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From Manufacturing to Site Execution

Installation & shutdown support for column internals

PunchTech provides installation planning, fit-up assistance and shutdown support for mass transfer equipment and column internals used in refineries, petrochemical plants, fertilizer facilities and process industries.

Our support connects engineering, manufacturing, component identification and site execution — helping project teams prepare for safe, organized and time-sensitive installation work.

MANWAY SEG-03SEG-02SEG-01 DWG PT-INST-01 · SEGMENT ASSEMBLY
Segmented, match-marked, assembled in sequence
Installation Support Built Into the Project

Correct installation is essential to performance and reliability

Correct installation is essential to the performance and mechanical reliability of tower trays, packing systems and column internals.

PunchTech considers installation requirements during engineering and manufacturing so components are segmented, identified, packed and documented for practical site assembly.

Our scope can support new installations, replacements, revamps and planned shutdown projects.

A1 A2 A3 MATCH-MARKED SEGMENTSSEQUENCE CHECK
SUPPORT RING Ø MANWAY SEGMENT
Installation Planning

Preparing equipment for efficient site assembly

Before manufacturing release, PunchTech can review the practical conditions that influence installation. The review may include:

Column / Vessel Dimensions Manway Size & Access Existing Support Rings & Beams Product Segmentation Lifting & Handling Internal Obstructions Assembly Sequence Orientation & Fit-Up Fastening Arrangements Site Storage & Handling Shutdown Schedule Installation-Team Requirements

These inputs help align the manufactured equipment with the realities of the site.

Products We Support

Installation support across the mass transfer system

Tower Trays & Tray Components
Tray Decks & Segmented Panels
Downcomers, Weirs & Fastening
Structured Packing
Random Packing
Liquid Distributors
Pipe-Arm Distributors
Liquid Redistributors
Liquid Collectors & Chimney Trays
Packing Support Plates
Support Grids & Beams
Bed Limiters & Hold-Down Grids
Mist Eliminators
Support & Transition Components
Custom Internal Components

The exact installation scope is defined according to the product, project location, site conditions and agreed commercial responsibility.

Segmentation, Identification & Fit-Up

Designed for restricted access and organized assembly

Segmentation & Identification

Large column internals are commonly manufactured in sections so they can pass through vessel manways and be assembled inside the column. PunchTech can support site execution through:

  • Segment layouts
  • Individual component identification
  • Match marking
  • Assembly drawings
  • Orientation details
  • Fastener & hardware schedules
  • Support & connection details
  • Packing aligned with installation sequence
  • Installation checklists
  • Itemized packing records

Fit-Up Support

Brownfield installations may involve dimensional variation, modified supports, corrosion or incomplete records. PunchTech can review available field information to support fit-up planning, including:

  • Existing equipment drawings
  • Field measurements
  • Site photographs
  • Inspection reports
  • Existing support arrangements
  • Removed or damaged components
  • Manway & access dimensions
  • Previous equipment modifications

Critical field dimensions should be confirmed before manufacturing release. Where included in scope, PunchTech can support site measurement, technical clarification and fit-up review.

Planned Shutdown Support

Coordinated for time-critical installation windows

Refinery and process-plant shutdowns require detailed preparation before equipment reaches the site. PunchTech supports planned shutdown requirements through coordinated engineering, manufacturing, inspection and dispatch activities. Support may include:

  • Early review of the shutdown scope
  • Identification of missing information
  • Replacement drawing development
  • Manufacturing & inspection planning
  • Component tagging & identification
  • Installation-sequence planning
  • Packing by equipment / stage
  • Dispatch coordination
  • Site technical support
  • Installation supervision where agreed

Shutdown-response arrangements and site-support availability are confirmed before order release.

T-14 DAYS TO WINDOW MFG INSP PACK INSTALL
Installation Supervision

Technical support during site execution

Where included in the agreed scope, PunchTech personnel can support the installation team with product-specific technical guidance. Support may cover:

  • Review of installation drawings
  • Component identification
  • Assembly sequence
  • Orientation & positioning
  • Support & fastening arrangements
  • Fit-up clarification
  • Inspection of installed components
  • Punch-list support
  • Coordination of technical queries
  • Final installation review

PunchTech provides supervision and product-specific technical assistance. The division of responsibility between PunchTech, the site contractor and the plant owner must be defined before work begins.

Packing for Installation

Organized for handling, identification and site use

Packing should protect the equipment while helping the site team identify the correct components quickly. Depending on scope, packing may include:

  • Component & segment tagging
  • Equipment-wise packing
  • Installation-sequence packing
  • Hardware packed by assembly
  • Packing lists & item references
  • Protection of finished surfaces
  • Export-appropriate packing
  • Handling & storage instructions
  • Dispatch documentation

Project location, storage conditions and transportation requirements should be shared at the enquiry stage.

Quality & Installation Documentation

Clear information for the site team

Installation documentation may include the items alongside. The final document package is defined according to the equipment and agreed project requirements.

Discuss a Documentation Scope
General Arrangement Drawings Internal Layout Drawings Segment Drawings Assembly Details Installation Sequence Component Identification Schedule Bill of Materials Fastener & Hardware List Inspection Records Packing Lists Site Checklists Revision-Controlled Documents
Information Required

What to share for an installation or shutdown enquiry

Please provide the available information below — the more complete, the faster we can respond.

01Project & plant location
02Column / vessel identification
03Product or internal type
04New, replacement or revamp scope
05Existing & approved drawings
06Column diameter
07Manway dimensions
08Internal access restrictions
09Existing support details
10Site photographs
11Installation contractor details
12Shutdown start & completion dates
13Required delivery date
14Site induction requirements
15Working-hour restrictions
16Safety & permit requirements
17Required supervision period
18Packing & labeling requirements

PunchTech will review the available information and identify any additional inputs required.

Our Support Process

From pre-shutdown review to installation completion

01ReviewProject Scope 02ConfirmSite Inputs 03Plan theInstallation 04Manufacture& Inspect 05Pack &Dispatch 06Support SiteExecution 07InstallationReview
Why PunchTech

One coordinated partner from engineering to installation

Product-Specific Experience

Support across tower trays, packing, distributors, collectors, supports and mist elimination equipment.

Installation-Aware Engineering

Segmentation, access, assembly and fit-up considered during design and manufacturing.

Integrated Manufacturing

Closer coordination between engineering drawings, production, inspection and dispatch.

Brownfield Capability

Support for replacement equipment, existing installations and incomplete technical records.

Shutdown Coordination

Structured planning for time-sensitive refinery and process-plant requirements.

International Project Support

Documentation, packing and technical coordination for domestic and global projects.

Planning an installation or shutdown project?

Share your equipment drawings, site details, shutdown schedule and installation requirements. PunchTech will review the scope and define the engineering, manufacturing, packing and site-support activities required.