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Bearing Seat

bridge.substructure.bearing_seat

publishedEdit

Definition

Local seat or pedestal supporting a bridge bearing.

Class kind: component
Abstract: no
Depth: 2
Origin: reference source
Ontology: engineering-reference-book.bridge v1.0.0
Aliases: Bearing Pedestal, Pedestal Block, Plinth
Abbreviations: —
Last changed: 7/27/2026, 2:50:05 PM

Identification

Positive labels: Bearing Seat, Bearing Pedestal, Pedestal Block, Plinth
Negative labels: —
Visual features: small raised block under bearing
Min identity clues: 2

Evidence

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

Measurements (5)

Name	Symbol	Unit	Required
Length	`L`	m/mm	required
Width	`W`	m/mm	required
Height	`H`	m/mm	required
Instance Count	`N`	count	required
Concrete Grade	`fck`	—	required

Relationships (2)

supportsbridge.superstructure.bearing_system
placed_onbridge.substructure.pier_system.pier_cap

BOQ items (1)

Item code	Formula	Result	Unit
`bridge.concrete.bearing_seat.volume`	`L * W * H * N`	volume	m3

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.