SAM Coverage
Lift Maintenance
-
Magnetic Particle Inspection
In the last issue of SAM (Summer 79), we discussed the most basic of all NDT methods, Liquid Penetrant testing. Although comparatively simple compared…
-
Looking For Trouble
Editors Note: This is the second in a series of five articles being written about various types of Non-Destructive Testing (NDT) applicable to the…
-
Summer Maintenance
It was good to see so much interest in the maintenance panel at the NSAA Convention. Now I will try to add somewhat to…
-
Lift Maintenance
1. Older Lifts Some of the older lifts in use today have welded shafts in the bullwheels. A lot of these have already broken,…
-
Non-Destructive Testing
Director of Operations, Industrial NDT Co., Inc. Felix Kloman, president of Risk Planning Group and insurance consultant to the ski area industry, recently stated…
-
Rope Alignment
Did Someone Mention “ALIGNMENT”? Yep, we said it, then we listened and yawned while everyone from the ticket sellers to the summertime fence builders…
-
Off-Season Maintenance
When we were young and in our prime, a fantastic job we did for you. Now as we are getting older, it sure would…
-
Chairlift Deropements
“. . . On both hold-down and support sheaves, suitable devices shall be installed and maintained that will stop the lift in case of…
-
Off-Season Maintenance
I am happy to have this opportunity to perhaps refresh your memory on some of the things we sometimes give less attention to than…
-
Aging Lifts
The decision is not always obvious, and sometimes the three choices are interrelated. Every area owner or operator has in the past—will in the…
-
Electromagnetic Testing
The Vail gondola accident last year focused the attention of aerial tramway and ski lift interests on a previously little known or used procedure…
-
Stop Summer Shocks
The one system of a lift that can almost be counted on to give problems when lift start-up time arrives next winter is the…
-
Bearings Keep You In Business
A double chairlift in one of North America’s largest ski areas has a length of 5,600 feet and operates at 500 feet a minute.…
-
What About Hydraulic Drives?
During the past five years several different lift drive arrangements have appeared using hydraulic components in the overall drive system. The basic concepts of…
-
Gear Reducers– Making The Right Choice
One of the major components of any lift drive system is the unit that reduces the speed of the motor or engine to the…
-
Electricity First
Electrical energy is the most common source of power for ski lifts in North America today. It is relatively cheap to operate, it offers…