Ground Screws for Decking & Boardwalks

Purpose of this page. Decks and boardwalks need foundation decisions that account for pedestrian loading, lateral stability, wet or waterfront exposure, timber or steel interfaces and sensitive ground. It explains the engineering and procurement route without treating a catalog example as an approved project model.

Application decision context

Water levels, scour, soft layers, frost, seasonal movement, public access and handrail loads can control the foundation. Reducing excavation may benefit a sensitive site, but installation access, disturbance, durability and permitting still need a project assessment.

Required project inputs

  • Deck or boardwalk layout, reactions and lateral-load path
  • Soil profile, water level, scour, frost and settlement conditions
  • Timber or steel beam connection and adjustment requirements
  • Corrosion exposure, material compatibility and inspection access
  • Environmental permit, equipment access and construction sequence

Configuration and interface route

Pile length, helix and head detail follow the ground and structural reactions. Beam saddles, caps or brackets need drainage, bolt access and compatible materials. Bracing or frame action may be required where slender supports carry lateral or handrail loads.

Manufacturing and verification plan

Proof or production tests, installation records and level surveys follow the project plan. Coating, material and head fabrication records support durability control. Inspection access and replaceable details are planned where water, debris or vegetation can hide corrosion or movement.

Installation, logistics and site coordination

Light equipment and modular construction can reduce disturbance where access allows, but load limits, platforms and environmental controls must be defined. Components are sequenced to maintain stability. Removal and ground restoration are planned if reversibility is a project goal.

Design and supply boundaries

  • Waterfront use requires scour and durability review
  • Coating thickness alone does not define service life
  • Handrail and crowd loads need a lateral-load path
  • Environmental permission and access may control feasibility

Documents to define before release

  • Layout, reactions and lateral-stability basis
  • Ground, water, scour and frost information
  • Pile and beam-interface drawings
  • Installation, test and survey records
  • Material and corrosion-protection records
  • Inspection, maintenance and removal plan

The Product Data Center shows how this application connects to the product family and configuration route. Public catalogs support orientation only. The approved calculation, drawing, bill of material, quotation, ITP and contract define the supplied scope. Use the Evidence Center to request the records applicable to the actual order.

Technical data framework

Ground Screw Pile Technical Data Template

Use this template to define a project-specific pile schedule. Dimensions shown in a catalog are indicative until the reactions, ground, durability and connection requirements have been reviewed.

Project-specific

Required design inputs

  • Compression, uplift, shear and moment reactions
  • Geotechnical profile, groundwater, frost and obstructions
  • Pile-head interface, tolerances and supported-system geometry
  • Design life, soil/atmospheric corrosivity and inspection access
  • Installation equipment, test locations and acceptance plan

Decision boundaries

  • Not selected from soil description alone
  • Installation torque is a control only where a project-specific relationship is approved
  • Capacity requires design and the agreed verification method
  • Coating and sacrificial thickness follow the exposure and design-life assessment
ParameterPublished value status
Shaft type and diameterBy approved pile schedule
Wall / bar thicknessBy structural and durability design
Length and extensionsBy ground profile and installation criteria
Helix geometryBy load-transfer design
Material gradeBy drawing and material specification
Head / coupling detailBy supported-system interface
Corrosion protectionBy exposure and design life
Installation / test criteriaBy approved method statement and test plan

Project deliverables

  • Approved pile schedule and interface drawing
  • Material certificate and dimensional report
  • Coating / galvanizing report where specified
  • Installation record and exception log
  • Proof / production test report where required
  • Release documentation defined by the ITP

Acceptance rule

  • Applicable standard and drawing revision identified
  • Inspection characteristic, frequency and acceptance criteria defined
  • Records linked to the actual batch, item or installation location
  • Exceptions and release authority documented

Catalog dimensions and website examples are selection inputs only. The approved drawing, calculation, quotation, ITP and contract define the supplied product.

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Stable information architecture

Product family → configuration → application → evidence

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Configuration route

Lead sections, Extensions and couplings, Heads and brackets, Anchor accessories

Catalog families cover round-pipe and square-bar lead sections, extensions, caps, brackets, adapters and anchor interfaces. Published catalog examples are not a project pile schedule.

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