Construction Site Organization Chart

Do you know the responsibilities and functions of the management team on a construction site?

In order to have internal organization in the construction sector, it is important to have a clear understanding of who participates in it and what their roles are, as well as the behavioral norms that allow the construction company to achieve its objectives efficiently.

What is a construction site organization chart?

The construction site organization chart functions in the same way as the organizational chart of any company, with the difference that it is particularly helpful for those involved in the management of construction projects.

This system of hierarchical and functional organization helps to understand the chain of command structure and coordinate the activities of the project that each member will undertake.

What positions exist on a construction site?

The most prominent positions on a construction site are:

  • Site Manager: assumes responsibility for achieving the project objectives. Typically, in small and medium-sized projects, the Site Manager also serves as the project director.
  • Production Manager: assists the Site Manager and is responsible for organizing activities to meet the various predetermined deadlines.
  • Technical Services Manager: handles studies, calculations, certifications, cost control, and quality and environmental management.
  • Administrative Services Manager: handles administrative procedures on the site, such as payments, contracts, payroll, permits, subcontracting, etc.

In addition to these main positions, there are:

  • General Site Supervisor.
  • Control and Quality Unit Manager.
  • Environmental Monitoring Manager.
  • Health and Safety Manager.
  • Survey Manager.
  • Subcontractors.
  • Self-employed workers.

Example of a construction project organization chart

You can download below an example of a construction project organization chart that shows the main individuals responsible and their functions within a construction project.

The following table indicates the main characteristics of each one:

Site Manager
Architect or Engineer
Production Manager
Architect or Engineer
Quality Control Unit Manager
Quality Control Technician
Environmental Monitoring Manager
Environmental Monitoring Technician
Health and Safety Manager
Occupational Health and Safety Technician
Survey Manager
Surveying Engineer
General Foreman

Roles and Functions of Construction Site Personnel

Functions of the Site Delegate

The site delegate of the contractor has representation and organizational functions. They are specifically designated by the contractor and accepted by the administration with the required capabilities to:

  • Represent the contractor in necessary actions and appearances in accordance with the contract and technical and administrative specifications, as well as other contractual obligations for the execution and proper functioning of the works.
  • Organize and supervise the execution of the project, interpret and implement the orders received from the management.
  • Propose collaboration to the management for problem-solving during the execution.

Often, the role of the site delegate coincides with that of the site manager.

Functions of the Site Manager

The site manager is primarily responsible for the execution of the project and is in charge of:

  • Managing the project technically and economically.
  • Ensuring efficient compliance with deadlines, budgets, and specifications.
  • Ensuring the highest standards of quality and safety.Representing the construction company to clients, workers, suppliers, authorities, etc.

Functions of the Production Manager

The production manager is primarily responsible for resource management and works closely with the site manager:

  • Managing all personnel and their respective functions.
  • Receiving and verifying the status of construction materials.
  • Monitoring the production process.
  • Maintaining communication with various suppliers.

Functions of the Quality Control Manager

The quality control manager is responsible for developing the Quality Management Plan, and their functions include:

  • Scheduling and coordinating quality control activities on the site.
  • Ensuring compliance with the quality management system.
  • Providing training to personnel on quality matters.
  • Maintaining up-to-date quality documents.
  • Identifying damaged or defective resources and materials, such as foundations, structures, roofing, carpentry, etc.

Functions of the Environmental Surveillance Manager

The environmental surveillance manager is the coordinator for environmental prevention matters and their functions include:

  • Developing a manual of good environmental practices.
  • Preparing monitoring reports to report any incidents that occur during the project.
  • Informing site personnel about environmental policies.
  • Implementing corrective measures to ensure the achievement of environmental objectives.

Functions of the Health and Safety Manager

The health and safety manager is responsible for occupational risk prevention in construction sites, and their functions include:

  • Establishing general principles of prevention and safety.
  • Coordinating activities to ensure that site personnel correctly apply prevention principles during the project.
  • Approving the contractor’s safety and health plan.
  • Organizing coordination of occupational risk prevention activities between companies.
  • Taking appropriate action in case of unauthorized access to the site.

Functions of the Survey Manager

The survey manager is primarily responsible for studying the terrain where the project will be executed, and their functions include:

  • Assessing the suitability of the site for construction purposes.
  • Conducting topographic surveys and layout of construction works and engineering projects.
  • Performing calculations and graphical representations of obtained topographic measurements.
  • Conducting land leveling operations.
  • Conducting necessary measurements to provide information to the site manager for certifications.

Functions of the Site Supervisor

The site supervisor supports the site manager in managing activities related to the construction project and their functions include:

  • Supervising and coordinating the work team to ensure proper execution of the project.
  • Directing construction tasks and reporting any issues to the site manager.
  • Having knowledge of machinery, tools, and construction equipment, as well as acceptance conditions for items, professional profiles, and everything related to occupational health and safety, quality control, and the environment.

Functions of the Safety Resource

The safety resource is a worker within the contractor’s team who possesses specific qualifications in occupational health and safety. Their functions include:

  • Monitoring safety and health prevention activities.
  • Identifying potential hazards and proposing safety measures.
  • Verifying the proper placement of safety protections for workers.
  • Providing first aid to injured individuals.
  • Implementing preventive measures during external visits to the construction site.

Other entities involved in the construction project

Project Developer

The project developer is the person who initiates the construction project, assumes authority, and manages permits, administrative procedures, and insurance matters.


The designer is hired by the project developer to create and draft the project. They are responsible for its composition and compliance with urban planning principles and regulations.

Project Manager

The project manager comprehensively plans the engineering or architectural project, considering deadlines, activities to be performed, and the necessary materials and technical equipment.

Project Management Team

The project management team consists of one or more individuals appointed by the project developer and responsible for overseeing and controlling the technical execution of the construction project.

Health and Safety Coordinator

The health and safety coordinator is responsible for the safety plan and resource control for the prevention of occupational hazards within a construction project.

Subcontractors and Self-Employed Workers

Subcontractors are individuals or legal entities with employees who carry out specific tasks on the construction site. They are directly hired and supervised by the main contractor with the approval of the Project Developer or the Project Management Team.

Self-employed workers are individuals who are not subcontractors and are responsible for carrying out specific parts or installations of the construction project without being subject to an employment contract.

Levels of Subcontracting in a Construction Project

Subcontracting refers to the decision by the contractor or subcontractor to assign a portion of the work they have been entrusted with to another subcontractor or self-employed worker.

Regarding the levels of subcontracting in a construction project, the following structure is considered for the total or partial execution of the work contractually assumed by the contractor with the project developer:

  • The project developer can directly contract with as many contractors as they deem necessary.
  • The contractor can subcontract work to subcontracting companies or self-employed workers for the execution of specific tasks agreed upon with the project developer.
  • The first and second levels of subcontractors can further subcontract the contracted work.
  • The third-level subcontractor cannot subcontract the work to another subcontractor or self-employed worker.
  • Self-employed workers cannot subcontract the work assigned to them to another subcontractor or self-employed worker.