METHOD STATEMENT FOR HVAC AIR HANDLING UNIT

The aim of this "METHOD STATEMENT FOR HVAC AIR HANDLING UNIT"  is to explain the details regarding the HAVC AUH, MEP, and installation work activities.

 1. INTRODUCTION

This method statement describes in detail the onsite installation of AHU. Air Handling Umit (AHU) shall be installed as per approved material submittal.

2. SCOPE OF WORKS

The Method Statement shall cover all works related to the installation of Air Handling Umit (AHU) as per the approved shop drawing and approved material submittal for the project.

3. REFERENCE DOCUMENTS

Recommendation of approved material submittal

4. ORGANIZATION & RESPONSIBILITIES

4.2. Project Manager

The Project Manager must ensure that all necessary safety and protective equipment are provided along with properly trained and qualified personnel. Moreover, to ensure that all survey works are carried out following this method statement.

4.3. Quality Engineers

It is the Quality Engineer’s responsibility & accountability to make sure that all surveying equipment is being calibrated. Make sure that all QA/QC inspections and tests have been conducted as per Project requirements and that all are recorded. Maintaining and updating all quality records related to the verification of records.

4.4. Site Engineer / Site Supervisors

The Site Engineer / Site Supervisor must organize the workforce safely and ensure that safety and protective equipment are being properly utilized. He must also ensure that the method statement procedure is followed and notify the HAC Q.C for inspection.

4.5. Surveyors

1. The Surveyor must obtain all data and information required for surveys. 
2. Determine methods to establish survey control. 
3. Use appropriate equipment to complete the assigned task.
4. Keep and maintain accurate notes and records to describe and certify work performed. 
5. Abide by all Site Safety and Quality Requirements.

4.6. Safety Engineer / Officers 

The Safety Engineer is responsible for devising and implementing programmers and plans to safeguard, the health and safety of all employees, and to prevent loss or damage to the existing assets and projects, He is responsible for the implementation of the safety programs. He is also responsible to:

1. Provide support to site safety officers advising them on safe working methods and assisting with the training of personnel.
2. Carry out regular site safety audits and reports and correct unsafe work practices and potential hazards.
3. Investigate and report all accidents near misses and recommend prevention measures.
4. Ensure maintenances of good hygienic standards and availability of safety equipment and first aid treatment.
5. Present monthly safety reports and required documents.

Safety Officers are responsible for:

1. The day-to-day activities of maintaining safety on the project site, must: Understand and comply with the requirements of the safety manual.
2. Cooperate with the safety engineer to create and maintain safe working conditions.
3. Assist the site engineers and foremen to organize the work area so that the men can perform their duties with maximum efficiency and minimize risk to themselves or equipment.
4. Inspect equipment and tools before use to ensure correct storage and proper utilization. 
5. Maintain and keep a record of all occupational injuries and damages on-site, and submit reports as required.

5. RESOURCES

5.1. Equipment & Machinery

The following equipment will be used to carry out the installation of FANS.

1. Mechanical hand tool
2. Mobile Crane
3. Fork Lift methodology Storage
4. Air Handling Umit (AHU) shall be stored in such a manner as to preserve its quality condition.
5. Air Handling Umit (AHU) is to be as per manufacturer recommendations but at the same time, it should be accessible. 
6. The quantity to be delivered at the site for installation shall be consistent with the necessarily required quantity of the work to perform.

5.2. Setting Out

1. Check the readiness of reference and coordinates.
2. Check the other activation works related to the installations.
3. Arrange all necessary work permits, and check and verify the actual site condition.

5.3. Unloading and Shifting

1. AHU shall be transported by a delivery truck and mechanical crane/forklift to the specific workplace.
2. Safety Officer will be present during loading and unloading.
3. Two lifting points will be used during the loading and unloading of the Air Handling Umit (AHU)to ensure safety that no incident will occur. Traffic Aide will be present during the loading and unloading of Units for maintaining the traffic in the project site if needed.
4. All lifting equipment will be inspected daily before operating. 
5. Any Air Handling Umit (AHU) parts found and highlighted damages must be replaced immediately before operating.

5.4. Installation for Air Handling Umit (AHU) at Concrete roof:

1. Mech. Installation
2. Set and fix Air Handling Umit (AHU) steel frame at the Unit located on the roof.
3. Connect the Unit with a duct through a duct reducer.
4. Installation manual attached.

5.5. Electrical Installation

1. Connect the power cable from MCC Panel to disconnecting switch.
2. Connect Power Cable from disconnecting switch to the Unit motor.

6. QUALITY ASSURANCE

Material: Approved submittal.

Location: As per approved shop drawings

7. HEALTH, SAFETY, AND ENVIRONMENT 

7.1. PPE Requirements

As a minimum, the following Personal Protective Equipment (PPE) should be used by staff / Labor

1. Hard hat.
2. Safety shoes.
3. Safety eyeglasses.
4. Hand gloves.
5. High visibility vest.

Any additional PPE as required by local rules or mandatory requirements shall be used.

7.2. Safety Accessories

1. Traffic Cones.
2. Warning /barricade/barrier tape.
3. Safety signs.
4. Cooled water container for drinking.
5. First Aid box.
6. Workers' rest area
7. Portable toilet
8. Fire extinguishers
9. Signboards of Emergency contact details/persons

7.3. Information to Personnel

1. Safety Induction will be done following HSE Policy before starting work on site.
2. Safety toolbox meetings to be carried out before work.
3. Before the job starts checklist of protective & safety equipment to be used is in order.
4. Personal protective & safety equipment as per the requirement to be performed by personnel to do the task.
5. Toolbox talks are to be convened & attended by all personnel assigned to do the task.
6. The work crew will be instructed on on-site surveying procedures & all risks associated with the works and registered attendance.
7. Safety personnel & designated responsible person will ensure that all above is carried out & any other statutory requirements are complied with before any work takes.
8. Hazard analysis to be done. 
9. Personnel who have been briefed on the correct equipment set-up.
10. Personnel will wear gloves, footwear, head & eye protection during work.
11. Use the correct tools to do the task.
12. Removal of any obstructive/protruding materials.

METHOD STATEMENT METHOD STATEMENT HVAC AIR HANDLING UNIT 

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METHOD STATEMENT METHOD STATEMENT HVAC AIR HANDLING UNIT