engineering

Poelaert Elevators

Poelaert Elevators is a engineering topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Poelaert Elevators rather than just read about it. In short: The Poelaert Elevators (French: Ascenseurs Poelaert; Dutch: Poelaertliften), in popular language Elevators of the Marolles (French: Ascenseurs des Marolles; Dutch: Liften van de Marollen) is a public elevator in the Marolles/Marollen district of Brussels, Belgium. It connects the lower and upper town at the Square Breughel l'Ancien/Breughel de Oudeplein with the Place Poelaert/Poelaertplein, in the vicinity of the P…

Key takeaways

Poelaert Elevators belongs to engineering; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect Poelaert Elevators to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of Poelaert Elevators from memory before moving on to harder problems.

Reference excerpt

The Poelaert Elevators (French: Ascenseurs Poelaert; Dutch: Poelaertliften), in popular language Elevators of the Marolles (French: Ascenseurs des Marolles; Dutch: Liften van de Marollen) is a public elevator in the Marolles/Marollen district of Brussels, Belgium. It connects the lower and upper town at the Square Breughel l'Ancien/Breughel de Oudeplein with the Place Poelaert/Poelaertplein, in the vicinity of the Palace of Justice. The elevator consists of two independent elevators, hence the plural elevators (French: ascenseurs; Dutch: liften) sometimes used for its name.

Construction The idea of building a means of transport connecting the Marolles/Marollen neighbourhood and the Place Poelaert/Poelaertplein is much older; in the 19th century, it was proposed to build a funicular for this purpose. In the early 1990s, the architect Patrice Neirinck of AVA Architects promoted the concept of building a vertical elevator. The proposal sought to "open up the Marolles district" and "revitalise the Square Breughel l'Ancien/Breughel de Oudeplein", located at the bottom, making it a crossing point. CFE was appointed as the general contractor, and the supply of the two elevators and the electromechanical systems were provided by Schindler Group. The architectural project was executed by the AVA Architects office, under the coordination of the architect Patrice Neirinck, while the Verdeyen & Moenaert took care of the stability study. The construction cost about 78 million Belgian francs (equivalent to about €2 million), of which 51 million francs (about €1.25 million) for the bulk of the investment, and 27 million francs (about €676,000) for the elevators. Funding was provided by the Brussels-Capital Region and the Belgian Federal Government under a cooperation agreement. The Ministry of Communications and Infrastructure was in charge of the project management, receiving technical assistance from the Directorate of Electromechanical Constructions. After the construction of the tower, the future metal walkway was installed between the upper part and the Place Poelaert. The 36-metre-long (118 ft) walkway was made at Geel, Antwerp, and transported to Brussels by a special convoy, arriving on the esplanade at the Palace of Justice around 10:00 on 13 October 2001. The entire lift was inaugurated in June 2002 and became one of the area's most popular tourist attractions. Its administration and operation was entrusted by the municipality to the Brussels Intercommunal Transport Company (STIB/MIVB).

Operation The operation of the new elevator was marked by numerous technical problems, the first being reported only one month after the inauguration, on 21 July 2002. In 2019, for example, STIB/MIVB had to intervene a total of 131 times to remedy the faults that occurred at the two elevators: 43 wedges in one of them, 88 wedges in the other. The main reasons that led to the shutdown of the elevators were the unfavorable weather conditions and vandalism. In April 2018, 1,300 colored T-shirts were hung from the structure of the elevator, as part of the work entitled If I Had Wings, a cultural experiment by the Finnish artist Kaarina Kaikkonen. In July 2020, the Minister for Mobility and Public Works of the Brussels-Capital Region, Elke Van den Brandt, confirmed that the lift would be rehabilitated in the first quarter of 2021. About a million people use the elevator every year.

Specifications The Poelaert Elevators have the following specifications:

References

Illustrations

Worked examples

Example 1 — a first encounter with Poelaert Elevators

Start with the simplest possible case. Write down what Poelaert Elevators claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In engineering, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Poelaert Elevators before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Poelaert Elevators ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Poelaert Elevators

In research: Poelaert Elevators appears in engineering research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses Poelaert Elevators in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: Poelaert Elevators is common in secondary-school and first-year university syllabi. It links to neighbouring topics Buildings and structures in Brussels, Elevators, Transport in Brussels, so understanding it makes those chapters shorter.
In everyday life: Look for Poelaert Elevators outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

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How to study Poelaert Elevators in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Poelaert Elevators means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain Poelaert Elevators out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Poelaert Elevators in simple terms?

Why does Poelaert Elevators matter?

Because it connects several engineering ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Poelaert Elevators?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Poelaert Elevators.