The New Canaan Building Department on Monday received an application to build a six-bedroom home on a vacant 4.33-acre parcel on Smith Ridge Road. The new home planned for 729 Smith Ridge Road also including six bathrooms, six bathrooms, finished attic and basement and three-car garage, the building permit application said. It will cost an estimated $925,000 to build, the application said. The property’s owner, Ridgefield-based Nordic Builders Inc., is listed as contractor on the job. The architect is ARCH Design Services of Woodbury.