At iFluids Engineering, we are experts at providing effective Fire & Gas layout plan to identify hazards early and also safeguard people, assets, and the environment in Oil & Gas Sites Territory. Our solution encompasses safety engineering and risk-based design provisions appropriate for Refineries, Terminals, Process Plants and Brownfield Expansions.
The Importance of Fire & Gas Layout Preparation
An orderly Fire & Gas design is the armature of a successful safety system in Industrial companies. It provides for the precise mounting of flame and gas detectors so that accurate threats can be identified before they spread. This proactive approach:
- Increases safety of people and equipment.
- Enhances early risk detection and management.
- Compliance with the standards of Industrial F&G Mapping and safety.
Our Fire & Gas Layout Preparation Solutions
Our technique guarantee rigorously and verifiable design methodology, consistent with best practices in Oil & Gas safety engineering:
Data Collection & Review
We start with a collection of the required facility information – P&IDs, Plot Plans, Equipment layouts and Process specifics.
Hazard Identification
Areas where leaks occur and zones of fire hazard are located in the entire plant.
Detector Strategy & Placement
It is interconnected with Fire, Gas and Toxic Gas detectors which are chosen and strategically located in accordance with risk profiles and coverage needs.
Coverage Verification
Detector performance is then confirmed by Industry-standard techniques and modeling tools to establish detection capability.
Documentation & Deliverables
Final documentation presented normally includes Layout drawings, Detector schedule, Cause & Effect schedule and technical notes for implementation & procurement.

Where We Serve
We offer the following Fire & Gas drawing services:
- Refineries
- Petrochemical & chemical plants
- Oil & Gas Terminals and Tank storage farms
- Offshore and Onshore Processing Units
- Brownfield modification Projects
Standards & Compliance
We’ve designed our layouts using industry standards and best practices as it pertains to F&G detection performance and location. F&G Layouts are usually designed based on mixture of international codes, industry recommended practices and project/company standards. Commonly followed standards include:
International / Industry Standards
NFPA (National Fire Protection Association)
- NFPA 72 – National Fire Alarm and Signalling Code.
- NFPA 54 / 59A Combustion, fuel gas, and LNG handling equipment
- NFPA 850 (Fire protection for electric generating plants and high voltage direct current converter stations)
API (American Petroleum Institute)
- API RP 14C – Recommended Practice for Analysis, Design, Installation, and Testing of Safety Systems for Offshore Production Facilities
- API RP 14G – Fire prevention and control on the offshore production facilities
- API RP 521 – Guide for Pressure-relieving and Depressuring systems
ISO Standards
- ISO 13702 – Fire and explosion protection of hydrocarbon process plants
- ISO 7240 – Fire detection and fire alarm systems
IEC / ISA
- IEC 61511 / IEC 61508 – Safety availability (SIS / F&G systems)
- IEC 60079 – Explosive Atmospheres & Electrical Equipment
- ISA-TR84. 00. 07 – Design criteria for F&G system
EN / ATEX (Europe)
- EN 60079-Serie – Explosionsgefährdete Bereiche
- ATEX Directive 2014/34/EU & 1999/92/EC
Oil & Gas / Specific Industry Guidelines
- IP (Energy Institute, UK) – Area classification and fire protection guidanc何
- IOGP / E&P Forum Guidelines – Fire and gas detection philosophy
- Shell DEP / BP GP / ADNOC / Aramco Standards (wherever applicable)
Provision of Care applicable Regional/National Standards
- OISD (India) – OISD•113, 116, 118
- Process safety management(29 CFR 1910) – OSHA (USA)
- Local Civil Defense / AHJ (Authority Having Jurisdiction) requirements

Deliverables You Get
With iFluids Engineering, you get:
- Arrangement drawing for Fire & Gas (top view)
- Detector location & type schedule
- Cause & effect integration charts
- Technical justification and coverage report
- Procurement-ready instrument lists

How Our Approach Adds Value
- Optimum positioning of detectors for early effective warnings
- Is consistent with the Plant Safety Philosophy and Performance Criteria
- Experience from real industry deployments
Looking for Fire & Gas Layout services?
Trust iFluids Engineering for accurate, standards-compliant Fire & Gas layout preparation that enhances plant safety, minimizes risk, and ensures effective hazard detection.
Contact us for Fire & Gas layout engineering support aligned with applicable codes, standards, and project requirements.
Frequently Asked Questions
A Fire and Gas layout is a safety engineering drawing that defines the type, quantity, and location of fire, gas, and toxic gas detectors within a facility to ensure early hazard detection and effective risk mitigation. your answer one here.
Detector placement is determined by identifying hazard zones and potential leak sources, then simulating detector coverage to meet performance targets. Tools and methodologies used help ensure each critical area has adequate detection capability.
Layouts are developed considering widely recognized guidance such as performance based detector placement criteria and national, international best practices documented in key technical references
Yes, for operational facilities, layout preparation starts with a site survey and as built reviews to ensure detectors cover new or modified risk areas accurately
Yes. Fire & Gas layouts are a critical requirement for oil and gas facilities to meet regulatory compliance, support safety case approvals, and demonstrate adherence to process safety management requirements.