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Pile Group

bridge.foundation_system.deep_foundation.pile_group

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Definition

Set of piles acting together under one pile cap.

Class kind: assembly
Abstract: no
Depth: 3
Origin: reference source
Ontology: engineering-reference-book.bridge v1.0.0
Aliases: Pile Cluster
Abbreviations: —
Last changed: 7/27/2026, 2:50:05 PM

Identification

Positive labels: Pile Group, Pile Cluster
Negative labels: —
Visual features: repeated pile symbols beneath one cap
Min identity clues: 2

Evidence

Preferred views: plan, section, foundation_schedule
Evidence types: view, detail, schedule, note, dimension, level, section_callout
Source trace required: yes

Measurements (4)

Name	Symbol	Unit	Required
Instance Count	`N`	count	required
Row Count	`N_row`	count	required
Column Count	`N_col`	count	required
Spacing	`S`	m/mm	required

Relationships (2)

contained_bybridge.foundation_system.deep_foundation.pile_cap
containsbridge.foundation_system.deep_foundation.pile

BOQ items (0)

None — no quantity is derived from this class directly.

Validation

Blocking if missing: yes
Human review allowed: yes

no_evidence_no_number
retain_document_page_bbox_and_evidence_id
do_not_mix_drawing_revisions
do_not_average_conflicting_values
prefer_explicit_labels_over_shape_only
match_plan_elevation_and_section_when_applicable

Provenance

Basis: engineering_reference
Project values included: no

Children (0)

None — this is a leaf class and can be deleted.