Robot model
Robbins Main Beam TBM
The Robbins Main Beam TBM is the company's signature hard rock tunnel boring machine, designed for competent rock conditions.
- Manufacturer
- The Robbins Company
- Form factor
- other
- Maturity
- production
- Lifecycle
- active
- Deployments
- 3
The verified answer
As of Sep 2026, DEPLOY verifies Robbins Main Beam TBM, a other by The Robbins Company (production): 3 verified deployments on record. 1 source back the record.
Overview
The Robbins Main Beam TBM is the company's signature hard rock tunnel boring machine, designed for competent rock conditions. Robbins pioneered the modern TBM design in 1952 and has continuously refined the Main Beam for projects ranging from 3m to over 13m diameter. These machines have set world records for tunnel excavation rates.
Verified vs. claimed
- Maturity stage
- production(Full-scale production deployment with repeat customers.)
- Sources on file
- View all sources →
Key facts
Form Factor
Maturity
Data & sources
Web sources
1
1 source backing this record.View all →
Pricing
No verified price is on record for Robbins Main Beam TBM. Physical-AI systems are often sold through enterprise contracts or operated as a service rather than at a public list price.
Deployments (3)
A mega-sized 13.67m diameter Robbins Slurry TBM broke through in Hiroshima, completing excavation through challenging granitic rock at high water pressures.
- Robbins Main Beam TBM at Dallasoperational
A Robbins Main Beam TBM underwent an unprecedented in-tunnel diameter change from 11.6m to 9.9m on the Mill Creek Drainage Relief Tunnel project in Dallas, Texas.
Robbins manufactured a 14.4m diameter TBM nicknamed 'Big Becky' for the Niagara Tunnel Project, boring a hydroelectric tunnel beneath Niagara Falls.
Robbins Main Beam TBM on the deployment map
View the global mapWhere Robbins Main Beam TBM is verified operating. Explore the deployment map by place and type.
Recent activity
Every change to this record is dated, sourced, and independently verified where marked.
- Record createdAug 1, 2026
Added to the verified registry
- Deployment verifiedVerifiedJan 1, 2022
at Hiroshima, Japan
- Deployment verifiedVerifiedJan 1, 2020
at Dallas
- Deployment verifiedVerifiedJan 1, 2006
at Niagara Falls, Ontario, Canada
Safety record
No incidents on record for Robbins Main Beam TBM.
Only active incidents are counted. Retracted incidents are excluded from this summary but remain reachable at their canonical URLs.
Sources (1)
- About The Robbins Company · https://www.robbinstbm.com/about/
Common questions
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Methodology: Verified · 1 source (no primary) · last reviewed 2026-08-09
Verification posture
Verified
Low confidence
Review state
Stable
Last reviewed 2026-08-09
Maturity + lifecycle
Maturity stage: production
Lifecycle: active
Architectural position
Cohort: other
Sources by quality tier
- 1
- unclassified
- Unclassified source
The framework is documented at /methodology. Corrections at /corrections. Reviewer: DEPLOY editorial team.
Methodology surface for Robbins Main Beam TBM.Recent coverage
Robbins Main Beam TBM in third-party press
Attention vs reality over time
Media mentions per month (area) against verified deployment events (dots). A press spike over a flat deployment line is the hype gap, drawn over time.
In the press
Recent coverage mentioning Robbins Main Beam TBM from third-party publications. Automatically surfaced; not part of the verified registry record.
Machine-readable surfaces
- Markdown mirror: /models/robbins-main-beam-tbm.md
- JSON-LD: embedded in this page’s head
- REST API: /v1/models/7299f4df-0090-4b77-ac6e-8037c0b0f4e3
- Revision history: /models/robbins-main-beam-tbm/history
- Data documentation: /data
- Query this programmatically: Deploy MCP
Reality vs attention
Robbins Main Beam TBM draws attention at the 4th percentile but verifies reality at the 88th percentile among other robots. Hype Gap -83.4, 110th widest among other robots.
6-month trend
Analysis
Limited independent press and video coverage to date.
Signal flags
Dimension breakdown
Verified signal
Attention (reach, not merit)
DEPLOY Intelligence scores are computed from verified registry data: confirmed deployments, disclosed funding rounds, regulatory filings, active job listings, video viewership, and press coverage. Confidence ratings reflect data availability. Scores update nightly.
DEPLOY Indices — verified vs claimed
Last computed: Sep 18, 2026