The phrase "ago erected" is not correct and does not make sense in written English.
It is not usable because "ago" typically refers to a point in time in the past, while "erected" is a past participle that does not logically connect with "ago" in this context.
Example: "The monument was erected ten years ago."
Alternatives: "built in the past" or "constructed previously."
The legions of American soldiers who not so long ago erected checkpoints and roared across the capital, guns pointed out of their Humvees, have diminished.
A puckish man, he years ago erected a memorial bench to himself in Scarborough, also in the north, bearing a plaque reading, "Sir Jimmy Savile (but Not Just Yet)." That eventuality came on Saturday.
A few years ago, officials erected a large cross at Kashtak as a memorial.
But that may not matter: six months ago, Vodacom erected a cellular tower whose signal can be picked up in the hills.
The company revamped some of its facilities a few years ago, even erecting nets, after a series of suicides.
South Korea and the European Community were accused by the Administration a year ago of erecting unfair barriers that discriminate against the sale of United States telecommunications products and services.
Mr. Ho did slip once, years ago, while erecting a bamboo scaffold on a luxury apartment tower on Victoria Peak, which looms above the city.
Mr. Juliano, who owns the billboard, said in a telephone interview Thursday from his vacation home in Boca Raton, Fla., that he received permission long ago to erect a truck stop on the site, so a Home Depot should present no problem.
Six weeks ago the police erected large notices about the scam outside the joints.
A couple of years ago, the police erected an iron fence in one part of Manggarai, to prevent young people from different areas brawling against each other.
Monuments are always controversial in Bulgaria (we are still processing parts of our past), but three weeks ago the newly erected Bulgarian Tsar Samuil's monument in central Sofia prompted a fierce war of words.
