{
  "icp": {
    "regions": [
      "global"
    ],
    "use_cases": [
      "hard rock tunnel excavation",
      "soft ground and mixed-ground tunneling",
      "mine development and access drifts",
      "sewer and utility tunneling",
      "hydroelectric tunnel construction"
    ],
    "industries": [
      "Tunneling and underground construction",
      "Mining",
      "Water and wastewater infrastructure",
      "Rail and transit infrastructure",
      "Hydroelectric infrastructure"
    ]
  },
  "itha": "0.1",
  "proof": {
    "customers": [
      {
        "name": "McNally Construction Inc."
      }
    ],
    "case_studies": [
      {
        "url": "https://www.robbinstbm.com/unprecedented-diameter-change-the-mill-creek-tunnel/",
        "title": "Mill Creek Drainage Relief Tunnel in-tunnel diameter change",
        "outcome": "Main Beam TBM diameter changed from 11.6 m to 9.9 m within the same tunnel, an industry-first."
      },
      {
        "url": "https://www.robbinstbm.com/ellicott-factory-acceptance/",
        "title": "Ellicott City North Tunnel factory acceptance",
        "outcome": "5.6 m (18.4 ft) diameter TBM achieved factory acceptance for the 1.5 km Ellicott City North flood-mitigation tunnel."
      },
      {
        "url": "https://www.robbinstbm.com/hiroshima-breakthrough/",
        "title": "Hiroshima Expressway Line 5 Slurry TBM breakthrough",
        "outcome": "13.67 m diameter Slurry TBM broke through on the 1.4 km Hiroshima Expressway Line 5 tunnel through granitic rock at high water pressure."
      }
    ]
  },
  "company": {
    "hq": {
      "city": "Solon",
      "region": "Ohio",
      "country": "US"
    },
    "url": "https://www.robbinstbm.com/",
    "name": "Robbins",
    "domain": "robbinstbm.com",
    "founded": 1952,
    "same_as": [
      "https://www.linkedin.com/company/the-robbins-company"
    ],
    "description": "Designs and manufactures tunnel boring machines (main beam, single shield, double shield, crossover, and earth pressure balance types), small boring units, mining machines, conveyors, and TBM cutters for underground construction."
  },
  "offerings": [
    {
      "id": "main-beam",
      "url": "https://www.robbinstbm.com/products/tunnel-boring-machines/main-beam/",
      "kind": "hardware",
      "name": "Main Beam TBM",
      "role": "manufacturer",
      "pricing": {
        "model": "quote"
      },
      "summary": "Open gripper-type TBM for competent to slightly fractured rock, built in diameters from 3 m (10 ft) to 15 m (50 ft); has excavated nearly 3,000 km of tunnel worldwide.",
      "channels": [
        "direct"
      ]
    },
    {
      "id": "double-shield",
      "url": "https://www.robbinstbm.com/products/tunnel-boring-machines/double-shield/",
      "kind": "hardware",
      "name": "Double Shield TBM",
      "role": "manufacturer",
      "pricing": {
        "model": "quote"
      },
      "summary": "Shielded TBM enabling simultaneous boring and lining erection in fractured hard rock, built in diameters from 1.6 m (5 ft) to 15 m (50 ft); Robbins introduced the design in 1972.",
      "channels": [
        "direct"
      ]
    },
    {
      "id": "single-shield",
      "url": "https://www.robbinstbm.com/products/tunnel-boring-machines/single-shield/",
      "kind": "hardware",
      "name": "Single Shield TBM",
      "role": "manufacturer",
      "pricing": {
        "model": "quote"
      },
      "summary": "Shielded TBM for massively fractured rock and broken ground with water inflows, built in diameters from 1.6 m (5 ft) to 15 m (50 ft) and rated for 10,000 hours of excavation.",
      "channels": [
        "direct"
      ]
    },
    {
      "id": "crossover",
      "url": "https://www.robbinstbm.com/products/tunnel-boring-machines/crossover-machines/",
      "kind": "hardware",
      "name": "Crossover TBM (XRE/XSE)",
      "role": "manufacturer",
      "pricing": {
        "model": "quote"
      },
      "summary": "Hybrid TBM convertible between rock, EPB, and slurry excavation modes for mixed and variable ground conditions; deployed as an 8 m diameter XRE machine at the Grosvenor Decline Project.",
      "channels": [
        "direct"
      ]
    },
    {
      "id": "earth-pressure-balance",
      "url": "https://www.robbinstbm.com/products/tunnel-boring-machines/earth-pressure-balance/",
      "kind": "hardware",
      "name": "Earth Pressure Balance (EPB) TBM",
      "role": "manufacturer",
      "pricing": {
        "model": "quote"
      },
      "summary": "EPB TBM for soft ground beneath the water table, shield sealed to 10 bar, rated for 10,000 hours of useable life; deployed at 6.3 m for San Francisco's Central Subway.",
      "channels": [
        "direct"
      ]
    },
    {
      "id": "small-boring-units",
      "url": "https://www.robbinstbm.com/products/small-boring-machines/small-boring-units/",
      "kind": "hardware",
      "name": "Small Boring Unit (SBU-A)",
      "role": "manufacturer",
      "pricing": {
        "model": "quote",
        "notes": "Available for purchase or lease; minimum rental term two weeks with monthly pricing available."
      },
      "summary": "Small-diameter boring machine for hard rock and mixed ground with cobbles or boulders, sized 24 in (600 mm) to 72 in (1.8 m), for rock strengths of 4,000-25,000 psi UCS.",
      "channels": [
        "direct"
      ]
    },
    {
      "id": "cutters",
      "url": "https://www.robbinstbm.com/products/cutters/",
      "kind": "consumable",
      "name": "TBM Cutters",
      "role": "manufacturer",
      "pricing": {
        "model": "quote"
      },
      "summary": "Disc cutters from 6 in to 20 in diameter for TBM cutterheads, using wedge-lock mounting and case-hardened Timken bearings; fits Robbins and other manufacturers' machines.",
      "channels": [
        "direct"
      ]
    },
    {
      "id": "parts-and-service",
      "url": "https://www.robbinstbm.com/parts-and-service/",
      "kind": "service",
      "name": "Parts & Service",
      "role": "manufacturer",
      "pricing": {
        "model": "quote"
      },
      "summary": "Equipment rental, spare parts supply, and on-site field personnel and technical assistance for TBM and small boring unit projects.",
      "channels": [
        "direct"
      ]
    }
  ],
  "engagement": {
    "url": "https://www.robbinstbm.com/contact/",
    "phone": "+1 440 248 3303",
    "methods": [
      "quote_request",
      "consultation"
    ]
  },
  "updated_at": "2026-09-04"
}