertainty. To choose a structure, read precast or reinforced concrete?

Site management: keeping the process visible

In a turnkey project, the owner’s confidence depends on transparent execution. For this reason regular progress reporting, progress-payment tracking and quality meetings are held on site. Material approvals, sampling and test results are recorded; change requests are priced in writing and approved before execution.

Why it matters

The biggest enemy of factory schedules is unclear scope and late decisions. Writing decision points (material selection, floor type, cladding system) into the schedule from the start removes waiting time on site.

Cladding and roof options

The factory envelope affects everything from energy performance to appearance. Choice depends on insulation needs, fire requirements, ease of maintenance and budget:

Sandwich panel

Quick to install and insulating; common in production and warehouse buildings.

Precast cladding panel

Durable and easy to maintain; preferred for corporate appearance and fire resistance.

Glass and aluminium facade

Provides daylight and corporate image in offices and administrative sections.

Roof systems

Trapezoidal, sandwich panel or membrane systems; considered together with rooflights and drainage details.

Common factory problems and precautions

ProblemLikely causePrecaution
Floor cracks and loss of flatnessInadequate sub-base, wrong joint planGround improvement per survey, correct joint spacing, strict curing control
Roof leaksMissing joint and drainage detailsDetail design and water tests during works
Column grid not suiting line layoutProduction flow settled lateFix machine layout in preliminary design
Schedule slippageDelayed permits or material decisionsWrite decision points into the schedule, order critical materials early

Safety and environmental topics

Factory construction is not only completing a structure; the safety and environmental requirements of the operating phase are reflected in the design. Fire compartments and escape routes, emergency lighting, stormwater and process wastewater management, and noise and dust control should be included. Permits vary with the type of facility and its region; rely on the competent authorities and zone management for current requirements.

Our factory references

On the Es Global project we completed an integrated food production plant with 50,000 m² of built area on a 65,000 m² site, with production lines, storage and administrative buildings in one complex. The Bekaert Çorlu textile facility, Rekor Rubber Eskişehir and Hyundai Mobis Alikahya are further factory references.

Frequently asked questions

How many months does factory construction take?
It varies with built area, structural system, weather and permits; a schedule tied to the contract is set after the survey.
Should precast be preferred?
Precast is advantageous for fast delivery and repeated modules; heavy process loads may need reinforced concrete or hybrid solutions.
Can a new building be added to an existing factory?
Yes; extension works are planned so that production is not interrupted.
Which documents are needed for factory construction?

It depends on facility type and region; generally zoning status, project approval, building permit and permits from relevant authorities. Check the current list with the zone management and competent authorities.

How is the contract structured?

In turnkey delivery, scope, technical specification, handover date, progress payment plan and change management are defined in one contract.

Is there a warranty after handover?

Warranty terms are set in the contract; test and acceptance records are drawn up at handover.

Examples of factories and production facilities we completed on a turnkey basis:

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