(Please note that in certain situations,  what ,  when , and  where  can function as relative pronouns.) Relative pronouns introduce relative clauses, which are a type of dependent clause. Relative clauses modify a word, phrase, or idea in the main clause.
The 2014 Survey of Construction (SOC) from the Census Bureau shows that the average completion time of a single-family house is around 7 months, which usually includes around 25 days from authorization to start and another 6 months to finish the construction.
Building a tiny house yourself from start to finish on a part time basis: 12-24 months of ~20 hour work weeks. Examplesâ¦. John and Debbieâs Tiny House (11 months to finish) <- this post gives a good idea of what it takes to build. Ellaâs Tiny House (12 months to finish)