NOTE 3 - DISCONTINUED OPERATIONS (Details) (Field Solutions [Member], USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 28, 2013	Dec. 29, 2012
Land and Right-of-Way Division [Member]
NOTE 3 - DISCONTINUED OPERATIONS (Details) [Line Items]
Assets Held-for-sale, at Carrying Value		$ 7.5
Amount of Working Capital at Closing of Sale		4.5
Note Receivable Payable to Company for Sale of Asset	3.0	3.0
Term of Note Receivable		4 years
Inspection Division [Member]
NOTE 3 - DISCONTINUED OPERATIONS (Details) [Line Items]
Assets Held-for-sale, at Carrying Value	7.9
Amount of Working Capital at Closing of Sale	5.0
Note Receivable Payable to Company for Sale of Asset	1.9
Term of Note Receivable	4 years
Amount of Cash at Closing of Sale	$ 1.0