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Plant Layout & Engineering Drawings Hub

Complete plant layout, piping design, and engineering drawing services. P&IDs, isometrics, GA drawings, 3D modelling, and as-built documentation to ISO, ASME, BS, DIN standards. Reynolds & Bauhm delivers comprehensive drafting and modelling for water treatment and industrial process plants.

Since 2016
Global Delivery
Performance Guaranteed

Complete Drawing & Modelling Services

Every drawing type required for the design, construction, handover, and operation of water treatment and industrial process plants.

Plant Layout Design

Site plot plans, equipment arrangement drawings, and facility layouts in 2D and 3D. Optimise process flow, equipment spacing, maintenance access, safety zones, and future expansion corridors.

2D & 3DPlot PlansSpacing Analysis
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Piping Layout Drawings

Plan view and elevation piping drawings showing complete pipe routes, support locations, valve positions, and equipment nozzle connections. Fully coordinated with structural and electrical disciplines.

Plan & ElevationSupport SchedulesNozzle Tables
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Piping Routing & Optimisation

Intelligent 3D pipe routing with automated clash detection, slope analysis for drainage, and support spacing optimisation. Minimise pressure drop, material quantities, and construction complexity.

Clash DetectionSlope AnalysisBOM Generation
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P&ID Drawings

Process and Instrumentation Diagrams to ISA-5.1 symbology showing all equipment, piping, instruments, and control loops. Includes line lists, valve schedules, instrument indexes, and cause & effect matrices.

ISA-5.1Line ListsInstrument Index
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3D Plant Modelling

Intelligent 3D plant models in AutoCAD Plant 3D, AVEVA E3D, and Bentley OpenPlant with spec-driven piping, automatic isometric extraction, clash detection, and digital twin integration.

AutoCAD Plant 3DAVEVA E3DDigital Twin
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General Arrangement Drawings

Equipment GA drawings with overall dimensions, weights, centre of gravity, lifting points, maintenance zones, and nozzle schedules. Essential for installation planning and foundation design.

DimensionsWeightsNozzle Schedules
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Isometric Piping Drawings

Spool fabrication isometrics with weld mapping, heat numbers, NDT requirements, and Bill of Materials. Extracted automatically from 3D models or drafted to ASME/ISO standards for shop fabrication.

Spool FabWeld MappingBOM
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As-Built Drawings

Field-verified construction records capturing every deviation from design intent. Laser scanning, total station survey, and red-line conversion into precise CAD records for maintenance and retrofit.

Laser ScanningBIM HandoverCOBie
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International Drawing & Design Standards

We draft, model, and document to the following global standards and can accommodate client-specific specifications on request.

European Standards

  • ISO 5455Drawing scales
  • ISO 128Technical drawing principles
  • ISO 406Line types and conventions
  • ISO 81714Design symbols
  • BS EN ISO 5459Tolerancing
  • DIN 6771Piping symbols
  • EN 13480Metallic industrial piping

American Standards

  • ASME Y14.1Drawing sheet size
  • ASME Y14.2Line conventions
  • ASME Y14.5GD&T
  • ASME B31.1/B31.3Process piping
  • ANSI/ISA-5.1Instrumentation symbols
  • PIPProcess Industry Practices

Asia-Pacific Standards

  • JIS B 0001Mechanical drawing Japan
  • GB/T 14689Drawing format China
  • AS 1100Technical drawing Australia
  • AS 2129Flanges Australia
  • KS D 0200Korean piping standards

Oil, Gas & Petrochemical

  • API 610/617/618/619Rotating equipment
  • API 650/620Storage tanks
  • API 5LLine pipe
  • NORSOK L-CR-004Layout and spacing
  • Shell DEPsDesign and engineering practices

Water & Environmental

  • BS 806Ferrous piping
  • BS 8555Small wastewater treatment
  • ISO 16450Water quality sampling
  • ISO 15686-5Service life planning
  • PAS 1192-2BIM information management

Construction & BIM

  • ISO 19650-2BIM delivery phase
  • BS 1192:2007Layer naming conventions
  • AIA G202-2013BIM protocol
  • COBieConstruction operations building exchange
  • DIN 276-1Construction documentation

Design & Modelling Software

Industry-leading CAD, BIM, and plant design platforms used by our engineering team.

AutoCAD Plant 3D

Intelligent 3D plant design with spec-driven piping, automatic isometric extraction, and orthographic generation.

AVEVA E3D

Enterprise-grade 3D design with multi-user concurrent modelling, clash detection, and comprehensive catalogue management.

AutoCAD / MicroStation

2D drafting for P&IDs, GA drawings, plot plans, and schematics with full layer and revision control.

SolidWorks / Inventor

3D mechanical design for bespoke equipment, skids, and structural steel with FEA and BOM generation.

Navisworks / Solibri

Clash detection, 4D sequencing, and federated model review across all disciplines before construction.

Bentley OpenPlant

Multi-discipline plant design with drawing extraction, iTwin integration, and digital twin capabilities.

Drawing Production Workflow

A systematic six-stage process from project scope through final handover.

1

Scope & Standards

Project-specific standard selection, drawing register creation, and deliverable schedule agreed with client engineering and construction teams. BIM execution plan established.

2

Conceptual Layout

Plot plan and equipment arrangement based on process flow, site survey data, and regulatory spacing requirements. Client review, HAZOP input, and iterative refinement.

3

P&ID Development

Process and instrumentation diagrams with line lists, valve specifications, instrument datasheets, and control philosophy integration. Full HAZOP/LOPA compliance.

4

3D Modelling & Routing

Intelligent 3D model with clash-free piping, cable tray, and steelwork routing. Stress analysis, support design, and accessibility verification completed.

5

Drawing Extraction

Orthographic plans, elevations, sections, isometrics, and GA drawings extracted from 3D model or drafted in 2D with full dimensioning, annotation, and revision control.

6

Review & Issue

Inter-disciplinary check, client review, incorporation of comments, and formal issue for construction (IFC) or approval (IFA) with full transmittal documentation.

Professional Drawing Services for Your Project

From conceptual layouts to construction-ready drawings and as-built documentation, Reynolds & Bauhm delivers complete drafting and modelling services to global standards. Speak with our design engineers to scope your project.

Industries We Serve

Our expertise spans multiple industries with sector-specific water treatment solutions.