Custom Cranes

Riverside Drive Gantry Crane – 15 Ton

Custom Bridge Crane with Unique Features

• Height Adjustable  – Ability to maintain level while riding on a rail of varied height
• Width Adjustable  –  Follows a track of varying width
• 15-ton hoist
• Diesel generator powered
• Variable span – 24’ – 34′
• Adjustable leg height with self-leveling system
• Custom runways

Custom Bridge Gantry Crane for Precast Girder

Kiewit

Design and manufacture of hydraulically actuated gantries for  installation of precast bridge girders on the I-40 over the Pigeon River Gorge.

KEE Hydraulic Lift Hoist:

• 40 Ton capacity
• Design loads and safety factors per CMAA
• Lifting speed: 15 feet per minute
• Total lift stroke: 16 feet
• Lateral travel speed: 30 feet per minute
• Approximate self‐weight: 25,000 LB
• 40 Ton hook
• Model UET‐8 bogie style end trucks

 Bridge Crane & Building

Maryland Purple Line

Supply of custom 50′ (W) x 165′ (L) x 43′ (T)  steel-framed building with integrated 30-Ton bridge crane.

• Hoist Speed = 100 fpm
• Trolley Speed ≥ 80 fpm
• Bridge Speed ≥ 100 fpm
• 250HP, Flux Vector Controlled hoist
• 170’ of lifting height

12-Ton Bridge Cranes

Kiewit

Design & manufacture of 12-ton bridge crane for Oroville Dam in Northern California

• Span = 15’
• Lift = 38’
• CMAA Class D, Indoor
• Hoist Speed = 16 fpm
• Trolley Speed = 80 fpm
• Bridge Speed = 65 fpm
• Flux Vector control

5-Ton Bridge Cranes

Kiewit

Design & manufacture of 5-ton bridge crane for Oroville Dam in Northern California

• 5 Ton Hoist with Geared Trolley
• Electric Drives
• 24V DC Battery Powered (110V AC Charging)
• Radio Control
• Wired Pendant Control

Bridge Crane Analysis – 100 Ton

Wolf Hills

Preliminary design of 100 ton bridge crane

Bridge Crane Installation

Mass Electric

Wall-mount system design for 2-ton bridge crane

Preliminary design of 100 ton bridge crane

Nebraska Crane & Hoist

Design of NACC compliant bridge crane sub structure for single 3 ton bridge crane

Free Standing Bridge Cranes

Nebraska Hoist & Crane

Design of 7 NACC compliant bridge crane sub structures in 2017 of varying spans and capacities