"They are heavy and I'm not really sure what they're worth.  I'm not sure it's worth carrying one of those.  Probably hurt your back!" said Goo.

Recyclers tell us, at today's steel prices, they would only fetch $5-to-$10 per manhole cover.

While many will not accept a manhole cover without a written OK from the owner, there are questions whether steel is even covered under the recycling bills passed in recent years.

Honolulu police have opened a third-degree theft investigation.