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PRECISION AND ACCURACY ABOVE ALL

On Site Machining

Behind the Measurements

ALTO provides on-site machining alignment, dimensional inspection and laser tracker measurement services worldwide. With teams and equipment positioned in the region, we provide rapid mobilisation across the UAE, Saudi Arabia, Qatar, Bahrain, Oman, Kuwait, Egypt, the wider Middle East and Africa. Our engineers support wind energy, shipbuilding, Oil & Gas, power generation, steel production and heavy industrial projects.

Portable machining equipment is used to mill surfaces, face flanges, machine bearing housings, perform line boring and drill precision holes directly at the installation site. Accurate measurement is essential before, during and after machining to establish the correct datum, position the machine and verify the final geometry.

ALTO uses portable Leica and FARO laser tracker systems to support on-site machining activities in workshops, fabrication yards, power plants, shipyards and offshore environments. Battery-powered measurement systems allow our engineers to operate in demanding locations where portability, measurement range and rapid setup are essential.

Laser Tracker Support for On-Site Machining

  • Pre-machining inspection: Measurement of the existing component geometry to identify deformation, material conditions and the required machining allowance.
  • Datum and reference establishment: Creation and transfer of reliable coordinate systems, centre lines, axes, planes and reference points for machining operations.
  • Portable machine alignment: Accurate positioning and orientation of milling, flange-facing, drilling and line-boring equipment before machining begins.
  • Real-time machining monitoring: Continuous or periodic measurement during machining to verify position, level, straightness, depth and material removal.
  • Flange inspection and machining support: Measurement of flatness, diameter, bolt-hole position, orientation and mating geometry before and after flange facing.
  • Bearing-housing and bore alignment: Verification of bore centres, diameters, concentricity and alignment relative to shafts or machine centre lines.
  • Drilling and hole-position control: Measurement and marking of drilling positions, bolt patterns and critical interfaces according to drawings or CAD data.
  • Post-machining verification: Final dimensional inspection to confirm that the machined surfaces and features meet the specified geometry and tolerances.
  • 3D analysis and reporting: Processing of measurement data using SpatialAnalyzer and PolyWorks, with clear dimensional results for engineering review and project documentation.

Metrology Throughout the Machining Process

ALTO supports the complete on-site machining workflow, from initial dimensional assessment and machining studies to equipment alignment, real-time monitoring and final acceptance inspection. Immediate measurement feedback allows machining teams to make informed adjustments before additional material is removed.

This integrated approach helps reduce setup errors, prevent excessive machining, limit rework and confirm the final condition before the equipment returns to service.

Partner with ALTO for on-site machining metrology support worldwide and rapid mobilisation across the UAE, Saudi Arabia, the GCC, Egypt, the wider Middle East and Africa.

On-Site Flange Machining Alignment

On-site flange machining supported by laser tracker alignment for machine positioning, flange flatness, bolt-hole geometry and final tolerance verification.

Pump Case Machining

Pump case machining supported by laser tracker alignment for dredger repair, build-up measurement, CNC positioning and final geometry verification.

Bearing Housing

ALTO provides laser tracker inspection and alignment of bearing housings, bores and shafts, verifying center positions, concentricity, alignment and inter-bore distances.
A vertical milling tool drilling a bolt hole into a large circular steel flange during on-site machining, illustrating the precise alignment and real-time process monitoring required for industrial equipment installations.

PCD Marking

PCD hole marking with laser tracker metrology for on-site drilling. 0.1mm accuracy, real-time tracking, and marked hole verification.
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Metrology links the virtual and the real world together. At ALTO we know how to accomplish this in the most efficient way