Used and loved by millions
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
had been constructing
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "had been constructing" is correct and usable in written English.
It is typically used to indicate an action that was ongoing in the past before another action occurred. Example: "They had been constructing the new bridge for several months before the funding was cut."
✓ Grammatically correct
News & Media
Wiki
Science
Alternative expressions(2)
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
11 human-written examples
Europeans had been constructing offshore wind farms for more than a decade.
News & Media
Shortly after arriving in Paris, Calder decided to expand upon the moving toys he had been constructing since childhood and devised his circus.
News & Media
For years, he had been constructing Antarctica in his mind, and after climbing down from the plane he joyously stamped his boots on three-foot-thick ice.
News & Media
We know now that, during his 50 years of virtual isolation, he had been constructing his own unique imaginary world, a world that he drew and described with mesmeric finesse.
News & Media
For a month, the group had been constructing a prototype for a sixty-foot "bottle boat," which de Rothschild and a small crew plan to sail across the Pacific Ocean, from San Francisco to Sydney, Australia.
News & Media
For more than a century, Florence had been constructing a lavish cathedral, Santa Maria del Fiore, according to a plan that included an enormous dome -- a dome whose 143-foot 6-inch diameter would surpass that of the Pantheon in Rome, long recognized as the largest in the world.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
49 human-written examples
The portrait had been constructed out of colored marble.
News & Media
It also remained unclear how the bomb had been constructed.
News & Media
As yet, nothing had been constructed in finished stone.
Encyclopedias
The venue had been constructed for this one meal.
News & Media
It was only after liberation that the Germans learned that the glider had been constructed.
News & Media
Expert writing Tips
Best practice
Use "had been constructing" to emphasize the continuous nature of the building or creation process up to a specific point in the past. It's especially useful when highlighting the duration or progress of the construction before another event occurred.
Common error
Avoid using "had been constructing" when a simple past tense like "constructed" is sufficient. Overusing the perfect continuous can make your writing sound awkward if the continuous aspect isn't essential to the meaning.
Source & Trust
82%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "had been constructing" functions as a verb phrase, specifically in the past perfect continuous tense. It describes an action of building or creating that was ongoing for a period of time before another action or point in the past. As confirmed by Ludwig, this usage is correct.
Frequent in
News & Media
50%
Wiki
20%
Science
15%
Less common in
Encyclopedias
10%
Formal & Business
5%
Academia
0%
Ludwig's WRAP-UP
In summary, "had been constructing" is a grammatically correct verb phrase in the past perfect continuous tense, used to describe an ongoing action of building or creating before a specific point in the past. As per Ludwig, it is considered correct and usable in written English. The phrase is most frequently found in news and media sources, followed by wiki and scientific articles. When using this phrase, ensure that the continuous aspect is important to the meaning, emphasizing the duration and progress of the construction. Alternatives include "had been building" and "had been creating", each with slightly different nuances.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
had been building
Focuses more on the physical act of building, often implying a tangible structure.
had been creating
Emphasizes the act of bringing something into existence, which can be more abstract than constructing.
had been assembling
Implies putting together existing parts to form a whole.
had been fabricating
Suggests constructing something, often with the connotation of deception or invention.
had been developing
Focuses on the process of growth or improvement over time.
had been forming
Indicates the process of taking shape or coming into being.
had been shaping
Suggests influencing the final form or character of something.
had been putting together
An informal way of saying assembling or constructing.
had been engineering
Implies a technical or scientific approach to constructing something.
had been manufacturing
Refers to the mass production of something.
FAQs
How do I use "had been constructing" in a sentence?
Use "had been constructing" to describe an ongoing action of building or creating that occurred over a period of time before another action or point in the past. For example, "They "had been constructing" the bridge for months before the storm destroyed it".
What are some alternatives to "had been constructing"?
You can use alternatives such as "had been building", "had been creating", or "had been assembling", depending on the specific context and nuance you want to convey.
Is "had been constructing" grammatically correct?
Yes, "had been constructing" is grammatically correct. It is the past perfect continuous tense of the verb "construct" and is used to describe an action that was in progress before another point in time.
What's the difference between "had been constructing" and "had constructed"?
"Had been constructing" indicates an ongoing process over a period of time, while "had constructed" indicates a completed action at a specific point in the past. The former emphasizes the duration of the construction, while the latter emphasizes its completion.
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
82%
Authority and reliability
4.1/5
Expert rating
Real-world application tested