Industry:
Metals Manufacturing

Location:
Iowa

Duty Cycle:
CMAA Class D

Project Description:
One (1) New 10/5 Ton Capacity Top-Running Double Girder EOT Crane

Application Highlights:
This crane was engineered and manufactured for a high-performance, heavy-duty mill environment requiring strict adherence to industrial safety and durability standards. Designed for a 76′-10″ span and 35′ lift, it operates on a 250 VDC power supply and is built to perform in ambient temperatures ranging from 60°F to 130°F. The system meets all current CMAA, OSHA, ANSI/ASME, and NEC specifications.

Technical Specifications:

  • Main Hoist: 10 Ton
  • Auxiliary Hoist: 5 Ton
  • Span: 76’-10”
  • Lift Height: 35’-0”
  • Voltage: 250 VDC
  • Service Classification: CMAA Class D – Heavy Service / Mill Duty

Mechanical Features:

  • Welded plate box girders
  • Standard GWBI end trucks and modified wheel assemblies
  • Hydraulic bridge and trolley bumpers with bellows
  • Full-length walkway and service platform with OSHA-compliant handrails and toe boards
  • Flame-hardened hoist drums and sheaves
  • Mill-duty lower blocks with forged alloy hooks and rotation locks

Electrical & Safety Features:

  • Lockable main crane disconnect
  • EC&M Mill Duty control enclosures with DC-rated fuses
  • Limit switches for both hoists and travel motions
  • LED high bay lighting with safety chains
  • Audible/visual warning devices and hoist limit lights
  • Backup pendant control
  • Collision avoidance system for new crane, with material provided to retrofit existing crane
  • 20 VAC convenience outlets at both bridge ends