The phrase "measuring about" is correct and usable in written English.
You can use it to discuss approximate measurements. For example, "The dresser was measuring about 5 feet in height."
Structure 42 is the tallest structure in the North Group, measuring about 11.5 m high.
Cubes measuring about one inch are best.
This was the largest of the group, measuring about half a mile in length".
Eros is one of the larger asteroids, measuring about 21 miles long and 8 miles thick.
Mr. Twombly's untitled work, measuring about nine by six feet, is valued at almost $3 million.
One sign he is testing, measuring about 10 feet by 20 feet, cost $80,000.
Roll the bun dough into a rectangle measuring about 25 x 40cm.
Decades ago, Mr. Antonakos sent him a flat package measuring about 18 by 24 inches.
These are the largest of all the beaked whales, measuring about 13 metres long.
Sadr City is a huge neighborhood, measuring about two miles by three miles, in Baghdad's poorest quarter.
There, each of the 17 condos will have at least one circular room measuring about 38 feet in diameter.
