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
have been constructed
Grammar usage guide and real-world examplesUSAGE SUMMARY
"have been constructed" is a grammatically correct and commonly used phrase in written English.
It is typically used in the present perfect tense to describe an action that began in the past and is still ongoing in the present. It can also indicate an action that has just been completed. Example: The new office building in downtown has been constructed using sustainable materials. (ongoing action) Example: The road repairs have been constructed and are now open to traffic. (recently completed action) Example: The bridges in this area have been constructed by skilled engineers. (ongoing action).
✓ Grammatically correct
Science
News & Media
Encyclopedias
Alternative expressions(20)
have been built
have been created
have been assembled
have been manufactured
have been developed
have been designed
have been formed
have been established
have been produced
have been fabricated
have been broken up
have been made up
were taken
have been capable
have been detected
have been taken up
have been implemented
have been approved
have been planned
have been dug up
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
60 human-written examples
Various lower predicate calculi have been constructed.
Encyclopedias
Beetles have been constructed fun usual materials.
News & Media
More recently, statistical arguments have been constructed for Jacques Kallis.
News & Media
Dams have been constructed on some of its tributaries.
Encyclopedias
Large synchrocyclotrons have been constructed in many countries.
Encyclopedias
Numerous dams have been constructed in the mountains.
Encyclopedias
Their narrative circularity suggests that they have been constructed with this idea in mind.
News & Media
Across the world, social norms have been constructed by the rich.
News & Media
They have been constructed from scratch on what was previously pasture-land.
News & Media
Modern office buildings have been constructed with ornate windows and facades.
News & Media
The posting "must have been constructed after the event," he said.
News & Media
Expert writing Tips
Best practice
When using "have been constructed", ensure the subject clearly indicates what has undergone the process of construction. For example, "The bridge has been constructed" is clearer than "It has been constructed".
Common error
Avoid using "have been constructed" when a simple past tense ("was constructed") is more appropriate if the construction occurred and finished entirely in the past with no present relevance.
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "have been constructed" functions as a verb phrase in the present perfect passive voice. This indicates that the subject has undergone the action of being built or created, with the results of that action persisting to the present. Ludwig AI confirms this usage with numerous examples.
Frequent in
Science
41%
News & Media
40%
Encyclopedias
10%
Less common in
Formal & Business
5%
Reference
2%
Wiki
2%
Ludwig's WRAP-UP
The phrase "have been constructed" is a grammatically sound and frequently used verb phrase in the present perfect passive voice. Ludwig AI indicates that it commonly conveys the action of something being built or created, with the results still pertinent to the present. Its usage spans multiple contexts, including Science, News & Media, and Encyclopedias. The phrase is suitable for neutral to formal registers. When writing, be precise with the subject to avoid ambiguity and ensure the tense aligns with the intended meaning. Alternative phrases include "have been built" and "have been created", each carrying slightly different nuances.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
have been built
This alternative focuses specifically on the physical act of building or assembling something.
have been created
This alternative broadens the scope to include non-physical creations or developments.
have been assembled
This alternative emphasizes the act of putting parts together.
have been manufactured
This alternative highlights the process of producing something, often on a large scale.
have been developed
This alternative implies a more complex and gradual process of creation or improvement.
have been designed
This alternative focuses on the planning and intentional creation of something.
have been formed
This alternative suggests a process of taking shape or coming into existence.
have been established
This alternative emphasizes the act of setting something up or making it operational.
have been produced
This alternative stresses the outcome of a process, often involving labor or resources.
have been fabricated
This alternative can imply that something has been made, sometimes with the connotation of being artificial or deceptive.
FAQs
How can I use "have been constructed" in a sentence?
The phrase "have been constructed" is used to describe something that was built or created in the past and the result is still relevant or visible in the present. For example, "The houses "have been constructed" using sustainable materials".
What is a synonym for "have been constructed"?
Alternatives for "have been constructed" include "have been built", "have been created", or "have been assembled". The best choice depends on the context.
What is the difference between "have been constructed" and "were constructed"?
"Have been constructed" (present perfect passive) implies the construction happened at an unspecified time in the past and has relevance to the present. "Were constructed" (past passive) refers to a completed action in the past with no specific connection to the present.
Is it correct to say "has been constructed" instead of "have been constructed"?
Yes, but the choice depends on the subject. Use "has been constructed" with singular subjects (e.g., "The building has been constructed") and "have been constructed" with plural subjects (e.g., "The buildings "have been constructed"").
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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
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested