Why You Need To Use Manhole Cover Lifter When Working On Inspection Chambers

By Ina Hunt


Accessing manholes and inspection chambers can be difficult if the covers cannot be opened easily. The covers used to cover the manholes are designed of heavy materials and lifting them is a big problem. The traditional way of pulling and lifting those covers proves a challenge for many contractors and technicians. Maintenance personnel can take advantage of the state-of-the-art manhole cover lifter, a tool designed to allow them lift covers effortless and safely.

Using methods such as thumping hammers and crowbars to ease the grip of the frames and covers does work but it presents many risks. It is not only time consuming but also unsafe to use. When the crowbars are thumped using sledge hammers, accidents can occur.

You will attain efficiency in performing the tasks when you use these modern lifters. Moreover, the lifters are fitted with movable wheels to ensure that you pull them easily from one location to another. You do not have to carry them around as you move from one manhole to another. Most of the manholes lifters use key slots with the exception of magnetic types.

The lifters are designed to allow maintenance personnel to be able to access the inspection chambers and manholes easily. With such lifters, they can help workers unseat and open covers easily without using a lot of force. This not only saves time but also reduces incidents of accident and injuries from occurring.

One common method with these fixed design lifters involves applying lifting force, and using shock tactics right on edge of the covers, the process of lifting is repeated until the seal breaks. This method of lifting is only a slight improvement of the sledge hammer approach. In this method of lifting covers, it introduces some risks to the people as well as the equipments.

With the constant exposure of covers and frames to moisture and rainfall, corrosion will occur if the materials are metallic. The corroding surfaces allow despots of rust and other materials to form on those covers and frames. This also makes the task of lifting those covers very difficult. When you use the crowbars and sledge hammers, you will incur costs such as damage or breaking of lids.

The hammers may be heavy enough to cause cracks or break the covering metallic material. If in the event of wielding the hammer, it misses and lands on the surface of manholes covers, the results could be a broken cover. Moreover, wielding a sledge hammer may result to impact, injuries, and strains. You could risk injuring the hands or causing sprains on joints.

Since the impact on surfaces due to thumping could make parts of the metal to detach and fly in air, the workers risk injuring their eyes and puncturing the skin. Those working around the areas may also be put at risks by the flying pieces of metal. The time take to do the task becomes long and workers may not be able to achieve meaningful results in inspecting or working on the channels because the covers cannot open fast.




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