CAS/Services
DOC REF: CAS-SVC-001 · REV 01

Our Services

Six disciplines. One team. Full lifecycle delivery — from engineering and procurement through to fabrication, site erection and workforce deployment.

SVC-01  Tank Erection SVC-02  HVAC & Cleanroom SVC-03  Engineering SVC-04  Procurement SVC-05  PMC SVC-06  Workforce
SVC-01 Tank Fabrication & Site Erection
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Design, fabricate and erect — to international code.

CAS delivers carbon steel and stainless steel above-ground storage tanks, chemical tanks, fuel tanks, silos and pressure vessels — from material procurement through to mechanical completion. Our erection teams are deployed globally and work to the same welding and quality standards on site as in the shop.

API 650 ASME VIII UL 142 PESO ISO 9001 SMAW FCAW SAW
Scope of work
  • Carbon steel & SS above-ground storage tank fabrication
  • Field erection & mechanical completion — API 650
  • Fuel storage tanks — diesel, petrol, HSD, biodiesel
  • Chemical tanks with appropriate lining specs
  • Conical roof, dome roof & floating roof configurations
  • Shell course erection — plumb & roundness per API 650
  • Nozzle fit-up, wind girder, rafter & roof plate installation
  • Stairway, platform & handrail installation
  • Vacuum box, RT & PT/MT NDE testing
  • Hydrostatic testing & settlement monitoring
  • Coating touch-up — DFT verified
  • Full QC documentation — ITP, NCR log, Data Book
N1 VENT N2 INLET N3 OUTLET HT Ø DIA DWG: CAS-TK-001 API 650 · REV 02 SCALE: N.T.S.
Top Ellipse Integrity
Inlet Nozzle · N2
Outlet Nozzle · N3
Shell Course Weld Seam
Foundation Skirt
Deployment geography
India · UAE · Saudi Arabia · Africa · Middle East · Latin America
Discipline depth
Fabrication
Field Erection
QC & NDT
Procurement
SVC-02
SVC-02 HVAC & Cleanroom EPC
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SUPPLY AIR RETURN AIR VAV-01 ISO CLASS 7 ZONE AHU-01 DETAIL CAP: 15,000 CFM STATIC: 1000 Pa SCALE: N.T.S. REV: 02
Classifications delivered
ISO Class 5· Class 6· Class 7· Class 8· GMP A–D
Discipline depth
Fabrication
Field Erection
QC & NDT
Procurement

Two decades of precision cleanroom delivery.

Cleanroom engineering is the original core of CAS. We have delivered GMP-compliant cleanroom projects, pharmaceutical HVAC systems and contamination control environments for India's pharma and biotech manufacturers. Our teams understand validation documentation — DQ, IQ, OQ, PQ protocols included.

GMP ISO 14644 ASHRAE Pharma Biotech Turnkey EPC
Scope of work
  • Turnkey cleanroom design, supply & installation
  • HVAC system design & build — pharma & industrial
  • HEPA filtration systems — terminal units & housings
  • Air handling units — supply, install & commissioning
  • Laminar air flow (LAF) units — H & V configurations
  • Pass boxes — static and dynamic
  • Bio Safety Cabinets & Fume Hoods
  • Clean Room Validation Services
  • Air showers & change room facilities
  • Cleanroom flooring systems
  • Clean Room Panels
    • GI Powder Coated Panels with Puff / Rockwool Infill
    • SS Panel with Puff / Rockwool Infill
  • Clean Room Doors
    • Powder Coated Clean Room Doors
    • Flame Proof certified Clean Room Door
    • SS Doors
  • Lab Furniture
    • SS Lab Furniture
    • GI Powder Coated Furniture
  • Validation documentation — DQ/IQ/OQ/PQ
  • Ongoing maintenance & filter replacement
SVC-03
SVC-03 Engineering & Detailed Design
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Multi-discipline engineering from feasibility to IFC.

CAS provides detailed engineering packages across process, piping, civil-structural, MEP and mechanical disciplines — for industrial plants, refineries and petrochemical facilities. From P&IDs through to construction-ready IFC drawings with full material take-offs.

Process Piping Civil-Structural MEP BIM 3D Scanning
Scope of work
  • Process engineering — P&IDs, PFDs, H&M balances
  • Piping engineering — isometrics, stress analysis, supports
  • Civil & structural — foundations, structures, platforms
  • Mechanical — equipment specs & datasheets
  • MEP design packages
  • BIM modelling — coordinated 3D models for construction
  • 3D laser scanning — as-built capture for brownfield
  • HAZOP & safety studies support
  • Equipment procurement specs & TBE
  • IFC drawings & material take-offs
PROCESS & INSTRUMENTATION DIAGRAM — INDICATIVE ONLY FT 101 PSV 102 PT 103 V 101 E 102 DRAIN BYPASS 2"-CS-1001 3"-SS-1002 DWG: CAS-ENGG-P01 · REV 03 · IFC APPROVER: LEAD PROCESS ENG. DISCIPLINE: MULTI-DISCIP. SCALE: N.T.S. SHT 1 OF 8
Deliverables
IFC Drawings· 3D Models· MTO· Datasheets· Specifications
Discipline depth
Process Eng.
Piping Design
Documentation
BIM / 3D
SVC-04
SVC-04 Procurement & Supply
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5KL N1 PESO CERT N2 50KL UL 142 LISTED 25KL API 650 STD BULK STORAGE YARD · CAS-PROC-001 · INDICATIVE
Supply geography
India· UAE· Saudi Arabia· Africa· Middle East
Discipline depth
Fabrication
Field Erection
QC & NDT
Procurement

Sourced, quality-checked and delivered to specification.

CAS supplies industrial tanks, silos, pressure vessels, bunded tanks and trailers to project sites across India and international markets. Every item is procured from qualified fabricators, checked against specification and shipped with full documentation — MTCs, test certificates and quality records.

API 650 ASME UL 142 UL 58 UL 1316 PESO ISO
Products supplied
  • Fuel storage tanks — diesel, petrol, HSD, biodiesel
  • Chemical tanks — CS, SS, rubber & FRP lined
  • Vertical & horizontal tanks — 1 KL to 5000 KL+
  • Silos — cement, grain, chemical & bulk material
  • Pressure vessels & air receivers
  • Bunded tanks — single & double wall
  • Containerised & skid-mounted systems
  • Petroleum tanker trailers & bulk liquid transport
  • Warehouse structural fabrications
  • MTC & full quality documentation supplied
SVC-05
SVC-05 Project Management Consultancy
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Technical authority embedded in your project.

CAS acts as the owner's engineer and technical authority — on site, managing quality, schedule and scope. Our PMC teams are experienced in petrochemical, refinery and oil and gas environments. We don't manage from an office; we're present where decisions are made.

Owner's Engineer PMC ITP Petrochemical Refinery
Scope of work
  • Owner's engineer & PMC representation on site
  • Construction supervision & technical oversight
  • Contractor management & progress monitoring
  • Schedule development, tracking & variance reporting
  • Vendor inspection & expediting
  • QA — ITP development & hold point management
  • Punch list management & MC sign-off
  • Third-party inspection coordination
  • HSE programme implementation & audits
  • Project close-out & Data Book compilation
W1 W2 W3 W4 W5 W6 W7 W8 W9 W10 W11 W12 MOBILISE FOUNDATION ERECTION ROOF INST. NDE / QC HYDROTEST MC SIGN-OFF ACTIVITY HOLD POINT ITP REF: CAS-PMC-001 · INDICATIVE PROGRAMME
Deliverables
ITP· Punch List· Progress Reports· Data Book· MC Certificate
Discipline depth
Project Controls
Quality Assurance
Risk & Schedule
HSE Oversight
SVC-06
SVC-06 Qualified Workforce & Engineering Teams
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PROJECT MGR PMC / EPC · OWNER'S ENG. QC INSPECTOR ASNT · API 510 SITE ENGINEER MECH · CIVIL · PIPE HSE OFFICER NEBOSH · PTW · LOTO WELDER ASME IX · SMAW / FCAW NDE TECH ASNT SNT-TC-1A · RT/UT DEPLOYED GLOBALLY · SHORT-TERM · LONG-TERM · FULL PROJECT
Deployment scope
India· International· Short-term· Long-term· Full project

The right people, qualified, deployed where you need them.

CAS deploys qualified, experienced personnel for project-specific requirements — from a single QC inspector to a full multi-discipline engineering team. Our people bring CAS's technical standards with them. They integrate into your project, work to your schedule, and leave a complete quality record behind.

ASME IX Welders ASNT NDE API Inspectors HSE Certified
Roles deployed
  • Qualified QC inspectors — welding, coating, NDE
  • Certified welding teams — SMAW, FCAW, GTAW, SAW
  • ASNT-certified NDE technicians — RT, UT, MT, PT, VT
  • Project managers & site supervisors
  • HSE officers & safety supervisors
  • Multi-discipline engineers — process, piping, civil, MEP
  • Erection supervisors with API 650 experience
  • Welding engineers — WPS/PQR development
  • Commissioning engineers
  • Short-term, long-term & full-project deployments
The Critical Path

EPC Delivery Methodology

01

Enquiry & Scoping

Technical review, basis of design, scope definition & cost estimate

02

Engineering & Design

Process design, mechanical engineering, drawings, specifications & datasheets

03

Procurement

Source, inspect & deliver materials with full MTCs & quality documentation

04

Fabrication

Shop or field fabrication to code — API 650, ASME, IS 803, BS EN standards

05

Erection & Installation

Civil, structural, mechanical & system installation by qualified CAS site crews

06

QC & Testing

NDT, hydro-testing, weld inspection, functional testing & punch list closeout

07

Handover

As-built documentation, O&M manuals, certificates & final client acceptance

Start a conversation

Ready to discuss
your project?

Tell us about your scope and we will identify the right service combination, standards and team for your requirements.

Get in Touch engineering@cleanairsolutions.co.in