Tunnel Fan Line Removal System
Traylor Brothers
Design of kit to improve stability of man lift flat car to provide a safe means of removing tunnel fan line
Personnel Hoist Review
Kiewit/Shea
Design review for existing personnel hoist
Scissor Lift Platform
Nebraska Welding
Detailed design and supply of scissor lift car mounted platform for personnel access
Personnel Hoist Cage Guide Wheels
Kiewit/Shea
Retrofit guide roller assemblies for existing on site man cage
Shaft Work Deck Suspension System
Dragados/Judlau
Structure spanning shaft suspends wire rope that is used with Tractel hoists and work decks providing access for waterproofing installation
Shaft Bridge, Walkway & Blast Cover
Dragados/Judlau
Detailed design of temporary structures for safe access to work areas while performing shaft excavation
Overhang Removal Platform
Kiewit/Turner/United
Platform providing access for operations on the side of existing bridges
Shaft Ladder Installation
Dragados/Judlau
Ladder installation detailed design
Rail Car Step Installation
Mass Electric
Inserts into flat car tube members and helps provide safe access to flat cars
Shaft Stairway and Platform Installation
Dragados/Judlau
Stair for access to lower level tunnels
Bridge Crane Maintenance Platform
Judlau
Counterweighted decks supported by trolley hoists running on runway beams for access and maintenance on bridge crane
Shaker Fall Protection System
Central Stand & Gravel
Design of jib mounted fall protection system for safe access to shaker for maintenance
Drill Platform
Dragados/Judlau
Retractable decks providing access for drilling and ring beam erection on 22’ diameter double shield TBM
Roadheader Boom Access Platform
Dragados/Judlau
Sanvik MT 720 mounted platform provides access for scaling and ground support installation
Fence Access Gantry
Kiewit
Rolling gantry provides access for attaching mesh fence panels to border fence at Texas/Mexico border
Aircraft Lift
Duncan Aviation
Scissor lift system for loading and unloading airplanes
Work Platform
Trumbull
Crane suspended shaft work platform
Work Platform
Traylor/Skanska/Jay Dee
Design of suspended shaft work platform
Shaft Platform
Obayashi
Shaft work platform with removable door, crane suspended and anchored configurations
Shaft Work Deck
MJKM Constructors
Scissor Lift Work Deck
Mining Equipment, LTD
Scissor lift work platform for installing tunnel utilities
Tunnel Lift
Traylor/Skanska/Jay Dee
Design of outrigger installation for Tunnel Lift
Dozer Power Step
Ash Grove
Powered stairway or platform system for CAT D10R and Komatsu 375A Dozers
Tandem Scissor Lift Car
Traylor Frontier –Kemper
6000 pound capacity scissor lift cars with diesel/hydraulic power pack radio remove and cars with brakes. Transports and erects cross passage gantries, lifts equipment and materials onto gantries, and changes out electrical gantry consumable decks
Container Hand Rail System
Traylor/Shea
Self contained top of sea container fall protection system provides safe access for storage
Hand-Rail & Step Installation
Mass Electric
Non-Conductive handrail and step installation kit for Aero-Lift platform with swing gates allowing catenary lines to pass through
Federal Quarry Work Deck and Collar Deck
Guy F. Atkinson Co.
Collar deck and work deck detailed design for shaft sinking project at Illinois Federal Quarry
Wine Tank Access System
Vance Metal Fabricators
Stairs and catwalk system to access multiple wine fermenting tanks for Sheldrake Winery
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